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1,065,120

1,065,120 is a composite number, even.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

1,065,120 (one million sixty-five thousand one hundred twenty) is an even 7-digit number. It is a composite number with 96 divisors, and factors as 2⁵ × 3 × 5 × 7 × 317. Its proper divisors sum to 2,781,408, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x1040A0.

Abundant Number Arithmetic Number Evil Number Gapful Number Harshad / Niven Practical Number Refactorable Number Self Number Weird Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
15
Digit product
0
Digital root
6
Palindrome
No
Bit width
21 bits
Reversed
215,601
Square (n²)
1,134,480,614,400
Cube (n³)
1,208,357,992,009,728,000
Divisor count
96
σ(n) — sum of divisors
3,846,528
φ(n) — Euler's totient
242,688
Sum of prime factors
342

Primality

Prime factorization: 2 5 × 3 × 5 × 7 × 317

Nearest primes: 1,065,109 (−11) · 1,065,131 (+11)

Divisors & multiples

All divisors (96)
1 · 2 · 3 · 4 · 5 · 6 · 7 · 8 · 10 · 12 · 14 · 15 · 16 · 20 · 21 · 24 · 28 · 30 · 32 · 35 · 40 · 42 · 48 · 56 · 60 · 70 · 80 · 84 · 96 · 105 · 112 · 120 · 140 · 160 · 168 · 210 · 224 · 240 · 280 · 317 · 336 · 420 · 480 · 560 · 634 · 672 · 840 · 951 · 1120 · 1268 · 1585 · 1680 · 1902 · 2219 · 2536 · 3170 · 3360 · 3804 · 4438 · 4755 · 5072 · 6340 · 6657 · 7608 · 8876 · 9510 · 10144 · 11095 · 12680 · 13314 · 15216 · 17752 · 19020 · 22190 · 25360 · 26628 · 30432 · 33285 · 35504 · 38040 · 44380 · 50720 · 53256 · 66570 · 71008 · 76080 · 88760 · 106512 · 133140 · 152160 · 177520 · 213024 · 266280 · 355040 · 532560 (half) · 1065120
Aliquot sum (sum of proper divisors): 2,781,408
Factor pairs (a × b = 1,065,120)
1 × 1065120
2 × 532560
3 × 355040
4 × 266280
5 × 213024
6 × 177520
7 × 152160
8 × 133140
10 × 106512
12 × 88760
14 × 76080
15 × 71008
16 × 66570
20 × 53256
21 × 50720
24 × 44380
28 × 38040
30 × 35504
32 × 33285
35 × 30432
40 × 26628
42 × 25360
48 × 22190
56 × 19020
60 × 17752
70 × 15216
80 × 13314
84 × 12680
96 × 11095
105 × 10144
112 × 9510
120 × 8876
140 × 7608
160 × 6657
168 × 6340
210 × 5072
224 × 4755
240 × 4438
280 × 3804
317 × 3360
336 × 3170
420 × 2536
480 × 2219
560 × 1902
634 × 1680
672 × 1585
840 × 1268
951 × 1120
First multiples
1,065,120 · 2,130,240 (double) · 3,195,360 · 4,260,480 · 5,325,600 · 6,390,720 · 7,455,840 · 8,520,960 · 9,586,080 · 10,651,200

Sums & aliquot sequence

As consecutive integers: 355,039 + 355,040 + 355,041 213,022 + 213,023 + 213,024 + 213,025 + 213,026 152,157 + 152,158 + … + 152,163 71,001 + 71,002 + … + 71,015
Aliquot sequence: 1,065,120 → 2,781,408 → 5,564,832 → 12,881,568 → 27,156,192 → 59,717,280 → 159,190,080 → 418,466,880 → 1,131,742,872 → 2,176,361,928 → 4,171,363,092 → 7,670,354,796 → 14,359,347,444 — keeps growing

Continued fraction of √n

√1,065,120 = [1032; (21, 1, 1, 515, 1, 1, 21, 2064)]

Period length 8 — the block in parentheses repeats forever.

Representations

In words
one million sixty-five thousand one hundred twenty
Ordinal
1065120th
Binary
100000100000010100000
Octal
4040240
Hexadecimal
0x1040A0
Base64
EECg
One's complement
4,293,902,175 (32-bit)
Scientific notation
1.06512 × 10⁶
As a duration
1,065,120 s = 12 days, 7 hours, 52 minutes
In other bases
ternary (3) 2000010001220
quaternary (4) 10010002200
quinary (5) 233040440
senary (6) 34455040
septenary (7) 12024210
nonary (9) 2003056
undecimal (11) 668271
duodecimal (12) 434480
tridecimal (13) 2b3a64
tetradecimal (14) 1da240
pentadecimal (15) 1608d0

As an angle

1,065,120° = 2,958 × 360° + 240°
240° ≈ 4.189 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 ·
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆
Chinese
一百零六萬五千一百二十
Chinese (financial)
壹佰零陸萬伍仟壹佰貳拾
In other modern scripts
Eastern Arabic ١٠٦٥١٢٠ Devanagari १०६५१२० Bengali ১০৬৫১২০ Tamil ௧௦௬௫௧௨௦ Thai ๑๐๖๕๑๒๐ Tibetan ༡༠༦༥༡༢༠ Khmer ១០៦៥១២០ Lao ໑໐໖໕໑໒໐ Burmese ၁၀၆၅၁၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1065120, here are decompositions:

  • 11 + 1065109 = 1065120
  • 29 + 1065091 = 1065120
  • 31 + 1065089 = 1065120
  • 47 + 1065073 = 1065120
  • 61 + 1065059 = 1065120
  • 73 + 1065047 = 1065120
  • 79 + 1065041 = 1065120
  • 83 + 1065037 = 1065120

Showing the first eight; more decompositions exist.

Hex color
#1040A0
RGB(16, 64, 160)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.64.160.

Address
0.16.64.160
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.64.160

Unspecified address (0.0.0.0/8) — "this network" placeholder.

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 6, 5120 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 5120-06-01 (DMMYYYY (Euro, single-digit day))
  • 5120-10-06 (MMDYYYY (US, single-digit day))
  • 5120-06-10 (DDMYYYY (Euro, single-digit month))
Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 1,065,120 and was likely granted around 1913.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading

  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.