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1,061,920

1,061,920 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.).

1,061,920 (one million sixty-one thousand nine hundred twenty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2⁵ × 5 × 6,637. Its proper divisors sum to 1,447,244, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x103420.

Abundant Number Gapful Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
21 bits
Reversed
291,601
Square (n²)
1,127,674,086,400
Cube (n³)
1,197,499,665,829,888,000
Divisor count
24
σ(n) — sum of divisors
2,509,164
φ(n) — Euler's totient
424,704
Sum of prime factors
6,652

Primality

Prime factorization: 2 5 × 5 × 6637

Nearest primes: 1,061,917 (−3) · 1,061,959 (+39)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 5 · 8 · 10 · 16 · 20 · 32 · 40 · 80 · 160 · 6637 · 13274 · 26548 · 33185 · 53096 · 66370 · 106192 · 132740 · 212384 · 265480 · 530960 (half) · 1061920
Aliquot sum (sum of proper divisors): 1,447,244
Factor pairs (a × b = 1,061,920)
1 × 1061920
2 × 530960
4 × 265480
5 × 212384
8 × 132740
10 × 106192
16 × 66370
20 × 53096
32 × 33185
40 × 26548
80 × 13274
160 × 6637
First multiples
1,061,920 · 2,123,840 (double) · 3,185,760 · 4,247,680 · 5,309,600 · 6,371,520 · 7,433,440 · 8,495,360 · 9,557,280 · 10,619,200

Sums & aliquot sequence

As a sum of two squares: 404² + 948² = 516² + 892²
As consecutive integers: 212,382 + 212,383 + 212,384 + 212,385 + 212,386 16,561 + 16,562 + … + 16,624 3,159 + 3,160 + … + 3,478
Aliquot sequence: 1,061,920 → 1,447,244 → 1,234,540 → 1,511,252 → 1,173,388 → 890,492 → 750,028 → 562,528 → 545,012 → 508,684 → 470,728 → 442,772 → 434,188 → 397,412 → 308,104 → 300,296 → 262,774 — unresolved within range

Continued fraction of √n

√1,061,920 = [1030; (2, 49, 1, 3, 3, 5, 3, 1, 1, 1, 1, 228, 2, 1, 1, 2, 1, 4, 1, 6, 3, 3, 1, 3, …)]

Representations

In words
one million sixty-one thousand nine hundred twenty
Ordinal
1061920th
Binary
100000011010000100000
Octal
4032040
Hexadecimal
0x103420
Base64
EDQg
One's complement
4,293,905,375 (32-bit)
Scientific notation
1.06192 × 10⁶
As a duration
1,061,920 s = 12 days, 6 hours, 58 minutes, 40 seconds
In other bases
ternary (3) 1222221200101
quaternary (4) 10003100200
quinary (5) 232440140
senary (6) 34432144
septenary (7) 12011656
nonary (9) 1887611
undecimal (11) 665922
duodecimal (12) 432654
tridecimal (13) 2b2472
tetradecimal (14) 1d8dd6
pentadecimal (15) 15e99a

As an angle

1,061,920° = 2,949 × 360° + 280°
280° ≈ 4.887 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Chinese
一百零六萬一千九百二十
Chinese (financial)
壹佰零陸萬壹仟玖佰貳拾
In other modern scripts
Eastern Arabic ١٠٦١٩٢٠ Devanagari १०६१९२० Bengali ১০৬১৯২০ Tamil ௧௦௬௧௯௨௦ Thai ๑๐๖๑๙๒๐ Tibetan ༡༠༦༡༩༢༠ Khmer ១០៦១៩២០ Lao ໑໐໖໑໙໒໐ Burmese ၁၀၆၁၉၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1061920, here are decompositions:

  • 3 + 1061917 = 1061920
  • 11 + 1061909 = 1061920
  • 17 + 1061903 = 1061920
  • 23 + 1061897 = 1061920
  • 53 + 1061867 = 1061920
  • 71 + 1061849 = 1061920
  • 89 + 1061831 = 1061920
  • 113 + 1061807 = 1061920

Showing the first eight; more decompositions exist.

Hex color
#103420
RGB(16, 52, 32)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.52.32.

Address
0.16.52.32
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.52.32

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 6, 1920 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1920-06-01 (DMMYYYY (Euro, single-digit day))
  • 1920-10-06 (MMDYYYY (US, single-digit day))
  • 1920-06-10 (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 1,061,920 and was likely granted around 1912.

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°.