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1,064,820

1,064,820 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.).

1,064,820 (one million sixty-four thousand eight hundred twenty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 3 × 5 × 17,747. Its proper divisors sum to 1,916,844, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x103F74.

Abundant Number Arithmetic Number Cube-Free Gapful Number Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
21 bits
Reversed
284,601
Square (n²)
1,133,841,632,400
Cube (n³)
1,207,337,247,012,168,000
Divisor count
24
σ(n) — sum of divisors
2,981,664
φ(n) — Euler's totient
283,936
Sum of prime factors
17,759

Primality

Prime factorization: 2 2 × 3 × 5 × 17747

Nearest primes: 1,064,813 (−7) · 1,064,867 (+47)

Divisors & multiples

All divisors (24)
1 · 2 · 3 · 4 · 5 · 6 · 10 · 12 · 15 · 20 · 30 · 60 · 17747 · 35494 · 53241 · 70988 · 88735 · 106482 · 177470 · 212964 · 266205 · 354940 · 532410 (half) · 1064820
Aliquot sum (sum of proper divisors): 1,916,844
Factor pairs (a × b = 1,064,820)
1 × 1064820
2 × 532410
3 × 354940
4 × 266205
5 × 212964
6 × 177470
10 × 106482
12 × 88735
15 × 70988
20 × 53241
30 × 35494
60 × 17747
First multiples
1,064,820 · 2,129,640 (double) · 3,194,460 · 4,259,280 · 5,324,100 · 6,388,920 · 7,453,740 · 8,518,560 · 9,583,380 · 10,648,200

Sums & aliquot sequence

As consecutive integers: 354,939 + 354,940 + 354,941 212,962 + 212,963 + 212,964 + 212,965 + 212,966 133,099 + 133,100 + … + 133,106 70,981 + 70,982 + … + 70,995
Aliquot sequence: 1,064,820 → 1,916,844 → 2,555,820 → 5,397,300 → 11,962,700 → 13,996,576 → 17,846,144 → 17,706,976 → 22,494,080 → 38,975,200 → 68,267,936 → 78,353,728 → 78,081,824 → 77,811,424 → 80,292,368 → 91,785,160 → 120,316,400 — unresolved within range

Continued fraction of √n

√1,064,820 = [1031; (1, 9, 8, 1, 1, 6, 1, 1, 1, 1, 2, 1, 2, 2, 1, 4, 1, 29, 11, 1, 2, 3, 1, 18, …)]

Representations

In words
one million sixty-four thousand eight hundred twenty
Ordinal
1064820th
Binary
100000011111101110100
Octal
4037564
Hexadecimal
0x103F74
Base64
ED90
One's complement
4,293,902,475 (32-bit)
Scientific notation
1.06482 × 10⁶
As a duration
1,064,820 s = 12 days, 7 hours, 47 minutes
In other bases
ternary (3) 2000002122210
quaternary (4) 10003331310
quinary (5) 233033240
senary (6) 34453420
septenary (7) 12023301
nonary (9) 2002583
undecimal (11) 668019
duodecimal (12) 434270
tridecimal (13) 2b3893
tetradecimal (14) 1da0a8
pentadecimal (15) 160780

As an angle

1,064,820° = 2,957 × 360° + 300°
300° ≈ 5.236 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Chinese
一百零六萬四千八百二十
Chinese (financial)
壹佰零陸萬肆仟捌佰貳拾
In other modern scripts
Eastern Arabic ١٠٦٤٨٢٠ Devanagari १०६४८२० Bengali ১০৬৪৮২০ Tamil ௧௦௬௪௮௨௦ Thai ๑๐๖๔๘๒๐ Tibetan ༡༠༦༤༨༢༠ Khmer ១០៦៤៨២០ Lao ໑໐໖໔໘໒໐ Burmese ၁၀၆၄၈၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1064820, here are decompositions:

  • 7 + 1064813 = 1064820
  • 19 + 1064801 = 1064820
  • 37 + 1064783 = 1064820
  • 67 + 1064753 = 1064820
  • 83 + 1064737 = 1064820
  • 89 + 1064731 = 1064820
  • 131 + 1064689 = 1064820
  • 139 + 1064681 = 1064820

Showing the first eight; more decompositions exist.

Hex color
#103F74
RGB(16, 63, 116)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.63.116.

Address
0.16.63.116
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.63.116

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 6, 4820 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 4820-06-01 (DMMYYYY (Euro, single-digit day))
  • 4820-10-06 (MMDYYYY (US, single-digit day))
  • 4820-06-10 (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 1,064,820 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°.