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1,013,860

1,013,860 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.).

1,013,860 (one million thirteen thousand eight hundred sixty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 163 × 311. Its proper divisors sum to 1,135,196, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF7864.

Abundant Number Arithmetic Number Cube-Free 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
20 bits
Reversed
683,101
Square (n²)
1,027,912,099,600
Cube (n³)
1,042,158,961,300,456,000
Divisor count
24
σ(n) — sum of divisors
2,149,056
φ(n) — Euler's totient
401,760
Sum of prime factors
483

Primality

Prime factorization: 2 2 × 5 × 163 × 311

Nearest primes: 1,013,851 (−9) · 1,013,879 (+19)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 5 · 10 · 20 · 163 · 311 · 326 · 622 · 652 · 815 · 1244 · 1555 · 1630 · 3110 · 3260 · 6220 · 50693 · 101386 · 202772 · 253465 · 506930 (half) · 1013860
Aliquot sum (sum of proper divisors): 1,135,196
Factor pairs (a × b = 1,013,860)
1 × 1013860
2 × 506930
4 × 253465
5 × 202772
10 × 101386
20 × 50693
163 × 6220
311 × 3260
326 × 3110
622 × 1630
652 × 1555
815 × 1244
First multiples
1,013,860 · 2,027,720 (double) · 3,041,580 · 4,055,440 · 5,069,300 · 6,083,160 · 7,097,020 · 8,110,880 · 9,124,740 · 10,138,600

Sums & aliquot sequence

As consecutive integers: 202,770 + 202,771 + 202,772 + 202,773 + 202,774 126,729 + 126,730 + … + 126,736 25,327 + 25,328 + … + 25,366 6,139 + 6,140 + … + 6,301
Aliquot sequence: 1,013,860 1,135,196 851,404 638,560 991,376 929,446 676,730 636,550 591,050 508,396 527,380 738,668 895,636 959,084 959,140 1,750,364 2,069,284 — unresolved within range

Continued fraction of √n

√1,013,860 = [1006; (1, 9, 1, 1, 1, 9, 2, 1, 3, 8, 1, 2, 1, 1, 4, 2, 8, 1, 10, 1, 7, 1, 1, 24, …)]

Representations

In words
one million thirteen thousand eight hundred sixty
Ordinal
1013860th
Binary
11110111100001100100
Octal
3674144
Hexadecimal
0xF7864
Base64
D3hk
One's complement
4,293,953,435 (32-bit)
Scientific notation
1.01386 × 10⁶
As a duration
1,013,860 s = 11 days, 17 hours, 37 minutes, 40 seconds
In other bases
ternary (3) 1220111202101
quaternary (4) 3313201210
quinary (5) 224420420
senary (6) 33421444
septenary (7) 11421601
nonary (9) 1814671
undecimal (11) 632801
duodecimal (12) 40a884
tridecimal (13) 296623
tetradecimal (14) 1c56a8
pentadecimal (15) 15060a

As an angle

1,013,860° = 2,816 × 360° + 100°
100° ≈ 1.745 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆
Chinese
一百零一萬三千八百六十
Chinese (financial)
壹佰零壹萬參仟捌佰陸拾
In other modern scripts
Eastern Arabic ١٠١٣٨٦٠ Devanagari १०१३८६० Bengali ১০১৩৮৬০ Tamil ௧௦௧௩௮௬௦ Thai ๑๐๑๓๘๖๐ Tibetan ༡༠༡༣༨༦༠ Khmer ១០១៣៨៦០ Lao ໑໐໑໓໘໖໐ Burmese ၁၀၁၃၈၆၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1013860, here are decompositions:

  • 17 + 1013843 = 1013860
  • 41 + 1013819 = 1013860
  • 47 + 1013813 = 1013860
  • 131 + 1013729 = 1013860
  • 149 + 1013711 = 1013860
  • 173 + 1013687 = 1013860
  • 179 + 1013681 = 1013860
  • 233 + 1013627 = 1013860

Showing the first eight; more decompositions exist.

Hex color
#0F7864
RGB(15, 120, 100)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.120.100.

Address
0.15.120.100
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.120.100

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 1, 3860 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 3860-10-01 (MMDYYYY (US, single-digit day))
  • 3860-01-10 (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 1,013,860 and was likely granted around 1911.

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°.