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1,013,855

1,013,855 is a composite number, odd.

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.).

1,013,855 (one million thirteen thousand eight hundred fifty-five) is an odd 7-digit number. It is a composite number with 12 divisors, and factors as 5 × 31² × 211. Written other ways, in hexadecimal, 0xF785F.

Arithmetic Number Cube-Free Deficient Number Evil Number Self Number

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
5,583,101
Square (n²)
1,027,901,961,025
Cube (n³)
1,042,143,542,695,001,375
Divisor count
12
σ(n) — sum of divisors
1,263,096
φ(n) — Euler's totient
781,200
Sum of prime factors
278

Primality

Prime factorization: 5 × 31 2 × 211

Nearest primes: 1,013,851 (−4) · 1,013,879 (+24)

Divisors & multiples

All divisors (12)
1 · 5 · 31 · 155 · 211 · 961 · 1055 · 4805 · 6541 · 32705 · 202771 · 1013855
Aliquot sum (sum of proper divisors): 249,241
Factor pairs (a × b = 1,013,855)
1 × 1013855
5 × 202771
31 × 32705
155 × 6541
211 × 4805
961 × 1055
First multiples
1,013,855 · 2,027,710 (double) · 3,041,565 · 4,055,420 · 5,069,275 · 6,083,130 · 7,096,985 · 8,110,840 · 9,124,695 · 10,138,550

Sums & aliquot sequence

As consecutive integers: 506,927 + 506,928 202,769 + 202,770 + 202,771 + 202,772 + 202,773 101,381 + 101,382 + … + 101,390 32,690 + 32,691 + … + 32,720
Aliquot sequence: 1,013,855 249,241 5,351 1 0 — terminates at zero

Continued fraction of √n

√1,013,855 = [1006; (1, 9, 2, 1, 1, 1, 2, 402, 2, 1, 1, 1, 2, 9, 1, 2012)]

Period length 16 — the block in parentheses repeats forever.

Representations

In words
one million thirteen thousand eight hundred fifty-five
Ordinal
1013855th
Binary
11110111100001011111
Octal
3674137
Hexadecimal
0xF785F
Base64
D3hf
One's complement
4,293,953,440 (32-bit)
Scientific notation
1.013855 × 10⁶
As a duration
1,013,855 s = 11 days, 17 hours, 37 minutes, 35 seconds
In other bases
ternary (3) 1220111202012
quaternary (4) 3313201133
quinary (5) 224420410
senary (6) 33421435
septenary (7) 11421563
nonary (9) 1814665
undecimal (11) 6327a7
duodecimal (12) 40a87b
tridecimal (13) 29661b
tetradecimal (14) 1c56a3
pentadecimal (15) 150605

As an angle

1,013,855° = 2,816 × 360° + 95°
95° ≈ 1.658 rad
Compass bearing: E (east)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Chinese
一百零一萬三千八百五十五
Chinese (financial)
壹佰零壹萬參仟捌佰伍拾伍
In other modern scripts
Eastern Arabic ١٠١٣٨٥٥ Devanagari १०१३८५५ Bengali ১০১৩৮৫৫ Tamil ௧௦௧௩௮௫௫ Thai ๑๐๑๓๘๕๕ Tibetan ༡༠༡༣༨༥༥ Khmer ១០១៣៨៥៥ Lao ໑໐໑໓໘໕໕ Burmese ၁၀၁၃၈၅၅

Also seen as

Hex color
#0F785F
RGB(15, 120, 95)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.120.95.

Address
0.15.120.95
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.120.95

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

Possible date

Could be parsed as a date. Most likely interpretation: Monday, January 1, 3855 (MDDYYYY (US, single-digit month)).

Other possible interpretations (2)
  • 3855-10-01 (MMDYYYY (US, single-digit day))
  • 3855-01-10 (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 1,013,855 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