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1,001,156

1,001,156 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.).

1,001,156 (one million one thousand one hundred fifty-six) is an even 7-digit number. It is a composite number with 18 divisors, and factors as 2² × 13² × 1,481. Written other ways, in hexadecimal, 0xF46C4.

Arithmetic Number Cube-Free Deficient Number Evil Number Self Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
14
Digit product
0
Digital root
5
Palindrome
No
Bit width
20 bits
Reversed
6,511,001
Square (n²)
1,002,313,336,336
Cube (n³)
1,003,472,010,552,804,416
Divisor count
18
σ(n) — sum of divisors
1,898,442
φ(n) — Euler's totient
461,760
Sum of prime factors
1,511

Primality

Prime factorization: 2 2 × 13 2 × 1481

Nearest primes: 1,001,153 (−3) · 1,001,159 (+3)

Divisors & multiples

All divisors (18)
1 · 2 · 4 · 13 · 26 · 52 · 169 · 338 · 676 · 1481 · 2962 · 5924 · 19253 · 38506 · 77012 · 250289 · 500578 (half) · 1001156
Aliquot sum (sum of proper divisors): 897,286
Factor pairs (a × b = 1,001,156)
1 × 1001156
2 × 500578
4 × 250289
13 × 77012
26 × 38506
52 × 19253
169 × 5924
338 × 2962
676 × 1481
First multiples
1,001,156 · 2,002,312 (double) · 3,003,468 · 4,004,624 · 5,005,780 · 6,006,936 · 7,008,092 · 8,009,248 · 9,010,404 · 10,011,560

Sums & aliquot sequence

As a sum of two squares: 34² + 1,000² = 416² + 910² = 680² + 734²
As consecutive integers: 125,141 + 125,142 + … + 125,148 77,006 + 77,007 + … + 77,018 9,575 + 9,576 + … + 9,678 5,840 + 5,841 + … + 6,008
Aliquot sequence: 1,001,156 897,286 552,218 304,762 152,384 150,130 120,122 70,714 50,534 32,194 16,100 25,564 30,884 30,940 53,732 60,508 60,564 — unresolved within range

Continued fraction of √n

√1,001,156 = [1000; (1, 1, 2, 1, 2, 2, 8, 1, 1, 21, 4, 2, 8, 14, 5, 1, 2, 3, 2, 3, 12, 4, 1, 1, …)]

Representations

In words
one million one thousand one hundred fifty-six
Ordinal
1001156th
Binary
11110100011011000100
Octal
3643304
Hexadecimal
0xF46C4
Base64
D0bE
One's complement
4,293,966,139 (32-bit)
Scientific notation
1.001156 × 10⁶
As a duration
1,001,156 s = 11 days, 14 hours, 5 minutes, 56 seconds
In other bases
ternary (3) 1212212022212
quaternary (4) 3310123010
quinary (5) 224014111
senary (6) 33242552
septenary (7) 11336552
nonary (9) 1785285
undecimal (11) 624202
duodecimal (12) 403458
tridecimal (13) 290900
tetradecimal (14) 1c0bd2
pentadecimal (15) 14b98b

As an angle

1,001,156° = 2,780 × 360° + 356°
356° ≈ 6.213 rad

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百萬一千一百五十六
Chinese (financial)
壹佰萬壹仟壹佰伍拾陸
In other modern scripts
Eastern Arabic ١٠٠١١٥٦ Devanagari १००११५६ Bengali ১০০১১৫৬ Tamil ௧௦௦௧௧௫௬ Thai ๑๐๐๑๑๕๖ Tibetan ༡༠༠༡༡༥༦ Khmer ១០០១១៥៦ Lao ໑໐໐໑໑໕໖ Burmese ၁၀၀၁၁၅၆

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1001156, here are decompositions:

  • 3 + 1001153 = 1001156
  • 67 + 1001089 = 1001156
  • 139 + 1001017 = 1001156
  • 157 + 1000999 = 1001156
  • 307 + 1000849 = 1001156
  • 379 + 1000777 = 1001156
  • 433 + 1000723 = 1001156
  • 487 + 1000669 = 1001156

Showing the first eight; more decompositions exist.

Hex color
#0F46C4
RGB(15, 70, 196)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.70.196.

Address
0.15.70.196
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.70.196

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

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 1,001,156 and was likely granted around 1911.

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

Position in π

The digit sequence 1001156 first appears in π at position 325,825 of the decimal expansion (the 325,825ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading

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