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1,051,172

1,051,172 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.).

1,051,172 (one million fifty-one thousand one hundred seventy-two) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 317 × 829. Written other ways, in hexadecimal, 0x100A24.

Arithmetic Number Cube-Free Deficient Number Odious Number Pernicious Number Self Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
21 bits
Reversed
2,711,501
Square (n²)
1,104,962,573,584
Cube (n³)
1,161,505,718,399,440,448
Divisor count
12
σ(n) — sum of divisors
1,847,580
φ(n) — Euler's totient
523,296
Sum of prime factors
1,150

Primality

Prime factorization: 2 2 × 317 × 829

Nearest primes: 1,051,157 (−15) · 1,051,177 (+5)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 317 · 634 · 829 · 1268 · 1658 · 3316 · 262793 · 525586 (half) · 1051172
Aliquot sum (sum of proper divisors): 796,408
Factor pairs (a × b = 1,051,172)
1 × 1051172
2 × 525586
4 × 262793
317 × 3316
634 × 1658
829 × 1268
First multiples
1,051,172 · 2,102,344 (double) · 3,153,516 · 4,204,688 · 5,255,860 · 6,307,032 · 7,358,204 · 8,409,376 · 9,460,548 · 10,511,720

Sums & aliquot sequence

As a sum of two squares: 314² + 976² = 536² + 874²
As consecutive integers: 131,393 + 131,394 + … + 131,400 3,158 + 3,159 + … + 3,474 854 + 855 + … + 1,682
Aliquot sequence: 1,051,172 796,408 696,872 728,728 1,148,852 869,164 660,980 727,120 1,002,680 1,576,360 1,970,540 3,009,988 2,278,092 3,067,108 2,833,570 2,298,590 2,515,402 — unresolved within range

Continued fraction of √n

√1,051,172 = [1025; (3, 1, 2, 1, 34, 46, 1, 1, 2, 1, 6, 1, 1, 7, 1, 1, 3, 16, 1, 1, 1, 32, 1, 21, …)]

Representations

In words
one million fifty-one thousand one hundred seventy-two
Ordinal
1051172nd
Binary
100000000101000100100
Octal
4005044
Hexadecimal
0x100A24
Base64
EAok
One's complement
4,293,916,123 (32-bit)
Scientific notation
1.051172 × 10⁶
As a duration
1,051,172 s = 12 days, 3 hours, 59 minutes, 32 seconds
In other bases
ternary (3) 1222101221022
quaternary (4) 10000220210
quinary (5) 232114142
senary (6) 34310312
septenary (7) 11635433
nonary (9) 1871838
undecimal (11) 658841
duodecimal (12) 428398
tridecimal (13) 2aa5c5
tetradecimal (14) 1d511a
pentadecimal (15) 15b6d2

As an angle

1,051,172° = 2,919 × 360° + 332°
332° ≈ 5.794 rad
Compass bearing: NNW (north-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零五萬一千一百七十二
Chinese (financial)
壹佰零伍萬壹仟壹佰柒拾貳
In other modern scripts
Eastern Arabic ١٠٥١١٧٢ Devanagari १०५११७२ Bengali ১০৫১১৭২ Tamil ௧௦௫௧௧௭௨ Thai ๑๐๕๑๑๗๒ Tibetan ༡༠༥༡༡༧༢ Khmer ១០៥១១៧២ Lao ໑໐໕໑໑໗໒ Burmese ၁၀၅၁၁၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1051172, here are decompositions:

  • 19 + 1051153 = 1051172
  • 103 + 1051069 = 1051172
  • 163 + 1051009 = 1051172
  • 211 + 1050961 = 1051172
  • 223 + 1050949 = 1051172
  • 271 + 1050901 = 1051172
  • 433 + 1050739 = 1051172
  • 439 + 1050733 = 1051172

Showing the first eight; more decompositions exist.

Hex color
#100A24
RGB(16, 10, 36)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.10.36.

Address
0.16.10.36
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.10.36

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 5, 1172 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1172-05-01 (DMMYYYY (Euro, single-digit day))
  • 1172-10-05 (MMDYYYY (US, single-digit day))
  • 1172-05-10 (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 1,051,172 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°.