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1,058,172

1,058,172 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.).

1,058,172 (one million fifty-eight thousand one hundred seventy-two) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 3 × 109 × 809. Its proper divisors sum to 1,436,628, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x10257C.

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

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
24
Digit product
0
Digital root
6
Palindrome
No
Bit width
21 bits
Reversed
2,718,501
Square (n²)
1,119,727,981,584
Cube (n³)
1,184,864,797,728,704,448
Divisor count
24
σ(n) — sum of divisors
2,494,800
φ(n) — Euler's totient
349,056
Sum of prime factors
925

Primality

Prime factorization: 2 2 × 3 × 109 × 809

Nearest primes: 1,058,171 (−1) · 1,058,179 (+7)

Divisors & multiples

All divisors (24)
1 · 2 · 3 · 4 · 6 · 12 · 109 · 218 · 327 · 436 · 654 · 809 · 1308 · 1618 · 2427 · 3236 · 4854 · 9708 · 88181 · 176362 · 264543 · 352724 · 529086 (half) · 1058172
Aliquot sum (sum of proper divisors): 1,436,628
Factor pairs (a × b = 1,058,172)
1 × 1058172
2 × 529086
3 × 352724
4 × 264543
6 × 176362
12 × 88181
109 × 9708
218 × 4854
327 × 3236
436 × 2427
654 × 1618
809 × 1308
First multiples
1,058,172 · 2,116,344 (double) · 3,174,516 · 4,232,688 · 5,290,860 · 6,349,032 · 7,407,204 · 8,465,376 · 9,523,548 · 10,581,720

Sums & aliquot sequence

As consecutive integers: 352,723 + 352,724 + 352,725 132,268 + 132,269 + … + 132,275 44,079 + 44,080 + … + 44,102 9,654 + 9,655 + … + 9,762
Aliquot sequence: 1,058,172 → 1,436,628 → 2,092,492 → 1,604,348 → 1,203,268 → 1,336,892 → 1,012,924 → 920,924 → 848,116 → 636,094 → 321,434 → 164,026 → 82,016 → 94,888 → 89,612 → 71,164 → 53,380 — unresolved within range

Continued fraction of √n

√1,058,172 = [1028; (1, 2, 13, 4, 1, 21, 3, 7, 2, 6, 1, 1, 2, 1, 2, 1, 1, 3, 2, 2, 23, 4, 4, 1, …)]

Representations

In words
one million fifty-eight thousand one hundred seventy-two
Ordinal
1058172nd
Binary
100000010010101111100
Octal
4022574
Hexadecimal
0x10257C
Base64
ECV8
One's complement
4,293,909,123 (32-bit)
Scientific notation
1.058172 × 10⁶
As a duration
1,058,172 s = 12 days, 5 hours, 56 minutes, 12 seconds
In other bases
ternary (3) 1222202112120
quaternary (4) 10002111330
quinary (5) 232330142
senary (6) 34402540
septenary (7) 11665023
nonary (9) 1882476
undecimal (11) 663025
duodecimal (12) 430450
tridecimal (13) 2b084b
tetradecimal (14) 1d78ba
pentadecimal (15) 15d7ec

As an angle

1,058,172° = 2,939 × 360° + 132°
132° ≈ 2.304 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零五萬八千一百七十二
Chinese (financial)
壹佰零伍萬捌仟壹佰柒拾貳
In other modern scripts
Eastern Arabic ١٠٥٨١٧٢ Devanagari १०५८१७२ Bengali ১০৫৮১৭২ Tamil ௧௦௫௮௧௭௨ Thai ๑๐๕๘๑๗๒ Tibetan ༡༠༥༨༡༧༢ Khmer ១០៥៨១៧២ Lao ໑໐໕໘໑໗໒ Burmese ၁၀၅၈၁၇၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1058172, here are decompositions:

  • 19 + 1058153 = 1058172
  • 23 + 1058149 = 1058172
  • 29 + 1058143 = 1058172
  • 79 + 1058093 = 1058172
  • 113 + 1058059 = 1058172
  • 131 + 1058041 = 1058172
  • 151 + 1058021 = 1058172
  • 163 + 1058009 = 1058172

Showing the first eight; more decompositions exist.

Hex color
#10257C
RGB(16, 37, 124)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.37.124.

Address
0.16.37.124
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.37.124

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 5, 8172 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 8172-05-01 (DMMYYYY (Euro, single-digit day))
  • 8172-10-05 (MMDYYYY (US, single-digit day))
  • 8172-05-10 (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 1,058,172 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°.