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1,051,628

1,051,628 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.).

1,051,628 (one million fifty-one thousand six hundred twenty-eight) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 283 × 929. Written other ways, in hexadecimal, 0x100BEC.

Arithmetic Number Cube-Free Deficient Number Odious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
23
Digit product
0
Digital root
5
Palindrome
No
Bit width
21 bits
Reversed
8,261,501
Square (n²)
1,105,921,450,384
Cube (n³)
1,163,017,963,024,425,152
Divisor count
12
σ(n) — sum of divisors
1,848,840
φ(n) — Euler's totient
523,392
Sum of prime factors
1,216

Primality

Prime factorization: 2 2 × 283 × 929

Nearest primes: 1,051,621 (−7) · 1,051,639 (+11)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 283 · 566 · 929 · 1132 · 1858 · 3716 · 262907 · 525814 (half) · 1051628
Aliquot sum (sum of proper divisors): 797,212
Factor pairs (a × b = 1,051,628)
1 × 1051628
2 × 525814
4 × 262907
283 × 3716
566 × 1858
929 × 1132
First multiples
1,051,628 · 2,103,256 (double) · 3,154,884 · 4,206,512 · 5,258,140 · 6,309,768 · 7,361,396 · 8,413,024 · 9,464,652 · 10,516,280

Sums & aliquot sequence

As consecutive integers: 131,450 + 131,451 + … + 131,457 3,575 + 3,576 + … + 3,857 668 + 669 + … + 1,596
Aliquot sequence: 1,051,628 797,212 705,324 972,996 1,297,356 1,773,348 2,364,492 3,844,788 5,880,396 7,840,556 6,462,964 5,524,396 4,509,124 3,381,850 2,957,030 2,365,642 1,337,174 — unresolved within range

Continued fraction of √n

√1,051,628 = [1025; (2, 22, 1, 1, 5, 12, 1, 7, 2, 13, 43, 1, 1, 3, 2, 3, 8, 1, 1, 4, 1, 1, 4, 1, …)]

Representations

In words
one million fifty-one thousand six hundred twenty-eight
Ordinal
1051628th
Binary
100000000101111101100
Octal
4005754
Hexadecimal
0x100BEC
Base64
EAvs
One's complement
4,293,915,667 (32-bit)
Scientific notation
1.051628 × 10⁶
As a duration
1,051,628 s = 12 days, 4 hours, 7 minutes, 8 seconds
In other bases
ternary (3) 1222102120012
quaternary (4) 10000233230
quinary (5) 232123003
senary (6) 34312352
septenary (7) 11636654
nonary (9) 1872505
undecimal (11) 659116
duodecimal (12) 4286b8
tridecimal (13) 2aa886
tetradecimal (14) 1d5364
pentadecimal (15) 15b8d8

As an angle

1,051,628° = 2,921 × 360° + 68°
68° ≈ 1.187 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零五萬一千六百二十八
Chinese (financial)
壹佰零伍萬壹仟陸佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٥١٦٢٨ Devanagari १०५१६२८ Bengali ১০৫১৬২৮ Tamil ௧௦௫௧௬௨௮ Thai ๑๐๕๑๖๒๘ Tibetan ༡༠༥༡༦༢༨ Khmer ១០៥១៦២៨ Lao ໑໐໕໑໖໒໘ Burmese ၁၀၅၁၆၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1051628, here are decompositions:

  • 7 + 1051621 = 1051628
  • 37 + 1051591 = 1051628
  • 79 + 1051549 = 1051628
  • 157 + 1051471 = 1051628
  • 211 + 1051417 = 1051628
  • 337 + 1051291 = 1051628
  • 547 + 1051081 = 1051628
  • 577 + 1051051 = 1051628

Showing the first eight; more decompositions exist.

Hex color
#100BEC
RGB(16, 11, 236)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.11.236.

Address
0.16.11.236
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.11.236

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

Possible date

Could be parsed as a date. Most likely interpretation: Wednesday, January 5, 1628 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1628-05-01 (DMMYYYY (Euro, single-digit day))
  • 1628-10-05 (MMDYYYY (US, single-digit day))
  • 1628-05-10 (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 1,051,628 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°.