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1,041,628

1,041,628 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.).

1,041,628 (one million forty-one thousand six hundred twenty-eight) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 7 × 37,201. Its proper divisors sum to 1,041,684, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xFE4DC.

Abundant Number Cube-Free Odious Number Pernicious Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
20 bits
Reversed
8,261,401
Square (n²)
1,084,988,890,384
Cube (n³)
1,130,154,807,912,905,152
Divisor count
12
σ(n) — sum of divisors
2,083,312
φ(n) — Euler's totient
446,400
Sum of prime factors
37,212

Primality

Prime factorization: 2 2 × 7 × 37201

Nearest primes: 1,041,619 (−9) · 1,041,643 (+15)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 7 · 14 · 28 · 37201 · 74402 · 148804 · 260407 · 520814 (half) · 1041628
Aliquot sum (sum of proper divisors): 1,041,684
Factor pairs (a × b = 1,041,628)
1 × 1041628
2 × 520814
4 × 260407
7 × 148804
14 × 74402
28 × 37201
First multiples
1,041,628 · 2,083,256 (double) · 3,124,884 · 4,166,512 · 5,208,140 · 6,249,768 · 7,291,396 · 8,333,024 · 9,374,652 · 10,416,280

Sums & aliquot sequence

As consecutive integers: 148,801 + 148,802 + … + 148,807 130,200 + 130,201 + … + 130,207 18,573 + 18,574 + … + 18,628
Aliquot sequence: 1,041,628 1,041,684 1,736,364 2,978,220 6,731,844 11,219,964 18,700,164 36,292,410 81,374,022 95,866,938 116,912,538 142,893,222 145,840,650 215,844,534 273,571,146 319,540,854 319,998,138 — unresolved within range

Continued fraction of √n

√1,041,628 = [1020; (1, 1, 1, 1, 21, 1, 4, 1, 10, 11, 1, 69, 2, 7, 1, 1, 2, 1, 169, 2, 1, 1, 1, 1, …)]

Representations

In words
one million forty-one thousand six hundred twenty-eight
Ordinal
1041628th
Binary
11111110010011011100
Octal
3762334
Hexadecimal
0xFE4DC
Base64
D+Tc
One's complement
4,293,925,667 (32-bit)
Scientific notation
1.041628 × 10⁶
As a duration
1,041,628 s = 12 days, 1 hour, 20 minutes, 28 seconds
In other bases
ternary (3) 1221220211211
quaternary (4) 3332103130
quinary (5) 231313003
senary (6) 34154204
septenary (7) 11565550
nonary (9) 1856754
undecimal (11) 651655
duodecimal (12) 422964
tridecimal (13) 2a6163
tetradecimal (14) 1d1860
pentadecimal (15) 15896d

As an angle

1,041,628° = 2,893 × 360° + 148°
148° ≈ 2.583 rad
Compass bearing: SSE (south-southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬一千六百二十八
Chinese (financial)
壹佰零肆萬壹仟陸佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٤١٦٢٨ Devanagari १०४१६२८ Bengali ১০৪১৬২৮ Tamil ௧௦௪௧௬௨௮ Thai ๑๐๔๑๖๒๘ Tibetan ༡༠༤༡༦༢༨ Khmer ១០៤១៦២៨ Lao ໑໐໔໑໖໒໘ Burmese ၁၀၄၁၆၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1041628, here are decompositions:

  • 11 + 1041617 = 1041628
  • 131 + 1041497 = 1041628
  • 167 + 1041461 = 1041628
  • 179 + 1041449 = 1041628
  • 311 + 1041317 = 1041628
  • 317 + 1041311 = 1041628
  • 347 + 1041281 = 1041628
  • 359 + 1041269 = 1041628

Showing the first eight; more decompositions exist.

Hex color
#0FE4DC
RGB(15, 228, 220)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.228.220.

Address
0.15.228.220
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.228.220

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 4, 1628 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1628-04-01 (DMMYYYY (Euro, single-digit day))
  • 1628-10-04 (MMDYYYY (US, single-digit day))
  • 1628-04-10 (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 1,041,628 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°.