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1,048,628

1,048,628 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.).

1,048,628 (one million forty-eight thousand six hundred twenty-eight) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 7 × 17 × 2,203. Its proper divisors sum to 1,173,004, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x100034.

Abundant Number Arithmetic Number Cube-Free Evil Number Self Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
29
Digit product
0
Digital root
2
Palindrome
No
Bit width
21 bits
Reversed
8,268,401
Square (n²)
1,099,620,682,384
Cube (n³)
1,153,093,036,926,969,152
Divisor count
24
σ(n) — sum of divisors
2,221,632
φ(n) — Euler's totient
422,784
Sum of prime factors
2,231

Primality

Prime factorization: 2 2 × 7 × 17 × 2203

Nearest primes: 1,048,627 (−1) · 1,048,633 (+5)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 7 · 14 · 17 · 28 · 34 · 68 · 119 · 238 · 476 · 2203 · 4406 · 8812 · 15421 · 30842 · 37451 · 61684 · 74902 · 149804 · 262157 · 524314 (half) · 1048628
Aliquot sum (sum of proper divisors): 1,173,004
Factor pairs (a × b = 1,048,628)
1 × 1048628
2 × 524314
4 × 262157
7 × 149804
14 × 74902
17 × 61684
28 × 37451
34 × 30842
68 × 15421
119 × 8812
238 × 4406
476 × 2203
First multiples
1,048,628 · 2,097,256 (double) · 3,145,884 · 4,194,512 · 5,243,140 · 6,291,768 · 7,340,396 · 8,389,024 · 9,437,652 · 10,486,280

Sums & aliquot sequence

As consecutive integers: 149,801 + 149,802 + … + 149,807 131,075 + 131,076 + … + 131,082 61,676 + 61,677 + … + 61,692 18,698 + 18,699 + … + 18,753
Aliquot sequence: 1,048,628 1,173,004 1,173,060 3,194,940 7,030,212 11,893,308 19,822,404 33,263,804 33,263,860 48,093,836 48,093,892 58,716,812 69,393,268 69,393,324 154,140,756 313,829,292 523,049,044 — unresolved within range

Continued fraction of √n

√1,048,628 = [1024; (39, 2, 1, 1, 2, 11, 1, 2, 1, 3, 7, 1, 8, 3, 3, 1, 1, 2, 7, 7, 6, 1, 1, 7, …)]

Representations

In words
one million forty-eight thousand six hundred twenty-eight
Ordinal
1048628th
Binary
100000000000000110100
Octal
4000064
Hexadecimal
0x100034
Base64
EAA0
One's complement
4,293,918,667 (32-bit)
Scientific notation
1.048628 × 10⁶
As a duration
1,048,628 s = 12 days, 3 hours, 17 minutes, 8 seconds
In other bases
ternary (3) 1222021110002
quaternary (4) 10000000310
quinary (5) 232024003
senary (6) 34250432
septenary (7) 11625140
nonary (9) 1867402
undecimal (11) 656939
duodecimal (12) 426a18
tridecimal (13) 2a93b9
tetradecimal (14) 1d4220
pentadecimal (15) 15aa88

As an angle

1,048,628° = 2,912 × 360° + 308°
308° ≈ 5.376 rad
Compass bearing: NW (northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
Chinese
一百零四萬八千六百二十八
Chinese (financial)
壹佰零肆萬捌仟陸佰貳拾捌
In other modern scripts
Eastern Arabic ١٠٤٨٦٢٨ Devanagari १०४८६२८ Bengali ১০৪৮৬২৮ Tamil ௧௦௪௮௬௨௮ Thai ๑๐๔๘๖๒๘ Tibetan ༡༠༤༨༦༢༨ Khmer ១០៤៨៦២៨ Lao ໑໐໔໘໖໒໘ Burmese ၁၀၄၈၆၂၈

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1048628, here are decompositions:

  • 19 + 1048609 = 1048628
  • 79 + 1048549 = 1048628
  • 181 + 1048447 = 1048628
  • 241 + 1048387 = 1048628
  • 271 + 1048357 = 1048628
  • 337 + 1048291 = 1048628
  • 367 + 1048261 = 1048628
  • 409 + 1048219 = 1048628

Showing the first eight; more decompositions exist.

Hex color
#100034
RGB(16, 0, 52)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.0.52.

Address
0.16.0.52
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.0.52

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 4, 8628 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 8628-04-01 (DMMYYYY (Euro, single-digit day))
  • 8628-10-04 (MMDYYYY (US, single-digit day))
  • 8628-04-10 (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 1,048,628 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°.