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1,056,520

1,056,520 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.).

1,056,520 (one million fifty-six thousand five hundred twenty) is an even 7-digit number. It is a composite number with 32 divisors, and factors as 2³ × 5 × 61 × 433. Its proper divisors sum to 1,365,200, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101F08.

Abundant Number Gapful Number Happy Number Odious Number Pernicious Number Practical Number Semiperfect Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
19
Digit product
0
Digital root
1
Palindrome
No
Bit width
21 bits
Reversed
256,501
Square (n²)
1,116,234,510,400
Cube (n³)
1,179,324,084,927,808,000
Divisor count
32
σ(n) — sum of divisors
2,421,720
φ(n) — Euler's totient
414,720
Sum of prime factors
505

Primality

Prime factorization: 2 3 × 5 × 61 × 433

Nearest primes: 1,056,509 (−11) · 1,056,521 (+1)

Divisors & multiples

All divisors (32)
1 · 2 · 4 · 5 · 8 · 10 · 20 · 40 · 61 · 122 · 244 · 305 · 433 · 488 · 610 · 866 · 1220 · 1732 · 2165 · 2440 · 3464 · 4330 · 8660 · 17320 · 26413 · 52826 · 105652 · 132065 · 211304 · 264130 · 528260 (half) · 1056520
Aliquot sum (sum of proper divisors): 1,365,200
Factor pairs (a × b = 1,056,520)
1 × 1056520
2 × 528260
4 × 264130
5 × 211304
8 × 132065
10 × 105652
20 × 52826
40 × 26413
61 × 17320
122 × 8660
244 × 4330
305 × 3464
433 × 2440
488 × 2165
610 × 1732
866 × 1220
First multiples
1,056,520 · 2,113,040 (double) · 3,169,560 · 4,226,080 · 5,282,600 · 6,339,120 · 7,395,640 · 8,452,160 · 9,508,680 · 10,565,200

Sums & aliquot sequence

As a sum of two squares: 62² + 1,026² = 246² + 998² = 402² + 946² = 566² + 858²
As consecutive integers: 211,302 + 211,303 + 211,304 + 211,305 + 211,306 66,025 + 66,026 + … + 66,040 17,290 + 17,291 + … + 17,350 13,167 + 13,168 + … + 13,246
Aliquot sequence: 1,056,520 → 1,365,200 → 1,915,654 → 1,178,906 → 589,456 → 789,424 → 740,116 → 691,468 → 518,608 → 486,226 → 299,258 → 149,632 → 193,088 → 245,824 → 266,240 → 421,804 → 359,900 — unresolved within range

Continued fraction of √n

√1,056,520 = [1027; (1, 6, 1, 3, 1, 2, 2, 1, 2, 6, 2, 1, 2, 2, 1, 3, 1, 6, 1, 2054)]

Period length 20 — the block in parentheses repeats forever.

Representations

In words
one million fifty-six thousand five hundred twenty
Ordinal
1056520th
Binary
100000001111100001000
Octal
4017410
Hexadecimal
0x101F08
Base64
EB8I
One's complement
4,293,910,775 (32-bit)
Scientific notation
1.05652 × 10⁶
As a duration
1,056,520 s = 12 days, 5 hours, 28 minutes, 40 seconds
In other bases
ternary (3) 1222200021101
quaternary (4) 10001330020
quinary (5) 232302040
senary (6) 34351144
septenary (7) 11660143
nonary (9) 1880241
undecimal (11) 661863
duodecimal (12) 42b4b4
tridecimal (13) 2acb7a
tetradecimal (14) 1d705a
pentadecimal (15) 15d09a

As an angle

1,056,520° = 2,934 × 360° + 280°
280° ≈ 4.887 rad
Compass bearing: W (west)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓎆𓎆
Chinese
一百零五萬六千五百二十
Chinese (financial)
壹佰零伍萬陸仟伍佰貳拾
In other modern scripts
Eastern Arabic ١٠٥٦٥٢٠ Devanagari १०५६५२० Bengali ১০৫৬৫২০ Tamil ௧௦௫௬௫௨௦ Thai ๑๐๕๖๕๒๐ Tibetan ༡༠༥༦༥༢༠ Khmer ១០៥៦៥២០ Lao ໑໐໕໖໕໒໐ Burmese ၁၀၅၆၅၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1056520, here are decompositions:

  • 11 + 1056509 = 1056520
  • 41 + 1056479 = 1056520
  • 149 + 1056371 = 1056520
  • 167 + 1056353 = 1056520
  • 173 + 1056347 = 1056520
  • 197 + 1056323 = 1056520
  • 233 + 1056287 = 1056520
  • 239 + 1056281 = 1056520

Showing the first eight; more decompositions exist.

Hex color
#101F08
RGB(16, 31, 8)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.31.8.

Address
0.16.31.8
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.31.8

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

Possible date

Could be parsed as a date. Most likely interpretation: Friday, January 5, 6520 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 6520-05-01 (DMMYYYY (Euro, single-digit day))
  • 6520-10-05 (MMDYYYY (US, single-digit day))
  • 6520-05-10 (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 1,056,520 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°.