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1,053,220

1,053,220 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.).

1,053,220 (one million fifty-three thousand two hundred twenty) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 5 × 7 × 7,523. Its proper divisors sum to 1,474,844, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x101224.

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

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
13
Digit product
0
Digital root
4
Palindrome
No
Bit width
21 bits
Reversed
223,501
Square (n²)
1,109,272,368,400
Cube (n³)
1,168,307,843,846,248,000
Divisor count
24
σ(n) — sum of divisors
2,528,064
φ(n) — Euler's totient
361,056
Sum of prime factors
7,539

Primality

Prime factorization: 2 2 × 5 × 7 × 7523

Nearest primes: 1,053,197 (−23) · 1,053,233 (+13)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 5 · 7 · 10 · 14 · 20 · 28 · 35 · 70 · 140 · 7523 · 15046 · 30092 · 37615 · 52661 · 75230 · 105322 · 150460 · 210644 · 263305 · 526610 (half) · 1053220
Aliquot sum (sum of proper divisors): 1,474,844
Factor pairs (a × b = 1,053,220)
1 × 1053220
2 × 526610
4 × 263305
5 × 210644
7 × 150460
10 × 105322
14 × 75230
20 × 52661
28 × 37615
35 × 30092
70 × 15046
140 × 7523
First multiples
1,053,220 · 2,106,440 (double) · 3,159,660 · 4,212,880 · 5,266,100 · 6,319,320 · 7,372,540 · 8,425,760 · 9,478,980 · 10,532,200

Sums & aliquot sequence

As consecutive integers: 210,642 + 210,643 + 210,644 + 210,645 + 210,646 150,457 + 150,458 + … + 150,463 131,649 + 131,650 + … + 131,656 30,075 + 30,076 + … + 30,109
Aliquot sequence: 1,053,220 1,474,844 1,474,900 2,344,300 3,842,804 3,955,084 4,577,132 4,577,188 5,717,810 6,291,790 5,073,122 2,536,564 1,902,430 1,521,962 936,634 513,734 316,186 — unresolved within range

Continued fraction of √n

√1,053,220 = [1026; (3, 1, 3, 2, 1, 1, 10, 1, 4, 2, 1, 45, 1, 24, 2, 1, 3, 3, 3, 1, 5, 3, 2, 16, …)]

Representations

In words
one million fifty-three thousand two hundred twenty
Ordinal
1053220th
Binary
100000001001000100100
Octal
4011044
Hexadecimal
0x101224
Base64
EBIk
One's complement
4,293,914,075 (32-bit)
Scientific notation
1.05322 × 10⁶
As a duration
1,053,220 s = 12 days, 4 hours, 33 minutes, 40 seconds
In other bases
ternary (3) 1222111202011
quaternary (4) 10001020210
quinary (5) 232200340
senary (6) 34324004
septenary (7) 11644420
nonary (9) 1874664
undecimal (11) 65a333
duodecimal (12) 429604
tridecimal (13) 2ab50c
tetradecimal (14) 1d5b80
pentadecimal (15) 15c0ea

As an angle

1,053,220° = 2,925 × 360° + 220°
220° ≈ 3.84 rad
Compass bearing: SW (southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓍢𓍢𓎆𓎆
Chinese
一百零五萬三千二百二十
Chinese (financial)
壹佰零伍萬參仟貳佰貳拾
In other modern scripts
Eastern Arabic ١٠٥٣٢٢٠ Devanagari १०५३२२० Bengali ১০৫৩২২০ Tamil ௧௦௫௩௨௨௦ Thai ๑๐๕๓๒๒๐ Tibetan ༡༠༥༣༢༢༠ Khmer ១០៥៣២២០ Lao ໑໐໕໓໒໒໐ Burmese ၁၀၅၃၂၂၀

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1053220, here are decompositions:

  • 23 + 1053197 = 1053220
  • 29 + 1053191 = 1053220
  • 41 + 1053179 = 1053220
  • 131 + 1053089 = 1053220
  • 137 + 1053083 = 1053220
  • 149 + 1053071 = 1053220
  • 191 + 1053029 = 1053220
  • 227 + 1052993 = 1053220

Showing the first eight; more decompositions exist.

Hex color
#101224
RGB(16, 18, 36)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.18.36.

Address
0.16.18.36
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.18.36

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

Possible date

Could be parsed as a date. Most likely interpretation: Sunday, January 5, 3220 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 3220-05-01 (DMMYYYY (Euro, single-digit day))
  • 3220-10-05 (MMDYYYY (US, single-digit day))
  • 3220-05-10 (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 1,053,220 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°.