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1,051,492

1,051,492 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.).

1,051,492 (one million fifty-one thousand four hundred ninety-two) is an even 7-digit number. It is a composite number with 24 divisors, and factors as 2² × 13 × 73 × 277. Written other ways, in hexadecimal, 0x100B64.

Cube-Free Deficient Number Odious Number Pernicious Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
21 bits
Reversed
2,941,501
Square (n²)
1,105,635,426,064
Cube (n³)
1,162,566,805,422,887,488
Divisor count
24
σ(n) — sum of divisors
2,016,056
φ(n) — Euler's totient
476,928
Sum of prime factors
367

Primality

Prime factorization: 2 2 × 13 × 73 × 277

Nearest primes: 1,051,481 (−11) · 1,051,499 (+7)

Divisors & multiples

All divisors (24)
1 · 2 · 4 · 13 · 26 · 52 · 73 · 146 · 277 · 292 · 554 · 949 · 1108 · 1898 · 3601 · 3796 · 7202 · 14404 · 20221 · 40442 · 80884 · 262873 · 525746 (half) · 1051492
Aliquot sum (sum of proper divisors): 964,564
Factor pairs (a × b = 1,051,492)
1 × 1051492
2 × 525746
4 × 262873
13 × 80884
26 × 40442
52 × 20221
73 × 14404
146 × 7202
277 × 3796
292 × 3601
554 × 1898
949 × 1108
First multiples
1,051,492 · 2,102,984 (double) · 3,154,476 · 4,205,968 · 5,257,460 · 6,308,952 · 7,360,444 · 8,411,936 · 9,463,428 · 10,514,920

Sums & aliquot sequence

As a sum of two squares: 54² + 1,024² = 344² + 966² = 376² + 954² = 714² + 736²
As consecutive integers: 131,433 + 131,434 + … + 131,440 80,878 + 80,879 + … + 80,890 14,368 + 14,369 + … + 14,440 10,059 + 10,060 + … + 10,162
Aliquot sequence: 1,051,492 964,564 723,430 597,914 304,186 152,096 199,822 149,018 74,512 69,886 36,458 18,232 17,408 19,438 9,722 4,864 5,356 — unresolved within range

Continued fraction of √n

√1,051,492 = [1025; (2, 2, 1, 2, 1, 5, 1, 1, 88, 1, 1, 1, 2, 7, 7, 3, 2, 1, 1, 3, 3, 2, 8, 170, …)]

Representations

In words
one million fifty-one thousand four hundred ninety-two
Ordinal
1051492nd
Binary
100000000101101100100
Octal
4005544
Hexadecimal
0x100B64
Base64
EAtk
One's complement
4,293,915,803 (32-bit)
Scientific notation
1.051492 × 10⁶
As a duration
1,051,492 s = 12 days, 4 hours, 4 minutes, 52 seconds
In other bases
ternary (3) 1222102101011
quaternary (4) 10000231210
quinary (5) 232121432
senary (6) 34312004
septenary (7) 11636401
nonary (9) 1872334
undecimal (11) 659002
duodecimal (12) 428604
tridecimal (13) 2aa7b0
tetradecimal (14) 1d52a8
pentadecimal (15) 15b847

As an angle

1,051,492° = 2,920 × 360° + 292°
292° ≈ 5.096 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百零五萬一千四百九十二
Chinese (financial)
壹佰零伍萬壹仟肆佰玖拾貳
In other modern scripts
Eastern Arabic ١٠٥١٤٩٢ Devanagari १०५१४९२ Bengali ১০৫১৪৯২ Tamil ௧௦௫௧௪௯௨ Thai ๑๐๕๑๔๙๒ Tibetan ༡༠༥༡༤༩༢ Khmer ១០៥១៤៩២ Lao ໑໐໕໑໔໙໒ Burmese ၁၀၅၁၄၉၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1051492, here are decompositions:

  • 11 + 1051481 = 1051492
  • 23 + 1051469 = 1051492
  • 83 + 1051409 = 1051492
  • 173 + 1051319 = 1051492
  • 179 + 1051313 = 1051492
  • 191 + 1051301 = 1051492
  • 311 + 1051181 = 1051492
  • 353 + 1051139 = 1051492

Showing the first eight; more decompositions exist.

Hex color
#100B64
RGB(16, 11, 100)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.16.11.100.

Address
0.16.11.100
Class
reserved
IPv4-mapped IPv6
::ffff:0.16.11.100

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

Possible date

Could be parsed as a date. Most likely interpretation: Tuesday, January 5, 1492 (MDDYYYY (US, single-digit month)).

Other possible interpretations (3)
  • 1492-05-01 (DMMYYYY (Euro, single-digit day))
  • 1492-10-05 (MMDYYYY (US, single-digit day))
  • 1492-05-10 (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 1,051,492 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°.