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1,001,492

1,001,492 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.).

1,001,492 (one million one thousand four hundred ninety-two) is an even 7-digit number. It is a composite number with 12 divisors, and factors as 2² × 109 × 2,297. Written other ways, in hexadecimal, 0xF4814.

Arithmetic Number Cube-Free Deficient Number Evil Number Happy Number Self Number

Interestingness

Properties

Parity
Even
Digit count
7
Digit sum
17
Digit product
0
Digital root
8
Palindrome
No
Bit width
20 bits
Reversed
2,941,001
Square (n²)
1,002,986,226,064
Cube (n³)
1,004,482,681,513,287,488
Divisor count
12
σ(n) — sum of divisors
1,769,460
φ(n) — Euler's totient
495,936
Sum of prime factors
2,410

Primality

Prime factorization: 2 2 × 109 × 2297

Nearest primes: 1,001,491 (−1) · 1,001,501 (+9)

Divisors & multiples

All divisors (12)
1 · 2 · 4 · 109 · 218 · 436 · 2297 · 4594 · 9188 · 250373 · 500746 (half) · 1001492
Aliquot sum (sum of proper divisors): 767,968
Factor pairs (a × b = 1,001,492)
1 × 1001492
2 × 500746
4 × 250373
109 × 9188
218 × 4594
436 × 2297
First multiples
1,001,492 · 2,002,984 (double) · 3,004,476 · 4,005,968 · 5,007,460 · 6,008,952 · 7,010,444 · 8,011,936 · 9,013,428 · 10,014,920

Sums & aliquot sequence

As a sum of two squares: 116² + 994² = 644² + 766²
As consecutive integers: 125,183 + 125,184 + … + 125,190 9,134 + 9,135 + … + 9,242 713 + 714 + … + 1,584
Aliquot sequence: 1,001,492 767,968 765,200 1,074,154 564,566 342,634 171,320 214,240 336,128 393,580 508,580 580,060 802,916 611,224 534,836 401,134 204,674 — unresolved within range

Continued fraction of √n

√1,001,492 = [1000; (1, 2, 1, 13, 1, 6, 8, 1, 2, 17, 1, 1, 9, 1, 2, 3, 4, 68, 1, 3, 1, 1, 1, 3, …)]

Representations

In words
one million one thousand four hundred ninety-two
Ordinal
1001492nd
Binary
11110100100000010100
Octal
3644024
Hexadecimal
0xF4814
Base64
D0gU
One's complement
4,293,965,803 (32-bit)
Scientific notation
1.001492 × 10⁶
As a duration
1,001,492 s = 11 days, 14 hours, 11 minutes, 32 seconds
In other bases
ternary (3) 1212212210022
quaternary (4) 3310200110
quinary (5) 224021432
senary (6) 33244312
septenary (7) 11340542
nonary (9) 1785708
undecimal (11) 624488
duodecimal (12) 403698
tridecimal (13) 290acb
tetradecimal (14) 1c0d92
pentadecimal (15) 14bb12

As an angle

1,001,492° = 2,781 × 360° + 332°
332° ≈ 5.794 rad

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹 𒌋𒌋𒌋𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
Chinese
一百萬一千四百九十二
Chinese (financial)
壹佰萬壹仟肆佰玖拾貳
In other modern scripts
Eastern Arabic ١٠٠١٤٩٢ Devanagari १००१४९२ Bengali ১০০১৪৯২ Tamil ௧௦௦௧௪௯௨ Thai ๑๐๐๑๔๙๒ Tibetan ༡༠༠༡༤༩༢ Khmer ១០០១៤៩២ Lao ໑໐໐໑໔໙໒ Burmese ၁၀၀၁၄၉၂

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 1001492, here are decompositions:

  • 61 + 1001431 = 1001492
  • 103 + 1001389 = 1001492
  • 139 + 1001353 = 1001492
  • 181 + 1001311 = 1001492
  • 523 + 1000969 = 1001492
  • 571 + 1000921 = 1001492
  • 631 + 1000861 = 1001492
  • 643 + 1000849 = 1001492

Showing the first eight; more decompositions exist.

Hex color
#0F4814
RGB(15, 72, 20)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.72.20.

Address
0.15.72.20
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.72.20

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

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 1,001,492 and was likely granted around 1911.

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°.