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491,431

491,431 is a composite number, odd.

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.).

491,431 (four hundred ninety-one thousand four hundred thirty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 503 × 977. Written other ways, in hexadecimal, 0x77FA7.

Arithmetic Number Cube-Free Deficient Number Odious Number Semiprime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
22
Digit product
432
Digital root
4
Palindrome
No
Bit width
19 bits
Reversed
134,194
Square (n²)
241,504,427,761
Cube (n³)
118,682,762,439,015,991
Divisor count
4
σ(n) — sum of divisors
492,912
φ(n) — Euler's totient
489,952
Sum of prime factors
1,480

Primality

Prime factorization: 503 × 977

Nearest primes: 491,429 (−2) · 491,461 (+30)

Divisors & multiples

All divisors (4)
1 · 503 · 977 · 491431
Aliquot sum (sum of proper divisors): 1,481
Factor pairs (a × b = 491,431)
1 × 491431
503 × 977
First multiples
491,431 · 982,862 (double) · 1,474,293 · 1,965,724 · 2,457,155 · 2,948,586 · 3,440,017 · 3,931,448 · 4,422,879 · 4,914,310

Sums & aliquot sequence

As consecutive integers: 245,715 + 245,716 726 + 727 + … + 1,228 15 + 16 + … + 991
Aliquot sequence: 491,431 1,481 1 0 — terminates at zero

Continued fraction of √n

√491,431 = [701; (46, 1, 2, 1, 3, 5, 1, 27, 4, 1, 92, 1, 2, 77, 1, 1, 3, 1, 9, 1, 1, 1, 1, 4, …)]

Representations

In words
four hundred ninety-one thousand four hundred thirty-one
Ordinal
491431st
Binary
1110111111110100111
Octal
1677647
Hexadecimal
0x77FA7
Base64
B3+n
One's complement
4,294,475,864 (32-bit)
Scientific notation
4.91431 × 10⁵
As a duration
491,431 s = 5 days, 16 hours, 30 minutes, 31 seconds
In other bases
ternary (3) 220222010011
quaternary (4) 1313332213
quinary (5) 111211211
senary (6) 14311051
septenary (7) 4114513
nonary (9) 828104
undecimal (11) 306246
duodecimal (12) 1b8487
tridecimal (13) 1428b5
tetradecimal (14) cb143
pentadecimal (15) 9a921

As an angle

491,431° = 1,365 × 360° + 31°
31° ≈ 0.541 rad
Compass bearing: NNE (north-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋 𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓏺
Greek (Milesian)
͵υϟαυλαʹ
Chinese
四十九萬一千四百三十一
Chinese (financial)
肆拾玖萬壹仟肆佰參拾壹
In other modern scripts
Eastern Arabic ٤٩١٤٣١ Devanagari ४९१४३१ Bengali ৪৯১৪৩১ Tamil ௪௯௧௪௩௧ Thai ๔๙๑๔๓๑ Tibetan ༤༩༡༤༣༡ Khmer ៤៩១៤៣១ Lao ໔໙໑໔໓໑ Burmese ၄၉၁၄၃၁

Also seen as

Hex color
#077FA7
RGB(7, 127, 167)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.127.167.

Address
0.7.127.167
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.127.167

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 491,431 and was likely granted around 1893.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

Related reading