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490,823

490,823 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.).

490,823 (four hundred ninety thousand eight hundred twenty-three) is an odd 6-digit number. It is a composite number with 8 divisors, and factors as 31 × 71 × 223. Written other ways, in hexadecimal, 0x77D47.

Arithmetic Number Cube-Free Deficient Number Odious Number Pernicious Number Sphenic Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
26
Digit product
0
Digital root
8
Palindrome
No
Bit width
19 bits
Reversed
328,094
Square (n²)
240,907,217,329
Cube (n³)
118,242,803,131,071,767
Divisor count
8
σ(n) — sum of divisors
516,096
φ(n) — Euler's totient
466,200
Sum of prime factors
325

Primality

Prime factorization: 31 × 71 × 223

Nearest primes: 490,783 (−40) · 490,829 (+6)

Divisors & multiples

All divisors (8)
1 · 31 · 71 · 223 · 2201 · 6913 · 15833 · 490823
Aliquot sum (sum of proper divisors): 25,273
Factor pairs (a × b = 490,823)
1 × 490823
31 × 15833
71 × 6913
223 × 2201
First multiples
490,823 · 981,646 (double) · 1,472,469 · 1,963,292 · 2,454,115 · 2,944,938 · 3,435,761 · 3,926,584 · 4,417,407 · 4,908,230

Sums & aliquot sequence

As consecutive integers: 245,411 + 245,412 15,818 + 15,819 + … + 15,848 7,886 + 7,887 + … + 7,947 6,878 + 6,879 + … + 6,948
Aliquot sequence: 490,823 25,273 327 113 1 0 — terminates at zero

Continued fraction of √n

√490,823 = [700; (1, 1, 2, 2, 1, 4, 1, 4, 1, 27, 1, 3, 3, 2, 2, 6, 60, 1, 3, 4, 127, 6, 1, 13, …)]

Representations

In words
four hundred ninety thousand eight hundred twenty-three
Ordinal
490823rd
Binary
1110111110101000111
Octal
1676507
Hexadecimal
0x77D47
Base64
B31H
One's complement
4,294,476,472 (32-bit)
Scientific notation
4.90823 × 10⁵
As a duration
490,823 s = 5 days, 16 hours, 20 minutes, 23 seconds
In other bases
ternary (3) 220221021122
quaternary (4) 1313311013
quinary (5) 111201243
senary (6) 14304155
septenary (7) 4112654
nonary (9) 827248
undecimal (11) 305843
duodecimal (12) 1b805b
tridecimal (13) 142538
tetradecimal (14) cac2b
pentadecimal (15) 9a668

As an angle

490,823° = 1,363 × 360° + 143°
143° ≈ 2.496 rad
Compass bearing: SE (southeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋 𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵υϟωκγʹ
Chinese
四十九萬零八百二十三
Chinese (financial)
肆拾玖萬零捌佰貳拾參
In other modern scripts
Eastern Arabic ٤٩٠٨٢٣ Devanagari ४९०८२३ Bengali ৪৯০৮২৩ Tamil ௪௯௦௮௨௩ Thai ๔๙๐๘๒๓ Tibetan ༤༩༠༨༢༣ Khmer ៤៩០៨២៣ Lao ໔໙໐໘໒໓ Burmese ၄၉၀၈၂၃

Also seen as

Hex color
#077D47
RGB(7, 125, 71)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.125.71.

Address
0.7.125.71
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.125.71

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 490,823 and was likely granted around 1892.

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

Related reading