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490,261

490,261 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.).

490,261 (four hundred ninety thousand two hundred sixty-one) is an odd 6-digit number. It is a composite number with 4 divisors, and factors as 521 × 941. Written other ways, in hexadecimal, 0x77B15.

Arithmetic Number Cube-Free Deficient Number Evil Number Semiprime Smith Number Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
22
Digit product
0
Digital root
4
Palindrome
No
Bit width
19 bits
Reversed
162,094
Square (n²)
240,355,848,121
Cube (n³)
117,837,098,455,649,581
Divisor count
4
σ(n) — sum of divisors
491,724
φ(n) — Euler's totient
488,800
Sum of prime factors
1,462

Primality

Prime factorization: 521 × 941

Nearest primes: 490,249 (−12) · 490,267 (+6)

Divisors & multiples

All divisors (4)
1 · 521 · 941 · 490261
Aliquot sum (sum of proper divisors): 1,463
Factor pairs (a × b = 490,261)
1 × 490261
521 × 941
First multiples
490,261 · 980,522 (double) · 1,470,783 · 1,961,044 · 2,451,305 · 2,941,566 · 3,431,827 · 3,922,088 · 4,412,349 · 4,902,610

Sums & aliquot sequence

As a sum of two squares: 119² + 690² = 470² + 519²
As consecutive integers: 245,130 + 245,131 681 + 682 + … + 1,201 51 + 52 + … + 991
Aliquot sequence: 490,261 1,463 457 1 0 — terminates at zero

Continued fraction of √n

√490,261 = [700; (5, 2, 1, 2, 1, 7, 19, 1, 1, 2, 6, 2, 6, 1, 65, 1, 4, 1, 1, 37, 3, 3, 3, 1, …)]

Representations

In words
four hundred ninety thousand two hundred sixty-one
Ordinal
490261st
Binary
1110111101100010101
Octal
1675425
Hexadecimal
0x77B15
Base64
B3sV
One's complement
4,294,477,034 (32-bit)
Scientific notation
4.90261 × 10⁵
As a duration
490,261 s = 5 days, 16 hours, 11 minutes, 1 second
In other bases
ternary (3) 220220111211
quaternary (4) 1313230111
quinary (5) 111142021
senary (6) 14301421
septenary (7) 4111222
nonary (9) 826454
undecimal (11) 305382
duodecimal (12) 1b7871
tridecimal (13) 1421c5
tetradecimal (14) ca949
pentadecimal (15) 9a3e1

As an angle

490,261° = 1,361 × 360° + 301°
301° ≈ 5.253 rad
Compass bearing: WNW (west-northwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹 𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺
Greek (Milesian)
͵υϟσξαʹ
Chinese
四十九萬零二百六十一
Chinese (financial)
肆拾玖萬零貳佰陸拾壹
In other modern scripts
Eastern Arabic ٤٩٠٢٦١ Devanagari ४९०२६१ Bengali ৪৯০২৬১ Tamil ௪௯௦௨௬௧ Thai ๔๙๐๒๖๑ Tibetan ༤༩༠༢༦༡ Khmer ៤៩០២៦១ Lao ໔໙໐໒໖໑ Burmese ၄၉၀၂၆၁

Also seen as

Hex color
#077B15
RGB(7, 123, 21)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.123.21.

Address
0.7.123.21
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.123.21

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 490,261 and was likely granted around 1892.

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

Position in π

The digit sequence 490261 first appears in π at position 392,904 of the decimal expansion (the 392,904ordinal-suffix:th digit after the integer 3).

Search range: the first 1,000,000 fractional digits of π. Any 6-digit-or-shorter string is virtually guaranteed to appear in there — the more interesting signal is the position.

Related reading