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491,043

491,043 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.).

491,043 (four hundred ninety-one thousand forty-three) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 3 × 7 × 67 × 349. Written other ways, in hexadecimal, 0x77E23.

Arithmetic Number Cube-Free Deficient Number Evil Number Harshad / Niven Squarefree

Interestingness

Properties

Parity
Odd
Digit count
6
Digit sum
21
Digit product
0
Digital root
3
Palindrome
No
Bit width
19 bits
Reversed
340,194
Square (n²)
241,123,227,849
Cube (n³)
118,401,873,172,656,507
Divisor count
16
σ(n) — sum of divisors
761,600
φ(n) — Euler's totient
275,616
Sum of prime factors
426

Primality

Prime factorization: 3 × 7 × 67 × 349

Nearest primes: 491,041 (−2) · 491,059 (+16)

Divisors & multiples

All divisors (16)
1 · 3 · 7 · 21 · 67 · 201 · 349 · 469 · 1047 · 1407 · 2443 · 7329 · 23383 · 70149 · 163681 · 491043
Aliquot sum (sum of proper divisors): 270,557
Factor pairs (a × b = 491,043)
1 × 491043
3 × 163681
7 × 70149
21 × 23383
67 × 7329
201 × 2443
349 × 1407
469 × 1047
First multiples
491,043 · 982,086 (double) · 1,473,129 · 1,964,172 · 2,455,215 · 2,946,258 · 3,437,301 · 3,928,344 · 4,419,387 · 4,910,430

Sums & aliquot sequence

As consecutive integers: 245,521 + 245,522 163,680 + 163,681 + 163,682 81,838 + 81,839 + 81,840 + 81,841 + 81,842 + 81,843 70,146 + 70,147 + … + 70,152
Aliquot sequence: 491,043 270,557 38,659 645 411 141 51 21 11 1 0 — terminates at zero

Continued fraction of √n

√491,043 = [700; (1, 2, 1, 10, 1, 4, 1, 37, 21, 4, 1, 4, 21, 37, 1, 4, 1, 10, 1, 2, 1, 1400)]

Period length 22 — the block in parentheses repeats forever.

Representations

In words
four hundred ninety-one thousand forty-three
Ordinal
491043rd
Binary
1110111111000100011
Octal
1677043
Hexadecimal
0x77E23
Base64
B34j
One's complement
4,294,476,252 (32-bit)
Scientific notation
4.91043 × 10⁵
As a duration
491,043 s = 5 days, 16 hours, 24 minutes, 3 seconds
In other bases
ternary (3) 220221120210
quaternary (4) 1313320203
quinary (5) 111203133
senary (6) 14305203
septenary (7) 4113420
nonary (9) 827523
undecimal (11) 305a23
duodecimal (12) 1b8203
tridecimal (13) 142677
tetradecimal (14) cad47
pentadecimal (15) 9a763

As an angle

491,043° = 1,364 × 360° + 3°
3° ≈ 0.052 rad
Compass bearing: N (north)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹 𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹 𒁹𒁹𒁹
Egyptian hieroglyphic
𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓎆𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵υϟαμγʹ
Chinese
四十九萬一千零四十三
Chinese (financial)
肆拾玖萬壹仟零肆拾參
In other modern scripts
Eastern Arabic ٤٩١٠٤٣ Devanagari ४९१०४३ Bengali ৪৯১০৪৩ Tamil ௪௯௧௦௪௩ Thai ๔๙๑๐๔๓ Tibetan ༤༩༡༠༤༣ Khmer ៤៩១០៤៣ Lao ໔໙໑໐໔໓ Burmese ၄၉၁၀၄၃

Also seen as

Hex color
#077E23
RGB(7, 126, 35)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.7.126.35.

Address
0.7.126.35
Class
reserved
IPv4-mapped IPv6
::ffff:0.7.126.35

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 491,043 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 491043 first appears in π at position 425,957 of the decimal expansion (the 425,957ordinal-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