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46,640

46,640 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.).
Abundant Number Gapful Number Harshad / Niven Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
20
Digit product
0
Digital root
2
Palindrome
No
Bit width
16 bits
Reversed
4,664
Recamán's sequence
a(299,580) = 46,640
Square (n²)
2,175,289,600
Cube (n³)
101,455,506,944,000
Divisor count
40
σ(n) — sum of divisors
120,528
φ(n) — Euler's totient
16,640
Sum of prime factors
77

Primality

Prime factorization: 2 4 × 5 × 11 × 53

Nearest primes: 46,639 (−1) · 46,643 (+3)

Divisors & multiples

All divisors (40)
1 · 2 · 4 · 5 · 8 · 10 · 11 · 16 · 20 · 22 · 40 · 44 · 53 · 55 · 80 · 88 · 106 · 110 · 176 · 212 · 220 · 265 · 424 · 440 · 530 · 583 · 848 · 880 · 1060 · 1166 · 2120 · 2332 · 2915 · 4240 · 4664 · 5830 · 9328 · 11660 · 23320 (half) · 46640
Aliquot sum (sum of proper divisors): 73,888
Factor pairs (a × b = 46,640)
1 × 46640
2 × 23320
4 × 11660
5 × 9328
8 × 5830
10 × 4664
11 × 4240
16 × 2915
20 × 2332
22 × 2120
40 × 1166
44 × 1060
53 × 880
55 × 848
80 × 583
88 × 530
106 × 440
110 × 424
176 × 265
212 × 220
First multiples
46,640 · 93,280 (double) · 139,920 · 186,560 · 233,200 · 279,840 · 326,480 · 373,120 · 419,760 · 466,400

Sums & aliquot sequence

As consecutive integers: 9,326 + 9,327 + 9,328 + 9,329 + 9,330 4,235 + 4,236 + … + 4,245 1,442 + 1,443 + … + 1,473 854 + 855 + … + 906
Aliquot sequence: 46,640 73,888 71,642 37,114 32,582 20,770 18,398 9,202 5,054 4,090 3,290 3,622 1,814 910 1,106 814 554 — unresolved within range

Representations

In words
forty-six thousand six hundred forty
Ordinal
46640th
Binary
1011011000110000
Octal
133060
Hexadecimal
0xB630
Base64
tjA=
One's complement
18,895 (16-bit)
In other bases
ternary (3) 2100222102
quaternary (4) 23120300
quinary (5) 2443030
senary (6) 555532
septenary (7) 252656
nonary (9) 70872
undecimal (11) 32050
duodecimal (12) 22ba8
tridecimal (13) 182c9
tetradecimal (14) 12dd6
pentadecimal (15) dc45

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
Greek (Milesian)
͵μϛχμʹ
Mayan (base 20)
𝋥·𝋰·𝋬·𝋠
Chinese
四萬六千六百四十
Chinese (financial)
肆萬陸仟陸佰肆拾
In other modern scripts
Eastern Arabic ٤٦٦٤٠ Devanagari ४६६४० Bengali ৪৬৬৪০ Tamil ௪௬௬௪௦ Thai ๔๖๖๔๐ Tibetan ༤༦༦༤༠ Khmer ៤៦៦៤០ Lao ໔໖໖໔໐ Burmese ၄၆၆၄၀

Digit at this position in famous constants

π — Pi (π)
Digit 46,640 = 8
e — Euler's number (e)
Digit 46,640 = 6
φ — Golden ratio (φ)
Digit 46,640 = 5
√2 — Pythagoras's (√2)
Digit 46,640 = 6
ln 2 — Natural log of 2
Digit 46,640 = 9
γ — Euler-Mascheroni (γ)
Digit 46,640 = 6

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 46640, here are decompositions:

  • 7 + 46633 = 46640
  • 67 + 46573 = 46640
  • 73 + 46567 = 46640
  • 151 + 46489 = 46640
  • 163 + 46477 = 46640
  • 193 + 46447 = 46640
  • 199 + 46441 = 46640
  • 229 + 46411 = 46640

Showing the first eight; more decompositions exist.

Unicode codepoint
Hangul Syllable Ddwan
U+B630
Other letter (Lo)

UTF-8 encoding: EB 98 B0 (3 bytes).

Hex color
#00B630
RGB(0, 182, 48)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.182.48.

Address
0.0.182.48
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.182.48

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

Possible US bank routing number

This passes the ABA routing number checksum and matches the Federal Reserve numbering scheme.

Routing number
000046640
Federal Reserve
United States Government

Banks operate many routing numbers per state and division; an unmatched checksum-valid number can still be a real RTN at a smaller institution.

Position in π

The digit sequence 46640 first appears in π at position 90,871 of the decimal expansion (the 90,871ordinal-suffix:st 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.