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49,664

49,664 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 Odious Number Pernicious Number Practical Number Recamán's Sequence Semiperfect Number

Properties

Parity
Even
Digit count
5
Digit sum
29
Digit product
5,184
Digital root
2
Palindrome
No
Bit width
16 bits
Reversed
46,694
Recamán's sequence
a(297,504) = 49,664
Square (n²)
2,466,512,896
Cube (n³)
122,496,896,466,944
Divisor count
20
σ(n) — sum of divisors
100,254
φ(n) — Euler's totient
24,576
Sum of prime factors
115

Primality

Prime factorization: 2 9 × 97

Nearest primes: 49,663 (−1) · 49,667 (+3)

Divisors & multiples

All divisors (20)
1 · 2 · 4 · 8 · 16 · 32 · 64 · 97 · 128 · 194 · 256 · 388 · 512 · 776 · 1552 · 3104 · 6208 · 12416 · 24832 (half) · 49664
Aliquot sum (sum of proper divisors): 50,590
Factor pairs (a × b = 49,664)
1 × 49664
2 × 24832
4 × 12416
8 × 6208
16 × 3104
32 × 1552
64 × 776
97 × 512
128 × 388
194 × 256
First multiples
49,664 · 99,328 (double) · 148,992 · 198,656 · 248,320 · 297,984 · 347,648 · 397,312 · 446,976 · 496,640

Sums & aliquot sequence

As a sum of two squares: 80² + 208²
As consecutive integers: 464 + 465 + … + 560
Aliquot sequence: 49,664 50,590 40,490 32,410 34,406 17,206 12,314 6,694 3,350 2,974 1,490 1,210 1,184 1,210 — enters a cycle

Representations

In words
forty-nine thousand six hundred sixty-four
Ordinal
49664th
Binary
1100001000000000
Octal
141000
Hexadecimal
0xC200
Base64
wgA=
One's complement
15,871 (16-bit)
In other bases
ternary (3) 2112010102
quaternary (4) 30020000
quinary (5) 3042124
senary (6) 1021532
septenary (7) 264536
nonary (9) 75112
undecimal (11) 3434a
duodecimal (12) 248a8
tridecimal (13) 197b4
tetradecimal (14) 14156
pentadecimal (15) eaae

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
Greek (Milesian)
͵μθχξδʹ
Mayan (base 20)
𝋦·𝋤·𝋣·𝋤
Chinese
四萬九千六百六十四
Chinese (financial)
肆萬玖仟陸佰陸拾肆
In other modern scripts
Eastern Arabic ٤٩٦٦٤ Devanagari ४९६६४ Bengali ৪৯৬৬৪ Tamil ௪௯௬௬௪ Thai ๔๙๖๖๔ Tibetan ༤༩༦༦༤ Khmer ៤៩៦៦៤ Lao ໔໙໖໖໔ Burmese ၄၉၆၆၄

Digit at this position in famous constants

π — Pi (π)
Digit 49,664 = 6
e — Euler's number (e)
Digit 49,664 = 9
φ — Golden ratio (φ)
Digit 49,664 = 9
√2 — Pythagoras's (√2)
Digit 49,664 = 5
ln 2 — Natural log of 2
Digit 49,664 = 6
γ — Euler-Mascheroni (γ)
Digit 49,664 = 4

Also seen as

Goldbach decomposition

Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 49664, here are decompositions:

  • 31 + 49633 = 49664
  • 37 + 49627 = 49664
  • 61 + 49603 = 49664
  • 67 + 49597 = 49664
  • 127 + 49537 = 49664
  • 271 + 49393 = 49664
  • 331 + 49333 = 49664
  • 367 + 49297 = 49664

Showing the first eight; more decompositions exist.

Unicode codepoint
Hangul Syllable Syon
U+C200
Other letter (Lo)

UTF-8 encoding: EC 88 80 (3 bytes).

Hex color
#00C200
RGB(0, 194, 0)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.194.0.

Address
0.0.194.0
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.194.0

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

Position in π

The digit sequence 49664 first appears in π at position 58,427 of the decimal expansion (the 58,427ordinal-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.