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64,001

64,001 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.).
Arithmetic Number Deficient Number Odious Number Pernicious Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
16 bits
Reversed
10,046
Recamán's sequence
a(286,898) = 64,001
Square (n²)
4,096,128,001
Cube (n³)
262,156,288,192,001
Divisor count
8
σ(n) — sum of divisors
75,264
φ(n) — Euler's totient
53,280
Sum of prime factors
271

Primality

Prime factorization: 7 × 41 × 223

Nearest primes: 63,997 (−4) · 64,007 (+6)

Divisors & multiples

All divisors (8)
1 · 7 · 41 · 223 · 287 · 1561 · 9143 · 64001
Aliquot sum (sum of proper divisors): 11,263
Factor pairs (a × b = 64,001)
1 × 64001
7 × 9143
41 × 1561
223 × 287
First multiples
64,001 · 128,002 (double) · 192,003 · 256,004 · 320,005 · 384,006 · 448,007 · 512,008 · 576,009 · 640,010

Sums & aliquot sequence

As consecutive integers: 32,000 + 32,001 9,140 + 9,141 + … + 9,146 4,565 + 4,566 + … + 4,578 1,541 + 1,542 + … + 1,581
Aliquot sequence: 64,001 11,263 1,617 1,119 377 43 1 0 — terminates at zero

Representations

In words
sixty-four thousand one
Ordinal
64001st
Binary
1111101000000001
Octal
175001
Hexadecimal
0xFA01
Base64
+gE=
One's complement
1,534 (16-bit)
In other bases
ternary (3) 10020210102
quaternary (4) 33220001
quinary (5) 4022001
senary (6) 1212145
septenary (7) 354410
nonary (9) 106712
undecimal (11) 440a3
duodecimal (12) 31055
tridecimal (13) 23192
tetradecimal (14) 19477
pentadecimal (15) 13e6b

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓏺
Greek (Milesian)
͵ξδαʹ
Mayan (base 20)
𝋨·𝋠·𝋠·𝋡
Chinese
六萬四千零一
Chinese (financial)
陸萬肆仟零壹
In other modern scripts
Eastern Arabic ٦٤٠٠١ Devanagari ६४००१ Bengali ৬৪০০১ Tamil ௬௪௦௦௧ Thai ๖๔๐๐๑ Tibetan ༦༤༠༠༡ Khmer ៦៤០០១ Lao ໖໔໐໐໑ Burmese ၆၄၀၀၁

Digit at this position in famous constants

π — Pi (π)
Digit 64,001 = 4
e — Euler's number (e)
Digit 64,001 = 7
φ — Golden ratio (φ)
Digit 64,001 = 1
√2 — Pythagoras's (√2)
Digit 64,001 = 4
ln 2 — Natural log of 2
Digit 64,001 = 0
γ — Euler-Mascheroni (γ)
Digit 64,001 = 2

Also seen as

Unicode codepoint
CJK Compatibility Ideograph-Fa01
U+FA01
Other letter (Lo)

UTF-8 encoding: EF A8 81 (3 bytes).

Hex color
#00FA01
RGB(0, 250, 1)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.250.1.

Address
0.0.250.1
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.250.1

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

Position in π

The digit sequence 64001 first appears in π at position 67,853 of the decimal expansion (the 67,853ordinal-suffix:rd 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.