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61,401

61,401 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 Evil Number Recamán's Sequence Sphenic Number Squarefree

Properties

Parity
Odd
Digit count
5
Digit sum
12
Digit product
0
Digital root
3
Palindrome
No
Bit width
16 bits
Reversed
10,416
Recamán's sequence
a(44,390) = 61,401
Square (n²)
3,770,082,801
Cube (n³)
231,486,854,064,201
Divisor count
8
σ(n) — sum of divisors
83,104
φ(n) — Euler's totient
40,320
Sum of prime factors
311

Primality

Prime factorization: 3 × 97 × 211

Nearest primes: 61,381 (−20) · 61,403 (+2)

Divisors & multiples

All divisors (8)
1 · 3 · 97 · 211 · 291 · 633 · 20467 · 61401
Aliquot sum (sum of proper divisors): 21,703
Factor pairs (a × b = 61,401)
1 × 61401
3 × 20467
97 × 633
211 × 291
First multiples
61,401 · 122,802 (double) · 184,203 · 245,604 · 307,005 · 368,406 · 429,807 · 491,208 · 552,609 · 614,010

Sums & aliquot sequence

As consecutive integers: 30,700 + 30,701 20,466 + 20,467 + 20,468 10,231 + 10,232 + 10,233 + 10,234 + 10,235 + 10,236 585 + 586 + … + 681
Aliquot sequence: 61,401 21,703 1,985 403 45 33 15 9 4 3 1 0 — terminates at zero

Representations

In words
sixty-one thousand four hundred one
Ordinal
61401st
Binary
1110111111011001
Octal
167731
Hexadecimal
0xEFD9
Base64
79k=
One's complement
4,134 (16-bit)
In other bases
ternary (3) 10010020010
quaternary (4) 32333121
quinary (5) 3431101
senary (6) 1152133
septenary (7) 344004
nonary (9) 103203
undecimal (11) 4214a
duodecimal (12) 2b649
tridecimal (13) 21c42
tetradecimal (14) 1853b
pentadecimal (15) 132d6

Historical numeral systems

Babylonian (base 60)
𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹 𒌋𒌋𒁹
Egyptian hieroglyphic
𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓍢𓍢𓍢𓍢𓏺
Greek (Milesian)
͵ξαυαʹ
Mayan (base 20)
𝋧·𝋭·𝋪·𝋡
Chinese
六萬一千四百零一
Chinese (financial)
陸萬壹仟肆佰零壹
In other modern scripts
Eastern Arabic ٦١٤٠١ Devanagari ६१४०१ Bengali ৬১৪০১ Tamil ௬௧௪௦௧ Thai ๖๑๔๐๑ Tibetan ༦༡༤༠༡ Khmer ៦១៤០១ Lao ໖໑໔໐໑ Burmese ၆၁၄၀၁

Digit at this position in famous constants

π — Pi (π)
Digit 61,401 = 5
e — Euler's number (e)
Digit 61,401 = 0
φ — Golden ratio (φ)
Digit 61,401 = 2
√2 — Pythagoras's (√2)
Digit 61,401 = 2
ln 2 — Natural log of 2
Digit 61,401 = 0
γ — Euler-Mascheroni (γ)
Digit 61,401 = 0

Also seen as

Hex color
#00EFD9
RGB(0, 239, 217)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.239.217.

Address
0.0.239.217
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.239.217

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

Position in π

The digit sequence 61401 first appears in π at position 109,789 of the decimal expansion (the 109,789ordinal-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.