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13,025

13,025 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

Properties

Parity
Odd
Digit count
5
Digit sum
11
Digit product
0
Digital root
2
Palindrome
No
Bit width
14 bits
Reversed
52,031
Recamán's sequence
a(48,225) = 13,025
Square (n²)
169,650,625
Cube (n³)
2,209,699,390,625
Divisor count
6
σ(n) — sum of divisors
16,182
φ(n) — Euler's totient
10,400
Sum of prime factors
531

Primality

Prime factorization: 5 2 × 521

Nearest primes: 13,009 (−16) · 13,033 (+8)

Divisors & multiples

All divisors (6)
1 · 5 · 25 · 521 · 2605 · 13025
Aliquot sum (sum of proper divisors): 3,157
Factor pairs (a × b = 13,025)
1 × 13025
5 × 2605
25 × 521
First multiples
13,025 · 26,050 (double) · 39,075 · 52,100 · 65,125 · 78,150 · 91,175 · 104,200 · 117,225 · 130,250

Sums & aliquot sequence

As a sum of two squares: 16² + 113² = 47² + 104² = 55² + 100²
As consecutive integers: 6,512 + 6,513 2,603 + 2,604 + 2,605 + 2,606 + 2,607 1,298 + 1,299 + … + 1,307 509 + 510 + … + 533
Aliquot sequence: 13,025 3,157 875 373 1 0 — terminates at zero

Representations

In words
thirteen thousand twenty-five
Ordinal
13025th
Binary
11001011100001
Octal
31341
Hexadecimal
0x32E1
Base64
MuE=
One's complement
52,510 (16-bit)
In other bases
ternary (3) 122212102
quaternary (4) 3023201
quinary (5) 404100
senary (6) 140145
septenary (7) 52655
nonary (9) 18772
undecimal (11) 9871
duodecimal (12) 7655
tridecimal (13) 5c0c
tetradecimal (14) 4a65
pentadecimal (15) 3cd5

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒁹𒁹𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓎆𓎆𓏺𓏺𓏺𓏺𓏺
Greek (Milesian)
͵ιγκεʹ
Mayan (base 20)
𝋡·𝋬·𝋫·𝋥
Chinese
一萬三千零二十五
Chinese (financial)
壹萬參仟零貳拾伍
In other modern scripts
Eastern Arabic ١٣٠٢٥ Devanagari १३०२५ Bengali ১৩০২৫ Tamil ௧௩௦௨௫ Thai ๑๓๐๒๕ Tibetan ༡༣༠༢༥ Khmer ១៣០២៥ Lao ໑໓໐໒໕ Burmese ၁၃၀၂၅

Digit at this position in famous constants

π — Pi (π)
Digit 13,025 = 2
e — Euler's number (e)
Digit 13,025 = 3
φ — Golden ratio (φ)
Digit 13,025 = 4
√2 — Pythagoras's (√2)
Digit 13,025 = 9
ln 2 — Natural log of 2
Digit 13,025 = 8
γ — Euler-Mascheroni (γ)
Digit 13,025 = 8

Also seen as

Unicode codepoint
Circled Katakana Tu
U+32E1
Other symbol (So)

UTF-8 encoding: E3 8B A1 (3 bytes).

Hex color
#0032E1
RGB(0, 50, 225)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.50.225.

Address
0.0.50.225
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.50.225

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

Position in π

The digit sequence 13025 first appears in π at position 49,460 of the decimal expansion (the 49,460ordinal-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.