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Number

13,033

13,033 is a prime, odd.

13,033 (thirteen thousand thirty-three) is an odd 5-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x32E9.

Arithmetic Number Cousin Prime Cube-Free Deficient Number Evil Number Happy Number Prime Pythagorean Prime Recamán's Sequence Squarefree

Interestingness

Properties

Parity
Odd
Digit count
5
Digit sum
10
Digit product
0
Digital root
1
Palindrome
No
Bit width
14 bits
Reversed
33,031
Recamán's sequence
a(48,209) = 13,033
Square (n²)
169,859,089
Cube (n³)
2,213,773,506,937
Divisor count
2
σ(n) — sum of divisors
13,034
φ(n) — Euler's totient
13,032

Primality

13,033 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 13033
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 13,033)
1 × 13033
First multiples
13,033 · 26,066 (double) · 39,099 · 52,132 · 65,165 · 78,198 · 91,231 · 104,264 · 117,297 · 130,330

Sums & aliquot sequence

As a sum of two squares: 37² + 108²
As consecutive integers: 6,516 + 6,517

Continued fraction of √n

√13,033 = [114; (6, 6, 228)]

Period length 3 — the block in parentheses repeats forever.

Representations

In words
thirteen thousand thirty-three
Ordinal
13033rd
Binary
11001011101001
Octal
31351
Hexadecimal
0x32E9
Base64
Muk=
One's complement
52,502 (16-bit)
Scientific notation
1.3033 × 10⁴
As a duration
13,033 s = 3 hours, 37 minutes, 13 seconds
In other bases
ternary (3) 122212201
quaternary (4) 3023221
quinary (5) 404113
senary (6) 140201
septenary (7) 52666
nonary (9) 18781
undecimal (11) 9879
duodecimal (12) 7661
tridecimal (13) 5c17
tetradecimal (14) 4a6d
pentadecimal (15) 3cdd
Palindromic in base 9

As an angle

13,033° = 36 × 360° + 73°
73° ≈ 1.274 rad
Compass bearing: ENE (east-northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓂍𓆼𓆼𓆼𓎆𓎆𓎆𓏺𓏺𓏺
Greek (Milesian)
͵ιγλγʹ
Mayan (base 20)
𝋡·𝋬·𝋫·𝋭
Chinese
一萬三千零三十三
Chinese (financial)
壹萬參仟零參拾參
In other modern scripts
Eastern Arabic ١٣٠٣٣ Devanagari १३०३३ Bengali ১৩০৩৩ Tamil ௧௩௦௩௩ Thai ๑๓๐๓๓ Tibetan ༡༣༠༣༣ Khmer ១៣០៣៣ Lao ໑໓໐໓໓ Burmese ၁၃၀၃၃

Digit at this position in famous constants

π — Pi (π)
Digit 13,033 = 7
e — Euler's number (e)
Digit 13,033 = 6
φ — Golden ratio (φ)
Digit 13,033 = 9
√2 — Pythagoras's (√2)
Digit 13,033 = 9
ln 2 — Natural log of 2
Digit 13,033 = 2
γ — Euler-Mascheroni (γ)
Digit 13,033 = 9

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 13,009 (gap of 24)
  • Next prime: 13,037 (gap of 4)

Pair status: cousin with 13037.

Unicode codepoint
Circled Katakana Ha
U+32E9
Other symbol (So)

UTF-8 encoding: E3 8B A9 (3 bytes).

Hex color
#0032E9
RGB(0, 50, 233)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.50.233.

Address
0.0.50.233
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.50.233

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

Musical pitch

Heard as a frequency, 13,033 Hz is closest to:

  • Concert pitch (A4 = 440 Hz): G♯9 (13289.8 Hz, -34¢)
  • Scientific pitch (C4 = 256 Hz): G♯9 (13004 Hz, +4¢)
  • Baroque pitch (A4 = 415 Hz): A9 (13280 Hz, -33¢)
Position in π

The digit sequence 13033 first appears in π at position 157,721 of the decimal expansion (the 157,721ordinal-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.

Related reading

  • Prime numbers — The building blocks of arithmetic: what primes are, why they matter, and how we find them.
  • Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.