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3,003

3,003 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.).

3,003 (three thousand three) is an odd 4-digit number. It is a composite number with 16 divisors, and factors as 3 × 7 × 11 × 13. It is the 77th triangular number. Its digits read the same forwards and backwards, so it is a palindromic number. Written other ways, in Roman numerals it is MMMIII and in binary, 101110111011.

Arithmetic Number Cube-Free Deficient Number Gapful Number Hexagonal Odious Number Palindrome Recamán's Sequence Squarefree Triangular

Interestingness

Properties

Parity
Odd
Digit count
4
Digit sum
6
Digit product
0
Digital root
6
Palindrome
Yes
Bit width
12 bits
Recamán's sequence
a(1,445) = 3,003
Square (n²)
9,018,009
Cube (n³)
27,081,081,027
Divisor count
16
σ(n) — sum of divisors
5,376
φ(n) — Euler's totient
1,440
Sum of prime factors
34

Primality

Prime factorization: 3 × 7 × 11 × 13

Nearest primes: 3,001 (−2) · 3,011 (+8)

Divisors & multiples

All divisors (16)
1 · 3 · 7 · 11 · 13 · 21 · 33 · 39 · 77 · 91 · 143 · 231 · 273 · 429 · 1001 · 3003
Aliquot sum (sum of proper divisors): 2,373
Factor pairs (a × b = 3,003)
1 × 3003
3 × 1001
7 × 429
11 × 273
13 × 231
21 × 143
33 × 91
39 × 77
First multiples
3,003 · 6,006 (double) · 9,009 · 12,012 · 15,015 · 18,018 · 21,021 · 24,024 · 27,027 · 30,030

Sums & aliquot sequence

As consecutive integers: 1,501 + 1,502 1,000 + 1,001 + 1,002 498 + 499 + 500 + 501 + 502 + 503 426 + 427 + … + 432
Aliquot sequence: 3,003 2,373 1,275 957 483 285 195 141 51 21 11 1 0 — terminates at zero

Continued fraction of √n

√3,003 = [54; (1, 3, 1, 108)]

Period length 4 — the block in parentheses repeats forever.

Representations

In words
three thousand three
Ordinal
3003rd
Roman numeral
MMMIII
Binary
101110111011
Octal
5673
Hexadecimal
0xBBB
Base64
C7s=
One's complement
62,532 (16-bit)
Scientific notation
3.003 × 10³
As a duration
3,003 s = 50 minutes, 3 seconds
In other bases
ternary (3) 11010020
quaternary (4) 232323
quinary (5) 44003
senary (6) 21523
septenary (7) 11520
nonary (9) 4106
undecimal (11) 2290
duodecimal (12) 18a3
tridecimal (13) 14a0
tetradecimal (14) 1147
pentadecimal (15) d53
Palindromic in base 16

As an angle

3,003° = 8 × 360° + 123°
123° ≈ 2.147 rad
Compass bearing: ESE (east-southeast)

Historical numeral systems

Babylonian (base 60)
𒌋𒌋𒌋𒌋𒌋 𒁹𒁹𒁹
Egyptian hieroglyphic
𓆼𓆼𓆼𓏺𓏺𓏺
Greek (Milesian)
͵γγʹ
Mayan (base 20)
𝋧·𝋪·𝋣
Chinese
三千零三
Chinese (financial)
參仟零參
In other modern scripts
Eastern Arabic ٣٠٠٣ Devanagari ३००३ Bengali ৩০০৩ Tamil ௩௦௦௩ Thai ๓๐๐๓ Tibetan ༣༠༠༣ Khmer ៣០០៣ Lao ໓໐໐໓ Burmese ၃၀၀၃

Digit at this position in famous constants

π — Pi (π)
Digit 3,003 = 6
e — Euler's number (e)
Digit 3,003 = 3
φ — Golden ratio (φ)
Digit 3,003 = 7
√2 — Pythagoras's (√2)
Digit 3,003 = 3
ln 2 — Natural log of 2
Digit 3,003 = 5
γ — Euler-Mascheroni (γ)
Digit 3,003 = 2

Also seen as

Hex color
#000BBB
RGB(0, 11, 187)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.11.187.

Address
0.0.11.187
Class
reserved
IPv4-mapped IPv6
::ffff:0.0.11.187

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

Musical pitch

Heard as a frequency, 3,003 Hz is closest to:

  • Concert pitch (A4 = 440 Hz): F♯7 (2960 Hz, +25¢)
  • Scientific pitch (C4 = 256 Hz): G7 (3068.5 Hz, -37¢)
  • Baroque pitch (A4 = 415 Hz): G7 (2957.8 Hz, +26¢)
Position in π

The digit sequence 3003 first appears in π at position 1,358 of the decimal expansion (the 1,358ordinal-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.

Related reading

  • Triangular numbers — 1, 3, 6, 10, 15 … the counting numbers stacked into triangles, and Gauss's famous shortcut for summing them.
  • Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.