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1,003,003

1,003,003 is a prime, 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.).

1,003,003 (one million three thousand three) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF4DFB.

Arithmetic Number Cube-Free Deficient Number Happy Number Odious Number Prime Squarefree Twin Prime

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
7
Digit product
0
Digital root
7
Palindrome
No
Bit width
20 bits
Reversed
3,003,001
Square (n²)
1,006,015,018,009
Cube (n³)
1,009,036,081,108,081,027
Divisor count
2
σ(n) — sum of divisors
1,003,004
φ(n) — Euler's totient
1,003,002

Primality

1,003,003 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1003003
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,003,003)
1 × 1003003
First multiples
1,003,003 · 2,006,006 (double) · 3,009,009 · 4,012,012 · 5,015,015 · 6,018,018 · 7,021,021 · 8,024,024 · 9,027,027 · 10,030,030

Sums & aliquot sequence

As consecutive integers: 501,501 + 501,502

Continued fraction of √n

√1,003,003 = [1001; (1, 1, 667, 5, 1, 221, 1, 2, 1, 1, 1, 1, 73, 1, 1, 2, 1, 6, 1, 23, 1, 6, 22, 1, …)]

Representations

In words
one million three thousand three
Ordinal
1003003rd
Binary
11110100110111111011
Octal
3646773
Hexadecimal
0xF4DFB
Base64
D037
One's complement
4,293,964,292 (32-bit)
Scientific notation
1.003003 × 10⁶
As a duration
1,003,003 s = 11 days, 14 hours, 36 minutes, 43 seconds
In other bases
ternary (3) 1212221212021
quaternary (4) 3310313323
quinary (5) 224044003
senary (6) 33255311
septenary (7) 11345131
nonary (9) 1787767
undecimal (11) 625631
duodecimal (12) 404537
tridecimal (13) 2916c1
tetradecimal (14) 1c1751
pentadecimal (15) 14c2bd

As an angle

1,003,003° = 2,786 × 360° + 43°
43° ≈ 0.75 rad
Compass bearing: NE (northeast)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓏺𓏺𓏺
Chinese
一百萬三千零三
Chinese (financial)
壹佰萬參仟零參
In other modern scripts
Eastern Arabic ١٠٠٣٠٠٣ Devanagari १००३००३ Bengali ১০০৩০০৩ Tamil ௧௦௦௩௦௦௩ Thai ๑๐๐๓๐๐๓ Tibetan ༡༠༠༣༠༠༣ Khmer ១០០៣០០៣ Lao ໑໐໐໓໐໐໓ Burmese ၁၀၀၃၀၀၃

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: twin with 1003001.

Hex color
#0F4DFB
RGB(15, 77, 251)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.77.251.

Address
0.15.77.251
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.77.251

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

Possible US patent number

This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 1,003,003 and was likely granted around 1911.

Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.

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.