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1,005,013

1,005,013 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.).

1,005,013 (one million five thousand thirteen) is an odd 7-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0xF55D5.

Arithmetic Number Balanced Prime Cube-Free Deficient Number Odious Number Pernicious Number Prime Pythagorean Prime Sexy Prime Squarefree

Interestingness

Properties

Parity
Odd
Digit count
7
Digit sum
10
Digit product
0
Digital root
1
Palindrome
No
Bit width
20 bits
Reversed
3,105,001
Square (n²)
1,010,051,130,169
Cube (n³)
1,015,114,516,484,537,197
Divisor count
2
σ(n) — sum of divisors
1,005,014
φ(n) — Euler's totient
1,005,012

Primality

1,005,013 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1005013
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,005,013)
1 × 1005013
First multiples
1,005,013 · 2,010,026 (double) · 3,015,039 · 4,020,052 · 5,025,065 · 6,030,078 · 7,035,091 · 8,040,104 · 9,045,117 · 10,050,130

Sums & aliquot sequence

As a sum of two squares: 343² + 942²
As consecutive integers: 502,506 + 502,507

Continued fraction of √n

√1,005,013 = [1002; (1, 1, 73, 1, 3, 6, 2, 2, 3, 2, 11, 1, 3, 1, 3, 15, 23, 1, 4, 10, 1, 7, 21, 1, …)]

Representations

In words
one million five thousand thirteen
Ordinal
1005013th
Binary
11110101010111010101
Octal
3652725
Hexadecimal
0xF55D5
Base64
D1XV
One's complement
4,293,962,282 (32-bit)
Scientific notation
1.005013 × 10⁶
As a duration
1,005,013 s = 11 days, 15 hours, 10 minutes, 13 seconds
In other bases
ternary (3) 1220001121201
quaternary (4) 3311113111
quinary (5) 224130023
senary (6) 33312501
septenary (7) 11354032
nonary (9) 1801551
undecimal (11) 627099
duodecimal (12) 405731
tridecimal (13) 2925a9
tetradecimal (14) 1c2389
pentadecimal (15) 14cbad

As an angle

1,005,013° = 2,791 × 360° + 253°
253° ≈ 4.416 rad
Compass bearing: WSW (west-southwest)

Historical numeral systems

Babylonian (base 60)
𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋 𒌋𒁹𒁹𒁹
Egyptian hieroglyphic
𓁨𓆼𓆼𓆼𓆼𓆼𓎆𓏺𓏺𓏺
Chinese
一百萬五千零一十三
Chinese (financial)
壹佰萬伍仟零壹拾參
In other modern scripts
Eastern Arabic ١٠٠٥٠١٣ Devanagari १००५०१३ Bengali ১০০৫০১৩ Tamil ௧௦௦௫௦௧௩ Thai ๑๐๐๕๐๑๓ Tibetan ༡༠༠༥༠༡༣ Khmer ១០០៥០១៣ Lao ໑໐໐໕໐໑໓ Burmese ၁၀၀၅၀၁၃

Also seen as

Prime neighborhood

Adjacent primes:

Pair status: sexy with 1005007, sexy with 1005019.

Hex color
#0F55D5
RGB(15, 85, 213)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.15.85.213.

Address
0.15.85.213
Class
reserved
IPv4-mapped IPv6
::ffff:0.15.85.213

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 1,005,013 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.