513,013
513,013 is a prime, odd.
513,013 (five hundred thirteen thousand thirteen) is an odd 6-digit number. It is a prime number — divisible only by 1 and itself. Written other ways, in hexadecimal, 0x7D3F5.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 13
- Digit product
- 0
- Digital root
- 4
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 310,315
- Square (n²)
- 263,182,338,169
- Cube (n³)
- 135,015,960,851,093,197
- Divisor count
- 2
- σ(n) — sum of divisors
- 513,014
- φ(n) — Euler's totient
- 513,012
Primality
513,013 is prime. It has exactly two divisors: 1 and itself.
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√513,013 = [716; (4, 84, 68, 4, 1, 16, 3, 1, 20, 3, 4, 1, 357, 3, 4, 1, 20, 3, 1, 16, 3, 3, 16, 1, …)]
Period length 43 — the block in parentheses repeats forever.
Representations
- In words
- five hundred thirteen thousand thirteen
- Ordinal
- 513013th
- Binary
- 1111101001111110101
- Octal
- 1751765
- Hexadecimal
- 0x7D3F5
- Base64
- B9P1
- One's complement
- 4,294,454,282 (32-bit)
- Scientific notation
- 5.13013 × 10⁵
- As a duration
- 513,013 s = 5 days, 22 hours, 30 minutes, 13 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒁹𒁹 𒌋𒌋𒌋 𒌋𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓆼𓆼𓆼𓎆𓏺𓏺𓏺
- Greek (Milesian)
- ͵φιγιγʹ
- Chinese
- 五十一萬三千零一十三
- Chinese (financial)
- 伍拾壹萬參仟零壹拾參
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.7.211.245.
- Address
- 0.7.211.245
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.211.245
Unspecified address (0.0.0.0/8) — "this network" placeholder.
This number falls in the range of US utility patent numbers. If it's a patent, it would be issued as US 513,013 and was likely granted around 1893.
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.