513,444
513,444 is a composite number, even.
513,444 (five hundred thirteen thousand four hundred forty-four) is an even 6-digit number. It is a composite number with 12 divisors, and factors as 2² × 3 × 42,787. Its proper divisors sum to 684,620, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x7D5A4.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 960
- Digital root
- 3
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 444,315
- Square (n²)
- 263,624,741,136
- Cube (n³)
- 135,356,541,587,832,384
- Divisor count
- 12
- σ(n) — sum of divisors
- 1,198,064
- φ(n) — Euler's totient
- 171,144
- Sum of prime factors
- 42,794
Primality
Prime factorization: 2 2 × 3 × 42787
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√513,444 = [716; (1, 1, 4, 2, 36, 3, 2, 1, 1, 1, 9, 8, 2, 1, 1, 1, 14, 2, 5, 1, 1, 19, 11, 6, …)]
Representations
- In words
- five hundred thirteen thousand four hundred forty-four
- Ordinal
- 513444th
- Binary
- 1111101010110100100
- Octal
- 1752644
- Hexadecimal
- 0x7D5A4
- Base64
- B9Wk
- One's complement
- 4,294,453,851 (32-bit)
- Scientific notation
- 5.13444 × 10⁵
- As a duration
- 513,444 s = 5 days, 22 hours, 37 minutes, 24 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵φιγυμδʹ
- Chinese
- 五十一萬三千四百四十四
- Chinese (financial)
- 伍拾壹萬參仟肆佰肆拾肆
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 513444, here are decompositions:
- 5 + 513439 = 513444
- 13 + 513431 = 513444
- 17 + 513427 = 513444
- 37 + 513407 = 513444
- 47 + 513397 = 513444
- 73 + 513371 = 513444
- 97 + 513347 = 513444
- 103 + 513341 = 513444
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.213.164.
- Address
- 0.7.213.164
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.213.164
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 513,444 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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.