520,421
520,421 is a composite number, odd.
520,421 (five hundred twenty thousand four hundred twenty-one) is an odd 6-digit number. It is a composite number with 16 divisors, and factors as 11³ × 17 × 23. Written other ways, in hexadecimal, 0x7F0E5.
Interestingness
Properties
- Parity
- Odd
- Digit count
- 6
- Digit sum
- 14
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 124,025
- Square (n²)
- 270,838,017,241
- Cube (n³)
- 140,949,791,770,578,461
- Divisor count
- 16
- σ(n) — sum of divisors
- 632,448
- φ(n) — Euler's totient
- 425,920
- Sum of prime factors
- 73
Primality
Prime factorization: 11 3 × 17 × 23
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√520,421 = [721; (2, 2, 18, 1, 1, 2, 2, 7, 3, 1, 7, 1, 1, 1, 2, 2, 1, 1, 1, 1, 9, 14, 3, 11, …)]
Representations
- In words
- five hundred twenty thousand four hundred twenty-one
- Ordinal
- 520421st
- Binary
- 1111111000011100101
- Octal
- 1770345
- Hexadecimal
- 0x7F0E5
- Base64
- B/Dl
- One's complement
- 4,294,446,874 (32-bit)
- Scientific notation
- 5.20421 × 10⁵
- As a duration
- 520,421 s = 6 days, 33 minutes, 41 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓍢𓍢𓍢𓍢𓎆𓎆𓏺
- Greek (Milesian)
- ͵φκυκαʹ
- Chinese
- 五十二萬零四百二十一
- Chinese (financial)
- 伍拾貳萬零肆佰貳拾壹
Also seen as
As an unsigned 32-bit integer, this is the IPv4 address 0.7.240.229.
- Address
- 0.7.240.229
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.240.229
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 520,421 and was likely granted around 1894.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 520421 first appears in π at position 553,964 of the decimal expansion (the 553,964ordinal-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
- Egyptian hieroglyphic numerals — Seven hieroglyphs for every power of ten, from a single stroke to a million.