474,990
474,990 is a composite number, even.
474,990 (four hundred seventy-four thousand nine hundred ninety) is an even 6-digit number. It is a composite number with 32 divisors, and factors as 2 × 3 × 5 × 71 × 223. Its proper divisors sum to 686,226, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x73F6E.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 33
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 99,474
- Square (n²)
- 225,615,500,100
- Cube (n³)
- 107,165,106,392,499,000
- Divisor count
- 32
- σ(n) — sum of divisors
- 1,161,216
- φ(n) — Euler's totient
- 124,320
- Sum of prime factors
- 304
Primality
Prime factorization: 2 × 3 × 5 × 71 × 223
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√474,990 = [689; (5, 8, 9, 1, 1, 1, 8, 72, 2, 3, 7, 8, 52, 1, 8, 3, 1, 2, 2, 2, 2, 1, 18, 1, …)]
Period length 46 — the block in parentheses repeats forever.
Representations
- In words
- four hundred seventy-four thousand nine hundred ninety
- Ordinal
- 474990th
- Binary
- 1110011111101101110
- Octal
- 1637556
- Hexadecimal
- 0x73F6E
- Base64
- Bz9u
- One's complement
- 4,294,492,305 (32-bit)
- Scientific notation
- 4.7499 × 10⁵
- As a duration
- 474,990 s = 5 days, 11 hours, 56 minutes, 30 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒌋𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵υοδϡϟʹ
- Chinese
- 四十七萬四千九百九十
- Chinese (financial)
- 肆拾柒萬肆仟玖佰玖拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 474990, here are decompositions:
- 7 + 474983 = 474990
- 13 + 474977 = 474990
- 31 + 474959 = 474990
- 41 + 474949 = 474990
- 53 + 474937 = 474990
- 59 + 474931 = 474990
- 67 + 474923 = 474990
- 73 + 474917 = 474990
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.63.110.
- Address
- 0.7.63.110
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.63.110
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 474,990 and was likely granted around 1892.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 474990 first appears in π at position 173,610 of the decimal expansion (the 173,610ordinal-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
- Babylonian numerals — The base-60 cuneiform system that gave us 60 minutes, 60 seconds, and 360°.