474,640
474,640 is a composite number, even.
474,640 (four hundred seventy-four thousand six hundred forty) is an even 6-digit number. It is a composite number with 40 divisors, and factors as 2⁴ × 5 × 17 × 349. Its proper divisors sum to 697,160, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x73E10.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 25
- Digit product
- 0
- Digital root
- 7
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 46,474
- Square (n²)
- 225,283,129,600
- Cube (n³)
- 106,928,384,633,344,000
- Divisor count
- 40
- σ(n) — sum of divisors
- 1,171,800
- φ(n) — Euler's totient
- 178,176
- Sum of prime factors
- 379
Primality
Prime factorization: 2 4 × 5 × 17 × 349
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√474,640 = [688; (1, 16, 86, 16, 1, 1376)]
Period length 6 — the block in parentheses repeats forever.
Representations
- In words
- four hundred seventy-four thousand six hundred forty
- Ordinal
- 474640th
- Binary
- 1110011111000010000
- Octal
- 1637020
- Hexadecimal
- 0x73E10
- Base64
- Bz4Q
- One's complement
- 4,294,492,655 (32-bit)
- Scientific notation
- 4.7464 × 10⁵
- As a duration
- 474,640 s = 5 days, 11 hours, 50 minutes, 40 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒌋𒌋𒌋𒌋𒌋 𒌋𒌋𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵υοδχμʹ
- Chinese
- 四十七萬四千六百四十
- Chinese (financial)
- 肆拾柒萬肆仟陸佰肆拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 474640, here are decompositions:
- 11 + 474629 = 474640
- 59 + 474581 = 474640
- 71 + 474569 = 474640
- 83 + 474557 = 474640
- 107 + 474533 = 474640
- 137 + 474503 = 474640
- 149 + 474491 = 474640
- 197 + 474443 = 474640
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.62.16.
- Address
- 0.7.62.16
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.62.16
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 474,640 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 474640 first appears in π at position 843,541 of the decimal expansion (the 843,541ordinal-suffix:st 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°.