469,040
469,040 is a composite number, even.
469,040 (four hundred sixty-nine thousand forty) is an even 6-digit number. It is a composite number with 80 divisors, and factors as 2⁴ × 5 × 11 × 13 × 41. Its proper divisors sum to 843,376, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x72830.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 23
- Digit product
- 0
- Digital root
- 5
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 40,964
- Square (n²)
- 219,998,521,600
- Cube (n³)
- 103,188,106,571,264,000
- Divisor count
- 80
- σ(n) — sum of divisors
- 1,312,416
- φ(n) — Euler's totient
- 153,600
- Sum of prime factors
- 78
Primality
Prime factorization: 2 4 × 5 × 11 × 13 × 41
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√469,040 = [684; (1, 6, 2, 2, 8, 6, 2, 3, 3, 85, 3, 3, 2, 6, 8, 2, 2, 6, 1, 1368)]
Period length 20 — the block in parentheses repeats forever.
Representations
- In words
- four hundred sixty-nine thousand forty
- Ordinal
- 469040th
- Binary
- 1110010100000110000
- Octal
- 1624060
- Hexadecimal
- 0x72830
- Base64
- Bygw
- One's complement
- 4,294,498,255 (32-bit)
- Scientific notation
- 4.6904 × 10⁵
- As a duration
- 469,040 s = 5 days, 10 hours, 17 minutes, 20 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋 𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹 𒌋𒌋
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵υξθμʹ
- Chinese
- 四十六萬九千零四十
- Chinese (financial)
- 肆拾陸萬玖仟零肆拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 469040, here are decompositions:
- 3 + 469037 = 469040
- 31 + 469009 = 469040
- 67 + 468973 = 469040
- 73 + 468967 = 469040
- 127 + 468913 = 469040
- 151 + 468889 = 469040
- 157 + 468883 = 469040
- 181 + 468859 = 469040
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.40.48.
- Address
- 0.7.40.48
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.40.48
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 469,040 and was likely granted around 1891.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 469040 first appears in π at position 449,840 of the decimal expansion (the 449,840ordinal-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°.