470,028
470,028 is a composite number, even.
470,028 (four hundred seventy thousand twenty-eight) is an even 6-digit number. It is a composite number with 48 divisors, and factors as 2² × 3 × 13 × 23 × 131. Its proper divisors sum to 771,828, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0x72C0C.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 21
- Digit product
- 0
- Digital root
- 3
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 820,074
- Square (n²)
- 220,926,320,784
- Cube (n³)
- 103,841,556,705,461,952
- Divisor count
- 48
- σ(n) — sum of divisors
- 1,241,856
- φ(n) — Euler's totient
- 137,280
- Sum of prime factors
- 174
Primality
Prime factorization: 2 2 × 3 × 13 × 23 × 131
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√470,028 = [685; (1, 1, 2, 2, 2, 3, 4, 3, 2, 2, 2, 1, 1, 1370)]
Period length 14 — the block in parentheses repeats forever.
Representations
- In words
- four hundred seventy thousand twenty-eight
- Ordinal
- 470028th
- Binary
- 1110010110000001100
- Octal
- 1626014
- Hexadecimal
- 0x72C0C
- Base64
- BywM
- One's complement
- 4,294,497,267 (32-bit)
- Scientific notation
- 4.70028 × 10⁵
- As a duration
- 470,028 s = 5 days, 10 hours, 33 minutes, 48 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋 𒌋𒌋𒌋𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓎆𓎆𓏺𓏺𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵υοκηʹ
- Chinese
- 四十七萬零二十八
- Chinese (financial)
- 肆拾柒萬零貳拾捌
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 470028, here are decompositions:
- 7 + 470021 = 470028
- 59 + 469969 = 470028
- 71 + 469957 = 470028
- 89 + 469939 = 470028
- 109 + 469919 = 470028
- 137 + 469891 = 470028
- 149 + 469879 = 470028
- 151 + 469877 = 470028
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.44.12.
- Address
- 0.7.44.12
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.44.12
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 470,028 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 470028 first appears in π at position 59,048 of the decimal expansion (the 59,048ordinal-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°.