472,216
472,216 is a composite number, even.
472,216 (four hundred seventy-two thousand two hundred sixteen) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 67 × 881. Written other ways, in hexadecimal, 0x73498.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 22
- Digit product
- 672
- Digital root
- 4
- Palindrome
- No
- Bit width
- 19 bits
- Reversed
- 612,274
- Square (n²)
- 222,987,950,656
- Cube (n³)
- 105,298,478,106,973,696
- Divisor count
- 16
- σ(n) — sum of divisors
- 899,640
- φ(n) — Euler's totient
- 232,320
- Sum of prime factors
- 954
Primality
Prime factorization: 2 3 × 67 × 881
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√472,216 = [687; (5, 1, 1, 3, 2, 3, 1, 1, 5, 1374)]
Period length 10 — the block in parentheses repeats forever.
Representations
- In words
- four hundred seventy-two thousand two hundred sixteen
- Ordinal
- 472216th
- Binary
- 1110011010010011000
- Octal
- 1632230
- Hexadecimal
- 0x73498
- Base64
- BzSY
- One's complement
- 4,294,495,079 (32-bit)
- Scientific notation
- 4.72216 × 10⁵
- As a duration
- 472,216 s = 5 days, 11 hours, 10 minutes, 16 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹 𒌋𒁹 𒌋 𒌋𒁹𒁹𒁹𒁹𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓍢𓍢𓎆𓏺𓏺𓏺𓏺𓏺𓏺
- Greek (Milesian)
- ͵υοβσιϛʹ
- Chinese
- 四十七萬二千二百一十六
- Chinese (financial)
- 肆拾柒萬貳仟貳佰壹拾陸
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 472216, here are decompositions:
- 23 + 472193 = 472216
- 53 + 472163 = 472216
- 83 + 472133 = 472216
- 89 + 472127 = 472216
- 113 + 472103 = 472216
- 149 + 472067 = 472216
- 197 + 472019 = 472216
- 257 + 471959 = 472216
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.7.52.152.
- Address
- 0.7.52.152
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.7.52.152
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 472,216 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 472216 first appears in π at position 636,969 of the decimal expansion (the 636,969ordinal-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°.