988,872
988,872 is a composite number, even.
988,872 (nine hundred eighty-eight thousand eight hundred seventy-two) is an even 6-digit number. It is a composite number with 16 divisors, and factors as 2³ × 3 × 41,203. Its proper divisors sum to 1,483,368, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xF16C8.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 42
- Digit product
- 64,512
- Digital root
- 6
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 278,889
- Square (n²)
- 977,867,832,384
- Cube (n³)
- 966,986,119,145,230,848
- Divisor count
- 16
- σ(n) — sum of divisors
- 2,472,240
- φ(n) — Euler's totient
- 329,616
- Sum of prime factors
- 41,212
Primality
Prime factorization: 2 3 × 3 × 41203
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√988,872 = [994; (2, 2, 1, 1, 1, 3, 1, 5, 1, 1, 3, 14, 2, 1, 13, 4, 3, 1, 1, 2, 2, 1, 1, 2, …)]
Representations
- In words
- nine hundred eighty-eight thousand eight hundred seventy-two
- Ordinal
- 988872nd
- Binary
- 11110001011011001000
- Octal
- 3613310
- Hexadecimal
- 0xF16C8
- Base64
- DxbI
- One's complement
- 4,293,978,423 (32-bit)
- Scientific notation
- 9.88872 × 10⁵
- As a duration
- 988,872 s = 11 days, 10 hours, 41 minutes, 12 seconds
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒌋𒁹 𒌋𒁹𒁹
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓆼𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓏺𓏺
- Greek (Milesian)
- ͵ϡπηωοβʹ
- Chinese
- 九十八萬八千八百七十二
- Chinese (financial)
- 玖拾捌萬捌仟捌佰柒拾貳
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 988872, here are decompositions:
- 11 + 988861 = 988872
- 13 + 988859 = 988872
- 23 + 988849 = 988872
- 43 + 988829 = 988872
- 83 + 988789 = 988872
- 89 + 988783 = 988872
- 109 + 988763 = 988872
- 113 + 988759 = 988872
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.15.22.200.
- Address
- 0.15.22.200
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.15.22.200
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 988,872 and was likely granted around 1911.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 988872 first appears in π at position 531,905 of the decimal expansion (the 531,905ordinal-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°.