980,880
980,880 is a composite number, even.
980,880 (nine hundred eighty thousand eight hundred eighty) is an even 6-digit number. It is a composite number with 80 divisors, and factors as 2⁴ × 3 × 5 × 61 × 67. Its proper divisors sum to 2,155,824, more than the number itself, making it an abundant number. Written other ways, in hexadecimal, 0xEF790.
Interestingness
Properties
- Parity
- Even
- Digit count
- 6
- Digit sum
- 33
- Digit product
- 0
- Digital root
- 6
- Palindrome
- No
- Bit width
- 20 bits
- Reversed
- 88,089
- Flips to (rotate 180°)
- 88,086
- Square (n²)
- 962,125,574,400
- Cube (n³)
- 943,729,733,417,472,000
- Divisor count
- 80
- σ(n) — sum of divisors
- 3,136,704
- φ(n) — Euler's totient
- 253,440
- Sum of prime factors
- 144
Primality
Prime factorization: 2 4 × 3 × 5 × 61 × 67
Divisors & multiples
Sums & aliquot sequence
Continued fraction of √n
√980,880 = [990; (2, 1, 1, 5, 1, 10, 1, 6, 1, 4, 1, 1, 1, 1, 2, 2, 2, 2, 1, 7, 1, 1, 20, 3, …)]
Period length 54 — the block in parentheses repeats forever.
Representations
- In words
- nine hundred eighty thousand eight hundred eighty
- Ordinal
- 980880th
- Binary
- 11101111011110010000
- Octal
- 3573620
- Hexadecimal
- 0xEF790
- Base64
- DveQ
- One's complement
- 4,293,986,415 (32-bit)
- Scientific notation
- 9.8088 × 10⁵
- As a duration
- 980,880 s = 11 days, 8 hours, 28 minutes
As an angle
Historical numeral systems
- Babylonian (base 60)
- 𒁹𒁹𒁹𒁹 𒌋𒌋𒌋𒁹𒁹 𒌋𒌋𒁹𒁹𒁹𒁹𒁹𒁹𒁹𒁹 ·
- Egyptian hieroglyphic
- 𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓆐𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓂍𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓍢𓎆𓎆𓎆𓎆𓎆𓎆𓎆𓎆
- Greek (Milesian)
- ͵ϡπωπʹ
- Chinese
- 九十八萬零八百八十
- Chinese (financial)
- 玖拾捌萬零捌佰捌拾
Also seen as
Goldbach's conjecture says every even integer greater than 2 is the sum of two primes. For 980880, here are decompositions:
- 29 + 980851 = 980880
- 53 + 980827 = 980880
- 79 + 980801 = 980880
- 107 + 980773 = 980880
- 149 + 980731 = 980880
- 151 + 980729 = 980880
- 163 + 980717 = 980880
- 191 + 980689 = 980880
Showing the first eight; more decompositions exist.
As an unsigned 32-bit integer, this is the IPv4 address 0.14.247.144.
- Address
- 0.14.247.144
- Class
- reserved
- IPv4-mapped IPv6
- ::ffff:0.14.247.144
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 980,880 and was likely granted around 1910.
Patent numbers below 100,000 are excluded as too ambiguous; modern numbering currently reaches roughly 12.5 million.
The digit sequence 980880 first appears in π at position 692,387 of the decimal expansion (the 692,387ordinal-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°.