Base | Representation |
---|---|
bin | 110101001111011111… |
… | …011111101001011000 |
3 | 12110120011010000221220 |
4 | 311033133133221120 |
5 | 1414040031343000 |
6 | 42132425332040 |
7 | 4062452642256 |
oct | 651737375130 |
9 | 173504100856 |
10 | 57168231000 |
11 | 22276a81101 |
12 | b0b5637020 |
13 | 5510b88a2a |
14 | 2aa475d5d6 |
15 | 1748d401a0 |
hex | d4f7dfa58 |
57168231000 has 64 divisors (see below), whose sum is σ = 178364890080. Its totient is φ = 15244860800.
The previous prime is 57168230971. The next prime is 57168231011. The reversal of 57168231000 is 13286175.
It is a super-2 number, since 2×571682310002 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9525039 + ... + 9531038.
Almost surely, 257168231000 is an apocalyptic number.
57168231000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
57168231000 is an abundant number, since it is smaller than the sum of its proper divisors (121196659080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57168231000 is a wasteful number, since it uses less digits than its factorization.
57168231000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19056101 (or 19056087 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 33.
The spelling of 57168231000 in words is "fifty-seven billion, one hundred sixty-eight million, two hundred thirty-one thousand".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •