Base | Representation |
---|---|
bin | 111111010101001000… |
… | …110111111110011011 |
3 | 20111112001201100212002 |
4 | 333111020313332123 |
5 | 2103231044223000 |
6 | 51123340111215 |
7 | 4625053501055 |
oct | 772510677633 |
9 | 214461640762 |
10 | 68000382875 |
11 | 26925497137 |
12 | 1121923550b |
13 | 65490a5659 |
14 | 341121a8d5 |
15 | 1b7ecc68d5 |
hex | fd5237f9b |
68000382875 has 32 divisors (see below), whose sum is σ = 87145880640. Its totient is φ = 52956288000.
The previous prime is 68000382797. The next prime is 68000382889. The reversal of 68000382875 is 57828300086.
It is not a de Polignac number, because 68000382875 - 210 = 68000381851 is a prime.
It is a super-2 number, since 2×680003828752 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 693656 + ... + 785594.
It is an arithmetic number, because the mean of its divisors is an integer number (2723308770).
Almost surely, 268000382875 is an apocalyptic number.
68000382875 is a deficient number, since it is larger than the sum of its proper divisors (19145497765).
68000382875 is an equidigital number, since it uses as much as digits as its factorization.
68000382875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 92112 (or 92102 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 47.
The spelling of 68000382875 in words is "sixty-eight billion, three hundred eighty-two thousand, eight hundred seventy-five".
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