Base | Representation |
---|---|
bin | 1000000111000… |
… | …01101110110000 |
3 | 11202000110100122 |
4 | 10003201232300 |
5 | 114404032311 |
6 | 10430105412 |
7 | 1454163161 |
oct | 403415660 |
9 | 152013318 |
10 | 68033456 |
11 | 354485a7 |
12 | 1a94b268 |
13 | 111306aa |
14 | 906d768 |
15 | 5e8d0db |
hex | 40e1bb0 |
68033456 has 20 divisors (see below), whose sum is σ = 139569192. Its totient is φ = 32015616.
The previous prime is 68033453. The next prime is 68033467. The reversal of 68033456 is 65433086.
It is a super-2 number, since 2×680334562 = 9257102270607872, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (68033453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124790 + ... + 125333.
Almost surely, 268033456 is an apocalyptic number.
It is an amenable number.
68033456 is an abundant number, since it is smaller than the sum of its proper divisors (71535736).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68033456 is a wasteful number, since it uses less digits than its factorization.
68033456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 250148 (or 250142 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 35.
The square root of 68033456 is about 8248.2395697506. The cubic root of 68033456 is about 408.2324383604.
The spelling of 68033456 in words is "sixty-eight million, thirty-three thousand, four hundred fifty-six".
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