Base | Representation |
---|---|
bin | 1000001000111… |
… | …11100100100000 |
3 | 11202111022210222 |
4 | 10010133210200 |
5 | 114440134002 |
6 | 10435342212 |
7 | 1456266512 |
oct | 404374440 |
9 | 152438728 |
10 | 68286752 |
11 | 35600936 |
12 | 1aa51968 |
13 | 111bba81 |
14 | 90d7bb2 |
15 | 5edd1a2 |
hex | 411f920 |
68286752 has 24 divisors (see below), whose sum is σ = 137568816. Its totient is φ = 33348672.
The previous prime is 68286721. The next prime is 68286797. The reversal of 68286752 is 25768286.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23438 + ... + 26189.
It is an arithmetic number, because the mean of its divisors is an integer number (5732034).
Almost surely, 268286752 is an apocalyptic number.
It is an amenable number.
68286752 is an abundant number, since it is smaller than the sum of its proper divisors (69282064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68286752 is a wasteful number, since it uses less digits than its factorization.
68286752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 49680 (or 49672 counting only the distinct ones).
The product of its digits is 322560, while the sum is 44.
The square root of 68286752 is about 8263.5798537922. The cubic root of 68286752 is about 408.7384422535.
The spelling of 68286752 in words is "sixty-eight million, two hundred eighty-six thousand, seven hundred fifty-two".
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