Base | Representation |
---|---|
bin | 1000001000011… |
… | …00100101001000 |
3 | 11202100101010002 |
4 | 10010030211020 |
5 | 114430141333 |
6 | 10433542132 |
7 | 1455523652 |
oct | 404144510 |
9 | 152311102 |
10 | 68208968 |
11 | 35558453 |
12 | 1aa14948 |
13 | 11192549 |
14 | 90b76d2 |
15 | 5ec50e8 |
hex | 410c948 |
68208968 has 16 divisors (see below), whose sum is σ = 128814000. Its totient is φ = 33858576.
The previous prime is 68208941. The next prime is 68208983. The reversal of 68208968 is 86980286.
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, 29558 + ... + 31781.
It is an arithmetic number, because the mean of its divisors is an integer number (8050875).
Almost surely, 268208968 is an apocalyptic number.
It is an amenable number.
68208968 is a deficient number, since it is larger than the sum of its proper divisors (60605032).
68208968 is a wasteful number, since it uses less digits than its factorization.
68208968 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61484 (or 61480 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 47.
The square root of 68208968 is about 8258.8720779535. The cubic root of 68208968 is about 408.5831881746.
The spelling of 68208968 in words is "sixty-eight million, two hundred eight thousand, nine hundred sixty-eight".
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