Base | Representation |
---|---|
bin | 1000001101111… |
… | …01010000101111 |
3 | 11210201010211022 |
4 | 10012331100233 |
5 | 120121321110 |
6 | 10501244355 |
7 | 1464626561 |
oct | 406752057 |
9 | 153633738 |
10 | 68932655 |
11 | 35a02140 |
12 | 1b1036bb |
13 | 11386a6c |
14 | 9225331 |
15 | 60b9755 |
hex | 41bd42f |
68932655 has 16 divisors (see below), whose sum is σ = 92340864. Its totient is φ = 48965280.
The previous prime is 68932631. The next prime is 68932663. The reversal of 68932655 is 55623986.
It is a happy number.
It is a de Polignac number, because none of the positive numbers 2k-68932655 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12209 + ... + 16938.
It is an arithmetic number, because the mean of its divisors is an integer number (5771304).
Almost surely, 268932655 is an apocalyptic number.
68932655 is a deficient number, since it is larger than the sum of its proper divisors (23408209).
68932655 is a wasteful number, since it uses less digits than its factorization.
68932655 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29206.
The product of its digits is 388800, while the sum is 44.
The square root of 68932655 is about 8302.5691806814. The cubic root of 68932655 is about 410.0231099407.
The spelling of 68932655 in words is "sixty-eight million, nine hundred thirty-two thousand, six hundred fifty-five".
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