Base | Representation |
---|---|
bin | 1000001110000… |
… | …10111111001000 |
3 | 11210202022222210 |
4 | 10013002333020 |
5 | 120123043404 |
6 | 10501545120 |
7 | 1465055130 |
oct | 407027710 |
9 | 153668883 |
10 | 68956104 |
11 | 35a18818 |
12 | 1b1151a0 |
13 | 11394639 |
14 | 922dac0 |
15 | 60c1689 |
hex | 41c2fc8 |
68956104 has 32 divisors (see below), whose sum is σ = 197017920. Its totient is φ = 19701696.
The previous prime is 68956099. The next prime is 68956109. The reversal of 68956104 is 40165986.
It is an interprime number because it is at equal distance from previous prime (68956099) and next prime (68956109).
It is not an unprimeable number, because it can be changed into a prime (68956109) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205059 + ... + 205394.
It is an arithmetic number, because the mean of its divisors is an integer number (6156810).
Almost surely, 268956104 is an apocalyptic number.
It is an amenable number.
68956104 is an abundant number, since it is smaller than the sum of its proper divisors (128061816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68956104 is a wasteful number, since it uses less digits than its factorization.
68956104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 410469 (or 410465 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 39.
The square root of 68956104 is about 8303.9812138516. The cubic root of 68956104 is about 410.0695975446.
The spelling of 68956104 in words is "sixty-eight million, nine hundred fifty-six thousand, one hundred four".
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