Base | Representation |
---|---|
bin | 1000001011110… |
… | …01011101010110 |
3 | 11210012000212100 |
4 | 10011321131112 |
5 | 120033424214 |
6 | 10451302530 |
7 | 1462362105 |
oct | 405713526 |
9 | 153160770 |
10 | 68654934 |
11 | 35832517 |
12 | 1abaaa46 |
13 | 112ba52a |
14 | 919203c |
15 | 6062309 |
hex | 4179756 |
68654934 has 24 divisors (see below), whose sum is σ = 148912920. Its totient is φ = 22860288.
The previous prime is 68654917. The next prime is 68654939. The reversal of 68654934 is 43945686.
It is a self number, because there is not a number n which added to its sum of digits gives 68654934.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68654939) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24009 + ... + 26715.
It is an arithmetic number, because the mean of its divisors is an integer number (6204705).
Almost surely, 268654934 is an apocalyptic number.
68654934 is an abundant number, since it is smaller than the sum of its proper divisors (80257986).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68654934 is a wasteful number, since it uses less digits than its factorization.
68654934 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4124 (or 4121 counting only the distinct ones).
The product of its digits is 622080, while the sum is 45.
The square root of 68654934 is about 8285.8272972589. The cubic root of 68654934 is about 409.4717249370.
The spelling of 68654934 in words is "sixty-eight million, six hundred fifty-four thousand, nine hundred thirty-four".
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