Base | Representation |
---|---|
bin | 1000001010000… |
… | …11111000110100 |
3 | 11202202212212110 |
4 | 10011003320310 |
5 | 120004414013 |
6 | 10442451020 |
7 | 1460456301 |
oct | 405037064 |
9 | 152685773 |
10 | 68435508 |
11 | 356a2679 |
12 | 1ab03a70 |
13 | 112416ab |
14 | 91360a8 |
15 | 601c2c3 |
hex | 4143e34 |
68435508 has 24 divisors (see below), whose sum is σ = 162697248. Its totient is φ = 22381216.
The previous prime is 68435467. The next prime is 68435527. The reversal of 68435508 is 80553486.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53166 + ... + 54437.
It is an arithmetic number, because the mean of its divisors is an integer number (6779052).
Almost surely, 268435508 is an apocalyptic number.
It is an amenable number.
68435508 is an abundant number, since it is smaller than the sum of its proper divisors (94261740).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68435508 is a wasteful number, since it uses less digits than its factorization.
68435508 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 107663 (or 107661 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 39.
The square root of 68435508 is about 8272.5756569523. The cubic root of 68435508 is about 409.0350258839.
The spelling of 68435508 in words is "sixty-eight million, four hundred thirty-five thousand, five hundred eight".
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