Base | Representation |
---|---|
bin | 1000000111011… |
… | …01101101101010 |
3 | 11202002221200111 |
4 | 10003231231222 |
5 | 114412120123 |
6 | 10431124534 |
7 | 1454456236 |
oct | 403555552 |
9 | 152087614 |
10 | 68082538 |
11 | 35481467 |
12 | 1a97374a |
13 | 11149b34 |
14 | 90835c6 |
15 | 5e9c90d |
hex | 40edb6a |
68082538 has 8 divisors (see below), whose sum is σ = 102302532. Its totient is φ = 33981696.
The previous prime is 68082503. The next prime is 68082563. The reversal of 68082538 is 83528086.
It can be written as a sum of positive squares in 2 ways, for example, as 59243809 + 8838729 = 7697^2 + 2973^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 68082538.
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, 28345 + ... + 30652.
Almost surely, 268082538 is an apocalyptic number.
68082538 is a deficient number, since it is larger than the sum of its proper divisors (34219994).
68082538 is a wasteful number, since it uses less digits than its factorization.
68082538 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59576.
The product of its (nonzero) digits is 92160, while the sum is 40.
The square root of 68082538 is about 8251.2143348722. The cubic root of 68082538 is about 408.3305863853.
The spelling of 68082538 in words is "sixty-eight million, eighty-two thousand, five hundred thirty-eight".
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