Base | Representation |
---|---|
bin | 1000000110110… |
… | …11101000011010 |
3 | 11201222012002101 |
4 | 10003123220122 |
5 | 114402232344 |
6 | 10425354014 |
7 | 1454030302 |
oct | 403335032 |
9 | 151865071 |
10 | 68008474 |
11 | 35430856 |
12 | 1a93890a |
13 | 11122201 |
14 | 9064602 |
15 | 5e859d4 |
hex | 40dba1a |
68008474 has 16 divisors (see below), whose sum is σ = 104055840. Its totient is φ = 33326800.
The previous prime is 68008471. The next prime is 68008489. The reversal of 68008474 is 47480086.
It is not an unprimeable number, because it can be changed into a prime (68008471) 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, 51624 + ... + 52924.
It is an arithmetic number, because the mean of its divisors is an integer number (6503490).
Almost surely, 268008474 is an apocalyptic number.
68008474 is a deficient number, since it is larger than the sum of its proper divisors (36047366).
68008474 is a wasteful number, since it uses less digits than its factorization.
68008474 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1805.
The product of its (nonzero) digits is 43008, while the sum is 37.
The square root of 68008474 is about 8246.7250469505. The cubic root of 68008474 is about 408.1824643627.
The spelling of 68008474 in words is "sixty-eight million, eight thousand, four hundred seventy-four".
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