Base | Representation |
---|---|
bin | 1000001010111… |
… | …00100101111010 |
3 | 11202222000200020 |
4 | 10011130211322 |
5 | 120021133243 |
6 | 10444551310 |
7 | 1461360306 |
oct | 405344572 |
9 | 152860606 |
10 | 68536698 |
11 | 357616aa |
12 | 1ab52536 |
13 | 11278779 |
14 | 9160d06 |
15 | 603c283 |
hex | 415c97a |
68536698 has 16 divisors (see below), whose sum is σ = 137168640. Its totient is φ = 22829696.
The previous prime is 68536697. The next prime is 68536751. The reversal of 68536698 is 89663586.
It is a self number, because there is not a number n which added to its sum of digits gives 68536698.
It is not an unprimeable number, because it can be changed into a prime (68536697) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8311 + ... + 14357.
It is an arithmetic number, because the mean of its divisors is an integer number (8573040).
Almost surely, 268536698 is an apocalyptic number.
68536698 is an abundant number, since it is smaller than the sum of its proper divisors (68631942).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68536698 is a wasteful number, since it uses less digits than its factorization.
68536698 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7941.
The product of its digits is 1866240, while the sum is 51.
The square root of 68536698 is about 8278.6893890277. The cubic root of 68536698 is about 409.2365288370.
The spelling of 68536698 in words is "sixty-eight million, five hundred thirty-six thousand, six hundred ninety-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •