Base | Representation |
---|---|
bin | 100000000000110010… |
… | …0110010001011001100 |
3 | 20120110000112101111110 |
4 | 1000001210302023030 |
5 | 2111242422143102 |
6 | 51325331052020 |
7 | 4652405323446 |
oct | 1000144621314 |
9 | 216400471443 |
10 | 68745896652 |
11 | 271782a2724 |
12 | 113a6a41010 |
13 | 663768c174 |
14 | 3482241496 |
15 | 1bc548986c |
hex | 10019322cc |
68745896652 has 18 divisors (see below), whose sum is σ = 160409211508. Its totient is φ = 22914996128.
The previous prime is 68745896629. The next prime is 68745896699. The reversal of 68745896652 is 25669854786.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 870424 + ... + 946112.
Almost surely, 268745896652 is an apocalyptic number.
It is an amenable number.
68745896652 is an abundant number, since it is smaller than the sum of its proper divisors (91663314856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68745896652 is an frugal number, since it uses more digits than its factorization.
68745896652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151385 (or 75694 counting only the distinct ones).
The product of its digits is 174182400, while the sum is 66.
The spelling of 68745896652 in words is "sixty-eight billion, seven hundred forty-five million, eight hundred ninety-six thousand, six hundred fifty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •