Base | Representation |
---|---|
bin | 1000001100101… |
… | …10110011110000 |
3 | 11210102010202212 |
4 | 10012112303300 |
5 | 120101301102 |
6 | 10454031252 |
7 | 1463402435 |
oct | 406266360 |
9 | 153363685 |
10 | 68775152 |
11 | 35904876 |
12 | 1b048528 |
13 | 11330174 |
14 | 91c3b8c |
15 | 6087c52 |
hex | 4196cf0 |
68775152 has 20 divisors (see below), whose sum is σ = 139046160. Its totient is φ = 32892288.
The previous prime is 68775043. The next prime is 68775169. The reversal of 68775152 is 25157786.
It is a congruent number.
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, 93077 + ... + 93812.
It is an arithmetic number, because the mean of its divisors is an integer number (6952308).
Almost surely, 268775152 is an apocalyptic number.
It is an amenable number.
68775152 is an abundant number, since it is smaller than the sum of its proper divisors (70271008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68775152 is a wasteful number, since it uses less digits than its factorization.
68775152 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 186920 (or 186914 counting only the distinct ones).
The product of its digits is 117600, while the sum is 41.
The square root of 68775152 is about 8293.0785598594. The cubic root of 68775152 is about 409.7105869513.
The spelling of 68775152 in words is "sixty-eight million, seven hundred seventy-five thousand, one hundred fifty-two".
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