Base | Representation |
---|---|
bin | 11100111000111… |
… | …11111011000000 |
3 | 121220000202011220 |
4 | 32130133323000 |
5 | 444020224213 |
6 | 40014235040 |
7 | 6001646016 |
oct | 1634377300 |
9 | 556022156 |
10 | 242351808 |
11 | 11488a556 |
12 | 691b5a80 |
13 | 3b29544a |
14 | 242888b6 |
15 | 16422e23 |
hex | e71fec0 |
242351808 has 56 divisors (see below), whose sum is σ = 642536688. Its totient is φ = 80618496.
The previous prime is 242351807. The next prime is 242351819. The reversal of 242351808 is 808153242.
It is not an unprimeable number, because it can be changed into a prime (242351807) 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, 124410 + ... + 126342.
Almost surely, 2242351808 is an apocalyptic number.
It is an amenable number.
242351808 is an abundant number, since it is smaller than the sum of its proper divisors (400184880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242351808 is a wasteful number, since it uses less digits than its factorization.
242351808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2601 (or 2591 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 33.
The square root of 242351808 is about 15567.6526168848. The cubic root of 242351808 is about 623.4697994623.
The spelling of 242351808 in words is "two hundred forty-two million, three hundred fifty-one thousand, eight hundred eight".
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