Base | Representation |
---|---|
bin | 11100011110001… |
… | …11101100010000 |
3 | 121122102120022120 |
4 | 32033013230100 |
5 | 442121012223 |
6 | 35411134240 |
7 | 5630101125 |
oct | 1617075420 |
9 | 548376276 |
10 | 238844688 |
11 | 112904605 |
12 | 67ba4380 |
13 | 3a638024 |
14 | 23a1474c |
15 | 15e7dbe3 |
hex | e3c7b10 |
238844688 has 20 divisors (see below), whose sum is σ = 617015568. Its totient is φ = 79614880.
The previous prime is 238844681. The next prime is 238844689. The reversal of 238844688 is 886448832.
238844688 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 238844688.
It is not an unprimeable number, because it can be changed into a prime (238844681) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2487918 + ... + 2488013.
Almost surely, 2238844688 is an apocalyptic number.
It is an amenable number.
238844688 is an abundant number, since it is smaller than the sum of its proper divisors (378170880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
238844688 is a wasteful number, since it uses less digits than its factorization.
238844688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4975942 (or 4975936 counting only the distinct ones).
The product of its digits is 2359296, while the sum is 51.
The square root of 238844688 is about 15454.6008683499. The cubic root of 238844688 is about 620.4477237782.
The spelling of 238844688 in words is "two hundred thirty-eight million, eight hundred forty-four thousand, six hundred eighty-eight".
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