Base | Representation |
---|---|
bin | 100111011111011110… |
… | …110110101000100000 |
3 | 11001110012211010110001 |
4 | 213133132312220200 |
5 | 1143320423103203 |
6 | 31251415145344 |
7 | 3030546004252 |
oct | 473736665040 |
9 | 131405733401 |
10 | 42404112928 |
11 | 16a9001a731 |
12 | 8275075254 |
13 | 3cca17b2a8 |
14 | 20a39bbcd2 |
15 | 1182ac191d |
hex | 9df7b6a20 |
42404112928 has 24 divisors (see below), whose sum is σ = 88393868892. Its totient is φ = 19954876416.
The previous prime is 42404112901. The next prime is 42404112929. The reversal of 42404112928 is 82921140424.
It can be written as a sum of positive squares in 2 ways, for example, as 34244242704 + 8159870224 = 185052^2 + 90332^2 .
It is not an unprimeable number, because it can be changed into a prime (42404112929) 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, 38973825 + ... + 38974912.
Almost surely, 242404112928 is an apocalyptic number.
It is an amenable number.
42404112928 is an abundant number, since it is smaller than the sum of its proper divisors (45989755964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
42404112928 is a wasteful number, since it uses less digits than its factorization.
42404112928 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77948764 (or 77948756 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 37.
The spelling of 42404112928 in words is "forty-two billion, four hundred four million, one hundred twelve thousand, nine hundred twenty-eight".
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