Base | Representation |
---|---|
bin | 1001010011101… |
… | …1101111011100 |
3 | 2201110112120110 |
4 | 2110323233130 |
5 | 34443321022 |
6 | 3512450020 |
7 | 652565052 |
oct | 224735734 |
9 | 81415513 |
10 | 39042012 |
11 | 20046929 |
12 | 110a9910 |
13 | 811c7a9 |
14 | 52841d2 |
15 | 366300c |
hex | 253bbdc |
39042012 has 24 divisors (see below), whose sum is σ = 91307776. Its totient is φ = 12984048.
The previous prime is 39041999. The next prime is 39042041. The reversal of 39042012 is 21024093.
It is a self number, because there is not a number n which added to its sum of digits gives 39042012.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2043 + ... + 9069.
Almost surely, 239042012 is an apocalyptic number.
It is an amenable number.
39042012 is an abundant number, since it is smaller than the sum of its proper divisors (52265764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39042012 is a wasteful number, since it uses less digits than its factorization.
39042012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7497 (or 7495 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
The square root of 39042012 is about 6248.3607450275. The cubic root of 39042012 is about 339.2428711796.
The spelling of 39042012 in words is "thirty-nine million, forty-two thousand, twelve".
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