Base | Representation |
---|---|
bin | 1010101111100… |
… | …0011110010110 |
3 | 10010210011212200 |
4 | 2223320132112 |
5 | 43013323232 |
6 | 4245425330 |
7 | 1054662156 |
oct | 253703626 |
9 | 103704780 |
10 | 45057942 |
11 | 23485776 |
12 | 1310b246 |
13 | 9447b07 |
14 | 5dac766 |
15 | 3e5077c |
hex | 2af8796 |
45057942 has 24 divisors (see below), whose sum is σ = 100776000. Its totient is φ = 14534640.
The previous prime is 45057931. The next prime is 45057977. The reversal of 45057942 is 24975054.
45057942 is a `hidden beast` number, since 45 + 0 + 579 + 42 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 45057897 and 45057906.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 39817 + ... + 40932.
It is an arithmetic number, because the mean of its divisors is an integer number (4199000).
Almost surely, 245057942 is an apocalyptic number.
45057942 is an abundant number, since it is smaller than the sum of its proper divisors (55718058).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45057942 is a wasteful number, since it uses less digits than its factorization.
45057942 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 80788 (or 80785 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 45057942 is about 6712.5212848825. The cubic root of 45057942 is about 355.8419268340.
The spelling of 45057942 in words is "forty-five million, fifty-seven thousand, nine hundred forty-two".
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