Base | Representation |
---|---|
bin | 1101101011001… |
… | …0100111110010 |
3 | 10222220220220120 |
4 | 3122302213302 |
5 | 104140322423 |
6 | 5405151110 |
7 | 1264335660 |
oct | 332624762 |
9 | 128826816 |
10 | 57354738 |
11 | 2a414511 |
12 | 1725b496 |
13 | bb61c1c |
14 | 788dc30 |
15 | 507dee3 |
hex | 36b29f2 |
57354738 has 32 divisors (see below), whose sum is σ = 131328000. Its totient is φ = 16358160.
The previous prime is 57354727. The next prime is 57354751. The reversal of 57354738 is 83745375.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 57354738.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37513 + ... + 39011.
It is an arithmetic number, because the mean of its divisors is an integer number (4104000).
Almost surely, 257354738 is an apocalyptic number.
57354738 is an abundant number, since it is smaller than the sum of its proper divisors (73973262).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57354738 is a wasteful number, since it uses less digits than its factorization.
57354738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2422.
The product of its digits is 352800, while the sum is 42.
The square root of 57354738 is about 7573.2910943658. The cubic root of 57354738 is about 385.6468308064.
The spelling of 57354738 in words is "fifty-seven million, three hundred fifty-four thousand, seven hundred thirty-eight".
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