Base | Representation |
---|---|
bin | 1101110101000… |
… | …0000100011010 |
3 | 11001010200112220 |
4 | 3131100010122 |
5 | 104321442032 |
6 | 5431044510 |
7 | 1302663111 |
oct | 335200432 |
9 | 131120486 |
10 | 57999642 |
11 | 2a814a98 |
12 | 17510736 |
13 | c02961c |
14 | 79bac78 |
15 | 515a12c |
hex | 375011a |
57999642 has 16 divisors (see below), whose sum is σ = 116074080. Its totient is φ = 19320752.
The previous prime is 57999619. The next prime is 57999661. The reversal of 57999642 is 24699975.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15793 + ... + 19115.
It is an arithmetic number, because the mean of its divisors is an integer number (7254630).
Almost surely, 257999642 is an apocalyptic number.
57999642 is an abundant number, since it is smaller than the sum of its proper divisors (58074438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57999642 is a wasteful number, since it uses less digits than its factorization.
57999642 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6237.
The product of its digits is 1224720, while the sum is 51.
The square root of 57999642 is about 7615.7496019762. The cubic root of 57999642 is about 387.0868676394.
The spelling of 57999642 in words is "fifty-seven million, nine hundred ninety-nine thousand, six hundred forty-two".
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