Base | Representation |
---|---|
bin | 1101110100110… |
… | …0010010010011 |
3 | 11001002220022000 |
4 | 3131030102103 |
5 | 104320443042 |
6 | 5430445043 |
7 | 1302566664 |
oct | 335142223 |
9 | 131086260 |
10 | 57984147 |
11 | 2a804391 |
12 | 17503783 |
13 | c022560 |
14 | 79b536b |
15 | 515574c |
hex | 374c493 |
57984147 has 32 divisors (see below), whose sum is σ = 93038400. Its totient is φ = 35479296.
The previous prime is 57984131. The next prime is 57984149. The reversal of 57984147 is 74148975.
It is a happy number.
57984147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 57984147 - 24 = 57984131 is a prime.
It is a super-2 number, since 2×579841472 = 6724322606635218, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (57984149) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81429 + ... + 82137.
It is an arithmetic number, because the mean of its divisors is an integer number (2907450).
Almost surely, 257984147 is an apocalyptic number.
57984147 is a deficient number, since it is larger than the sum of its proper divisors (35054253).
57984147 is a wasteful number, since it uses less digits than its factorization.
57984147 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 964 (or 958 counting only the distinct ones).
The product of its digits is 282240, while the sum is 45.
The square root of 57984147 is about 7614.7322342943. The cubic root of 57984147 is about 387.0523936035.
The spelling of 57984147 in words is "fifty-seven million, nine hundred eighty-four thousand, one hundred forty-seven".
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