Base | Representation |
---|---|
bin | 1101100101100… |
… | …0100101001110 |
3 | 10222020012000011 |
4 | 3121120211032 |
5 | 104042022214 |
6 | 5353223434 |
7 | 1261241515 |
oct | 331304516 |
9 | 128205004 |
10 | 56985934 |
11 | 2a192415 |
12 | 17101b7a |
13 | ba630b5 |
14 | 77d567c |
15 | 5009ac4 |
hex | 365894e |
56985934 has 4 divisors (see below), whose sum is σ = 85478904. Its totient is φ = 28492966.
The previous prime is 56985931. The next prime is 56985937. The reversal of 56985934 is 43958965.
56985934 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43958965 = 5 ⋅8791793.
It is an interprime number because it is at equal distance from previous prime (56985931) and next prime (56985937).
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56985931) 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 as a sum of consecutive naturals, namely, 14246482 + ... + 14246485.
It is an arithmetic number, because the mean of its divisors is an integer number (21369726).
Almost surely, 256985934 is an apocalyptic number.
56985934 is a deficient number, since it is larger than the sum of its proper divisors (28492970).
56985934 is a wasteful number, since it uses less digits than its factorization.
56985934 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28492969.
The product of its digits is 1166400, while the sum is 49.
The square root of 56985934 is about 7548.9028341872. The cubic root of 56985934 is about 384.8184537883.
The spelling of 56985934 in words is "fifty-six million, nine hundred eighty-five thousand, nine hundred thirty-four".
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