Base | Representation |
---|---|
bin | 1101100101111… |
… | …1010011111001 |
3 | 10222021120211000 |
4 | 3121133103321 |
5 | 104043412442 |
6 | 5353555213 |
7 | 1261415052 |
oct | 331372371 |
9 | 128246730 |
10 | 57013497 |
11 | 2a2010a2 |
12 | 17115b09 |
13 | ba727c8 |
14 | 7801729 |
15 | 5012d4c |
hex | 365f4f9 |
57013497 has 16 divisors (see below), whose sum is σ = 85656960. Its totient is φ = 37472400.
The previous prime is 57013477. The next prime is 57013499. The reversal of 57013497 is 79431075.
It is a happy number.
It is not a de Polignac number, because 57013497 - 28 = 57013241 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57013499) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12954 + ... + 16787.
It is an arithmetic number, because the mean of its divisors is an integer number (5353560).
Almost surely, 257013497 is an apocalyptic number.
It is an amenable number.
57013497 is a deficient number, since it is larger than the sum of its proper divisors (28643463).
57013497 is a wasteful number, since it uses less digits than its factorization.
57013497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29821 (or 29815 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 57013497 is about 7550.7282430240. The cubic root of 57013497 is about 384.8804868823.
The spelling of 57013497 in words is "fifty-seven million, thirteen thousand, four hundred ninety-seven".
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