Base | Representation |
---|---|
bin | 1101100110010… |
… | …1101010101001 |
3 | 10222022220112011 |
4 | 3121211222221 |
5 | 104100231104 |
6 | 5354315521 |
7 | 1261554001 |
oct | 331455251 |
9 | 128286464 |
10 | 57039529 |
11 | 2a219708 |
12 | 17128ba1 |
13 | ba81601 |
14 | 780b001 |
15 | 501a904 |
hex | 3665aa9 |
57039529 has 4 divisors (see below), whose sum is σ = 58253184. Its totient is φ = 55825876.
The previous prime is 57039527. The next prime is 57039547. The reversal of 57039529 is 92593075.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 57039529 - 21 = 57039527 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57039491 and 57039500.
It is not an unprimeable number, because it can be changed into a prime (57039527) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606757 + ... + 606850.
It is an arithmetic number, because the mean of its divisors is an integer number (14563296).
Almost surely, 257039529 is an apocalyptic number.
It is an amenable number.
57039529 is a deficient number, since it is larger than the sum of its proper divisors (1213655).
57039529 is a wasteful number, since it uses less digits than its factorization.
57039529 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1213654.
The product of its (nonzero) digits is 85050, while the sum is 40.
The square root of 57039529 is about 7552.4518535374. The cubic root of 57039529 is about 384.9390559630.
The spelling of 57039529 in words is "fifty-seven million, thirty-nine thousand, five hundred twenty-nine".
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