Base | Representation |
---|---|
bin | 1101110100101… |
… | …1001000011111 |
3 | 11001002122211001 |
4 | 3131023020133 |
5 | 104320320143 |
6 | 5430411131 |
7 | 1302550135 |
oct | 335131037 |
9 | 131078731 |
10 | 57979423 |
11 | 2a800887 |
12 | 17500aa7 |
13 | c020368 |
14 | 79b3755 |
15 | 515414d |
hex | 374b21f |
57979423 has 2 divisors, whose sum is σ = 57979424. Its totient is φ = 57979422.
The previous prime is 57979417. The next prime is 57979433. The reversal of 57979423 is 32497975.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 57979423 - 29 = 57978911 is a prime.
It is a super-2 number, since 2×579794232 = 6723226982825858, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (57979433) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28989711 + 28989712.
It is an arithmetic number, because the mean of its divisors is an integer number (28989712).
Almost surely, 257979423 is an apocalyptic number.
57979423 is a deficient number, since it is larger than the sum of its proper divisors (1).
57979423 is an equidigital number, since it uses as much as digits as its factorization.
57979423 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 476280, while the sum is 46.
The square root of 57979423 is about 7614.4220397874. The cubic root of 57979423 is about 387.0418821950.
The spelling of 57979423 in words is "fifty-seven million, nine hundred seventy-nine thousand, four hundred twenty-three".
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