Base | Representation |
---|---|
bin | 1101100111110… |
… | …0100001010111 |
3 | 10222111122221100 |
4 | 3121330201113 |
5 | 104111230033 |
6 | 5400321143 |
7 | 1262423634 |
oct | 331744127 |
9 | 128448840 |
10 | 57133143 |
11 | 2a282a81 |
12 | 171731b3 |
13 | bab50c2 |
14 | 783318b |
15 | 5038513 |
hex | 367c857 |
57133143 has 12 divisors (see below), whose sum is σ = 84756568. Its totient is φ = 37059120.
The previous prime is 57133129. The next prime is 57133157. The reversal of 57133143 is 34133175.
It is an interprime number because it is at equal distance from previous prime (57133129) and next prime (57133157).
It is not a de Polignac number, because 57133143 - 26 = 57133079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57133163) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 85453 + ... + 86118.
Almost surely, 257133143 is an apocalyptic number.
57133143 is a deficient number, since it is larger than the sum of its proper divisors (27623425).
57133143 is a wasteful number, since it uses less digits than its factorization.
57133143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171614 (or 171611 counting only the distinct ones).
The product of its digits is 3780, while the sum is 27.
The square root of 57133143 is about 7558.6469027201. The cubic root of 57133143 is about 385.1495298180.
The spelling of 57133143 in words is "fifty-seven million, one hundred thirty-three thousand, one hundred forty-three".
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