Base | Representation |
---|---|
bin | 1101101100111… |
… | …1000010100110 |
3 | 11000010211120211 |
4 | 3123033002212 |
5 | 104203034032 |
6 | 5411450034 |
7 | 1265332231 |
oct | 333170246 |
9 | 130124524 |
10 | 57471142 |
11 | 2a493a13 |
12 | 172b691a |
13 | bba2bc1 |
14 | 78c0418 |
15 | 50a3747 |
hex | 36cf0a6 |
57471142 has 8 divisors (see below), whose sum is σ = 87095736. Its totient is φ = 28439232.
The previous prime is 57471107. The next prime is 57471151. The reversal of 57471142 is 24117475.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 147928 + ... + 148315.
It is an arithmetic number, because the mean of its divisors is an integer number (10886967).
Almost surely, 257471142 is an apocalyptic number.
57471142 is a deficient number, since it is larger than the sum of its proper divisors (29624594).
57471142 is a wasteful number, since it uses less digits than its factorization.
57471142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 296342.
The product of its digits is 7840, while the sum is 31.
The square root of 57471142 is about 7580.9723650730. The cubic root of 57471142 is about 385.9075503222.
It can be divided in two parts, 5747 and 1142, that added together give a square (6889 = 832).
The spelling of 57471142 in words is "fifty-seven million, four hundred seventy-one thousand, one hundred forty-two".
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