Base | Representation |
---|---|
bin | 1101101100010… |
… | …1011001110111 |
3 | 11000001211102221 |
4 | 3123011121313 |
5 | 104200303141 |
6 | 5410543211 |
7 | 1265106163 |
oct | 333053167 |
9 | 130054387 |
10 | 57431671 |
11 | 2a4672a0 |
12 | 17297b07 |
13 | bb8ac4b |
14 | 78adca3 |
15 | 5096bd1 |
hex | 36c5677 |
57431671 has 8 divisors (see below), whose sum is σ = 62745984. Its totient is φ = 52132920.
The previous prime is 57431669. The next prime is 57431707. The reversal of 57431671 is 17613475.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57431671 - 21 = 57431669 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 (57431641) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4660 + ... + 11686.
It is an arithmetic number, because the mean of its divisors is an integer number (7843248).
Almost surely, 257431671 is an apocalyptic number.
57431671 is a deficient number, since it is larger than the sum of its proper divisors (5314313).
57431671 is a wasteful number, since it uses less digits than its factorization.
57431671 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7781.
The product of its digits is 17640, while the sum is 34.
The square root of 57431671 is about 7578.3686239190. The cubic root of 57431671 is about 385.8191833909.
The spelling of 57431671 in words is "fifty-seven million, four hundred thirty-one thousand, six hundred seventy-one".
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