Base | Representation |
---|---|
bin | 110101010100001101… |
… | …110010010000110111 |
3 | 12110202200020000221100 |
4 | 311110031302100313 |
5 | 1414220323142433 |
6 | 42144340021143 |
7 | 4064434335504 |
oct | 652415622067 |
9 | 173680200840 |
10 | 57247474743 |
11 | 223077860a8 |
12 | b1180917b3 |
13 | 5524412b14 |
14 | 2ab10aa4ab |
15 | 1750c94b13 |
hex | d54372437 |
57247474743 has 24 divisors (see below), whose sum is σ = 86297878368. Its totient is φ = 36500631552.
The previous prime is 57247474693. The next prime is 57247474763. The reversal of 57247474743 is 34747474275.
57247474743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 57247474743 - 29 = 57247474231 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57247474743.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57247474763) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2026371 + ... + 2054427.
It is an arithmetic number, because the mean of its divisors is an integer number (3595744932).
Almost surely, 257247474743 is an apocalyptic number.
57247474743 is a deficient number, since it is larger than the sum of its proper divisors (29050403625).
57247474743 is a wasteful number, since it uses less digits than its factorization.
57247474743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37943 (or 37940 counting only the distinct ones).
The product of its digits is 18439680, while the sum is 54.
The spelling of 57247474743 in words is "fifty-seven billion, two hundred forty-seven million, four hundred seventy-four thousand, seven hundred forty-three".
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