Base | Representation |
---|---|
bin | 11001111011110101001111… |
… | …00100000100110010001101 |
3 | 21110221010222102022110101010 |
4 | 30331322213210010302031 |
5 | 24433400240033230031 |
6 | 321143505115235433 |
7 | 15004244636022600 |
oct | 1475724744046215 |
9 | 243833872273333 |
10 | 57031387008141 |
11 | 1719896a185187 |
12 | 6491094148b79 |
13 | 25a9062893870 |
14 | 1012496178337 |
15 | 68d7b5b13246 |
hex | 33dea7904c8d |
57031387008141 has 48 divisors (see below), whose sum is σ = 95262738595584. Its totient is φ = 30082009620096.
The previous prime is 57031387008133. The next prime is 57031387008163. The reversal of 57031387008141 is 14180078313075.
It is not a de Polignac number, because 57031387008141 - 23 = 57031387008133 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57031387008041) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 141589356 + ... + 141991578.
It is an arithmetic number, because the mean of its divisors is an integer number (1984640387408).
Almost surely, 257031387008141 is an apocalyptic number.
It is an amenable number.
57031387008141 is a deficient number, since it is larger than the sum of its proper divisors (38231351587443).
57031387008141 is a wasteful number, since it uses less digits than its factorization.
57031387008141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 476450 (or 476443 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 48.
The spelling of 57031387008141 in words is "fifty-seven trillion, thirty-one billion, three hundred eighty-seven million, eight thousand, one hundred forty-one".
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