Base | Representation |
---|---|
bin | 110101110001000010… |
… | …110011011010100101 |
3 | 12112000101022112021102 |
4 | 311301002303122211 |
5 | 1421213132311031 |
6 | 42304334325445 |
7 | 4112426360231 |
oct | 656102633245 |
9 | 175011275242 |
10 | 57731135141 |
11 | 225357a2339 |
12 | b232059885 |
13 | 55a06968c4 |
14 | 2b1940b5c1 |
15 | 177d4817cb |
hex | d710b36a5 |
57731135141 has 4 divisors (see below), whose sum is σ = 57732627852. Its totient is φ = 57729642432.
The previous prime is 57731134963. The next prime is 57731135191. The reversal of 57731135141 is 14153113775.
57731135141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 55013702500 + 2717432641 = 234550^2 + 52129^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57731135141 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 57731135095 and 57731135104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57731135191) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 686756 + ... + 766221.
It is an arithmetic number, because the mean of its divisors is an integer number (14433156963).
Almost surely, 257731135141 is an apocalyptic number.
It is an amenable number.
57731135141 is a deficient number, since it is larger than the sum of its proper divisors (1492711).
57731135141 is a wasteful number, since it uses less digits than its factorization.
57731135141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1492710.
The product of its digits is 44100, while the sum is 38.
The spelling of 57731135141 in words is "fifty-seven billion, seven hundred thirty-one million, one hundred thirty-five thousand, one hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •