Base | Representation |
---|---|
bin | 11010000010011010010001… |
… | …01010111111110110110011 |
3 | 21111201202102121210111122202 |
4 | 31001031020222333312303 |
5 | 30001101203113113011 |
6 | 321435411023453415 |
7 | 15026466306636560 |
oct | 1501151052776663 |
9 | 244652377714582 |
10 | 57257428254131 |
11 | 17275814607986 |
12 | 6508a58a5726b |
13 | 25c4477068121 |
14 | 101d3baa09867 |
15 | 6945e538723b |
hex | 341348abfdb3 |
57257428254131 has 8 divisors (see below), whose sum is σ = 65498735762784. Its totient is φ = 49031539470720.
The previous prime is 57257428254127. The next prime is 57257428254193. The reversal of 57257428254131 is 13145282475275.
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 57257428254131 - 22 = 57257428254127 is a prime.
It is a super-2 number, since 2×572574282541312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57257428254331) 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, 3854673350 + ... + 3854688203.
It is an arithmetic number, because the mean of its divisors is an integer number (8187341970348).
Almost surely, 257257428254131 is an apocalyptic number.
57257428254131 is a deficient number, since it is larger than the sum of its proper divisors (8241307508653).
57257428254131 is a wasteful number, since it uses less digits than its factorization.
57257428254131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7709362621.
The product of its digits is 18816000, while the sum is 56.
The spelling of 57257428254131 in words is "fifty-seven trillion, two hundred fifty-seven billion, four hundred twenty-eight million, two hundred fifty-four thousand, one hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •