Base | Representation |
---|---|
bin | 110101111010001110… |
… | …110010100110100101 |
3 | 12112102010100111221221 |
4 | 311322032302212211 |
5 | 1422022112204420 |
6 | 42331522140341 |
7 | 4116310461235 |
oct | 657216624645 |
9 | 175363314857 |
10 | 57885272485 |
11 | 226047aaa77 |
12 | b2757b16b1 |
13 | 55c65b3a31 |
14 | 2b31a91cc5 |
15 | 178bc7bcaa |
hex | d7a3b29a5 |
57885272485 has 16 divisors (see below), whose sum is σ = 70228944000. Its totient is φ = 45798590656.
The previous prime is 57885272483. The next prime is 57885272503. The reversal of 57885272485 is 58427258875.
It is a cyclic number.
It is not a de Polignac number, because 57885272485 - 21 = 57885272483 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57885272483) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 230151 + ... + 410779.
It is an arithmetic number, because the mean of its divisors is an integer number (4389309000).
Almost surely, 257885272485 is an apocalyptic number.
It is an amenable number.
57885272485 is a deficient number, since it is larger than the sum of its proper divisors (12343671515).
57885272485 is a wasteful number, since it uses less digits than its factorization.
57885272485 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 181340.
The product of its digits is 50176000, while the sum is 61.
The spelling of 57885272485 in words is "fifty-seven billion, eight hundred eighty-five million, two hundred seventy-two thousand, four hundred eighty-five".
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