Base | Representation |
---|---|
bin | 1101100101110… |
… | …0010010011000 |
3 | 10222020221211022 |
4 | 3121130102120 |
5 | 104043013422 |
6 | 5353422012 |
7 | 1261334000 |
oct | 331342230 |
9 | 128227738 |
10 | 57001112 |
11 | 2a1a2863 |
12 | 1710a908 |
13 | ba69c8c |
14 | 77db000 |
15 | 500e342 |
hex | 365c498 |
57001112 has 32 divisors (see below), whose sum is σ = 124644000. Its totient is φ = 24427872.
The previous prime is 57001093. The next prime is 57001117. The reversal of 57001112 is 21110075.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57001117) 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, 7643 + ... + 13130.
It is an arithmetic number, because the mean of its divisors is an integer number (3895125).
Almost surely, 257001112 is an apocalyptic number.
It is an amenable number.
57001112 is an abundant number, since it is smaller than the sum of its proper divisors (67642888).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57001112 is a wasteful number, since it uses less digits than its factorization.
57001112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20800 (or 20782 counting only the distinct ones).
The product of its (nonzero) digits is 70, while the sum is 17.
The square root of 57001112 is about 7549.9080789106. The cubic root of 57001112 is about 384.8526157624.
Adding to 57001112 its reverse (21110075), we get a palindrome (78111187).
The spelling of 57001112 in words is "fifty-seven million, one thousand, one hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •