Base | Representation |
---|---|
bin | 1101101101010… |
… | …0001001111101 |
3 | 11000011220022210 |
4 | 3123110021331 |
5 | 104204221333 |
6 | 5412131033 |
7 | 1265450301 |
oct | 333241175 |
9 | 130156283 |
10 | 57492093 |
11 | 2a4a872a |
12 | 17306a79 |
13 | bbac5b9 |
14 | 78c7d01 |
15 | 50a9a63 |
hex | 36d427d |
57492093 has 4 divisors (see below), whose sum is σ = 76656128. Its totient is φ = 38328060.
The previous prime is 57492089. The next prime is 57492133. The reversal of 57492093 is 39029475.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 57492093 - 22 = 57492089 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57492293) 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, 9582013 + ... + 9582018.
It is an arithmetic number, because the mean of its divisors is an integer number (19164032).
Almost surely, 257492093 is an apocalyptic number.
It is an amenable number.
57492093 is a deficient number, since it is larger than the sum of its proper divisors (19164035).
57492093 is a wasteful number, since it uses less digits than its factorization.
57492093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19164034.
The product of its (nonzero) digits is 68040, while the sum is 39.
The square root of 57492093 is about 7582.3540539861. The cubic root of 57492093 is about 385.9544385896.
The spelling of 57492093 in words is "fifty-seven million, four hundred ninety-two thousand, ninety-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •