Base | Representation |
---|---|
bin | 1101101101110… |
… | …1100110111110 |
3 | 11000020212102220 |
4 | 3123131212332 |
5 | 104211441224 |
6 | 5413030210 |
7 | 1266001215 |
oct | 333354676 |
9 | 130225386 |
10 | 57530814 |
11 | 2a524830 |
12 | 17325366 |
13 | bbc4103 |
14 | 78d807c |
15 | 50b6279 |
hex | 36dd9be |
57530814 has 16 divisors (see below), whose sum is σ = 125521920. Its totient is φ = 17433560.
The previous prime is 57530807. The next prime is 57530857. The reversal of 57530814 is 41803575.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 435774 + ... + 435905.
It is an arithmetic number, because the mean of its divisors is an integer number (7845120).
Almost surely, 257530814 is an apocalyptic number.
57530814 is an abundant number, since it is smaller than the sum of its proper divisors (67991106).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57530814 is a wasteful number, since it uses less digits than its factorization.
57530814 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 871695.
The product of its (nonzero) digits is 16800, while the sum is 33.
The square root of 57530814 is about 7584.9069869050. The cubic root of 57530814 is about 386.0410660847.
The spelling of 57530814 in words is "fifty-seven million, five hundred thirty thousand, eight hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •