Base | Representation |
---|---|
bin | 1101110000011… |
… | …0100001111110 |
3 | 11000120101100220 |
4 | 3130012201332 |
5 | 104232322210 |
6 | 5420402210 |
7 | 1300266666 |
oct | 334064176 |
9 | 130511326 |
10 | 57698430 |
11 | 2a629759 |
12 | 173a6366 |
13 | bc524aa |
14 | 793d1a6 |
15 | 50eac70 |
hex | 370687e |
57698430 has 16 divisors (see below), whose sum is σ = 138476304. Its totient is φ = 15386240.
The previous prime is 57698423. The next prime is 57698447. The reversal of 57698430 is 3489675.
It is a happy 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, 961611 + ... + 961670.
It is an arithmetic number, because the mean of its divisors is an integer number (8654769).
Almost surely, 257698430 is an apocalyptic number.
57698430 is an abundant number, since it is smaller than the sum of its proper divisors (80777874).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57698430 is a wasteful number, since it uses less digits than its factorization.
57698430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1923291.
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 57698430 is about 7595.9482620671. The cubic root of 57698430 is about 386.4156127285.
The spelling of 57698430 in words is "fifty-seven million, six hundred ninety-eight thousand, four hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •