Base | Representation |
---|---|
bin | 1101110000001… |
… | …1011111000101 |
3 | 11000112202020221 |
4 | 3130003133011 |
5 | 104231422312 |
6 | 5420224341 |
7 | 1300215430 |
oct | 334033705 |
9 | 130482227 |
10 | 57685957 |
11 | 2a62034a |
12 | 1739b0b1 |
13 | bc49904 |
14 | 7938817 |
15 | 50e7207 |
hex | 37037c5 |
57685957 has 8 divisors (see below), whose sum is σ = 69396800. Its totient is φ = 46842624.
The previous prime is 57685951. The next prime is 57685993. The reversal of 57685957 is 75958675.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57685957 - 23 = 57685949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57685951) 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, 216732 + ... + 216997.
It is an arithmetic number, because the mean of its divisors is an integer number (8674600).
Almost surely, 257685957 is an apocalyptic number.
It is an amenable number.
57685957 is a deficient number, since it is larger than the sum of its proper divisors (11710843).
57685957 is a wasteful number, since it uses less digits than its factorization.
57685957 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433755.
The product of its digits is 2646000, while the sum is 52.
The square root of 57685957 is about 7595.1271878751. The cubic root of 57685957 is about 386.3877661633.
The spelling of 57685957 in words is "fifty-seven million, six hundred eighty-five thousand, nine hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •