Base | Representation |
---|---|
bin | 1101101000100… |
… | …1010010001110 |
3 | 10222121022122121 |
4 | 3122021102032 |
5 | 104114413142 |
6 | 5401403154 |
7 | 1263032230 |
oct | 332112216 |
9 | 128538577 |
10 | 57185422 |
11 | 2a309288 |
12 | 171994ba |
13 | bb02b38 |
14 | 7848250 |
15 | 5048c67 |
hex | 368948e |
57185422 has 16 divisors (see below), whose sum is σ = 98465760. Its totient is φ = 24399648.
The previous prime is 57185389. The next prime is 57185489. The reversal of 57185422 is 22458175.
It is a happy number.
It is a super-3 number, since 3×571854223 (a number of 24 digits) contains 333 as substring.
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, 5713 + ... + 12124.
It is an arithmetic number, because the mean of its divisors is an integer number (6154110).
Almost surely, 257185422 is an apocalyptic number.
57185422 is a deficient number, since it is larger than the sum of its proper divisors (41280338).
57185422 is a wasteful number, since it uses less digits than its factorization.
57185422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18075.
The product of its digits is 22400, while the sum is 34.
The square root of 57185422 is about 7562.1043367571. The cubic root of 57185422 is about 385.2669694968.
The spelling of 57185422 in words is "fifty-seven million, one hundred eighty-five thousand, four hundred twenty-two".
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