Base | Representation |
---|---|
bin | 110101010011001111… |
… | …011010101110101110 |
3 | 12110201112110101212221 |
4 | 311103033122232232 |
5 | 1414202132003142 |
6 | 42142553345554 |
7 | 4064145353032 |
oct | 652317325656 |
9 | 173645411787 |
10 | 57231125422 |
11 | 222a9529669 |
12 | b1127082ba |
13 | 5520c0a273 |
14 | 2aacc521c2 |
15 | 174e615767 |
hex | d533dabae |
57231125422 has 4 divisors (see below), whose sum is σ = 85846688136. Its totient is φ = 28615562710.
The previous prime is 57231125383. The next prime is 57231125429. The reversal of 57231125422 is 22452113275.
It is a semiprime because it is the product of two primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57231125429) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14307781354 + ... + 14307781357.
It is an arithmetic number, because the mean of its divisors is an integer number (21461672034).
Almost surely, 257231125422 is an apocalyptic number.
57231125422 is a deficient number, since it is larger than the sum of its proper divisors (28615562714).
57231125422 is a wasteful number, since it uses less digits than its factorization.
57231125422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28615562713.
The product of its digits is 33600, while the sum is 34.
Adding to 57231125422 its reverse (22452113275), we get a palindrome (79683238697).
The spelling of 57231125422 in words is "fifty-seven billion, two hundred thirty-one million, one hundred twenty-five thousand, four hundred twenty-two".
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