Base | Representation |
---|---|
bin | 110101100101110000… |
… | …101100100010001100 |
3 | 12111112012010021202210 |
4 | 311211300230202030 |
5 | 1420321202321423 |
6 | 42233453150420 |
7 | 4104640363344 |
oct | 654560544214 |
9 | 174465107683 |
10 | 57541838988 |
11 | 22448960337 |
12 | b19a78b410 |
13 | 55703b964a |
14 | 2adc213d24 |
15 | 176ba3db93 |
hex | d65c2c88c |
57541838988 has 12 divisors (see below), whose sum is σ = 134264291000. Its totient is φ = 19180612992.
The previous prime is 57541838953. The next prime is 57541839031. The reversal of 57541838988 is 88983814575.
It is a tau number, because it is divible by the number of its divisors (12).
It is a super-2 number, since 2×575418389882 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2397576613 + ... + 2397576636.
Almost surely, 257541838988 is an apocalyptic number.
It is an amenable number.
57541838988 is an abundant number, since it is smaller than the sum of its proper divisors (76722452012).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57541838988 is a wasteful number, since it uses less digits than its factorization.
57541838988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4795153256 (or 4795153254 counting only the distinct ones).
The product of its digits is 77414400, while the sum is 66.
The spelling of 57541838988 in words is "fifty-seven billion, five hundred forty-one million, eight hundred thirty-eight thousand, nine hundred eighty-eight".
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