Base | Representation |
---|---|
bin | 110101100011011111… |
… | …010111101100110100 |
3 | 12111102112102210120211 |
4 | 311203133113230310 |
5 | 1420231424232042 |
6 | 42230012435204 |
7 | 4103665514560 |
oct | 654337275464 |
9 | 174375383524 |
10 | 57503742772 |
11 | 22429400063 |
12 | b189a78b04 |
13 | 556553b4c8 |
14 | 2ad71386a0 |
15 | 1768516017 |
hex | d637d7b34 |
57503742772 has 48 divisors (see below), whose sum is σ = 117006664320. Its totient is φ = 24216423552.
The previous prime is 57503742761. The next prime is 57503742781. The reversal of 57503742772 is 27724730575.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4812918 + ... + 4824850.
It is an arithmetic number, because the mean of its divisors is an integer number (2437638840).
Almost surely, 257503742772 is an apocalyptic number.
It is an amenable number.
57503742772 is an abundant number, since it is smaller than the sum of its proper divisors (59502921548).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57503742772 is a wasteful number, since it uses less digits than its factorization.
57503742772 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14920 (or 14918 counting only the distinct ones).
The product of its (nonzero) digits is 2881200, while the sum is 49.
The spelling of 57503742772 in words is "fifty-seven billion, five hundred three million, seven hundred forty-two thousand, seven hundred seventy-two".
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