Base | Representation |
---|---|
bin | 11010001000010101… |
… | …011110010001100000 |
3 | 2200102100110002111122 |
4 | 122020111132101200 |
5 | 424430111243201 |
6 | 20520025431412 |
7 | 2012165464001 |
oct | 321025362140 |
9 | 80370402448 |
10 | 28057134176 |
11 | 109985801a5 |
12 | 553033b568 |
13 | 2851a03456 |
14 | 15023c31a8 |
15 | ae329ee1b |
hex | 68855e460 |
28057134176 has 48 divisors (see below), whose sum is σ = 55572804000. Its totient is φ = 13943559168.
The previous prime is 28057134137. The next prime is 28057134191. The reversal of 28057134176 is 67143175082.
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, 8741660 + ... + 8744868.
It is an arithmetic number, because the mean of its divisors is an integer number (1157766750).
Almost surely, 228057134176 is an apocalyptic number.
It is an amenable number.
28057134176 is a deficient number, since it is larger than the sum of its proper divisors (27515669824).
28057134176 is a wasteful number, since it uses less digits than its factorization.
28057134176 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4791 (or 4783 counting only the distinct ones).
The product of its (nonzero) digits is 282240, while the sum is 44.
The spelling of 28057134176 in words is "twenty-eight billion, fifty-seven million, one hundred thirty-four thousand, one hundred seventy-six".
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