Base | Representation |
---|---|
bin | 110001100010001111… |
… | …000000110000100000 |
3 | 12002021202001121122121 |
4 | 301202033000300200 |
5 | 1332412023204414 |
6 | 40233433114024 |
7 | 3562020034603 |
oct | 614217006040 |
9 | 162252047577 |
10 | 53187709984 |
11 | 20614091812 |
12 | a384558914 |
13 | 50282c7556 |
14 | 2807c3a33a |
15 | 15b4666724 |
hex | c623c0c20 |
53187709984 has 24 divisors (see below), whose sum is σ = 107148499920. Its totient is φ = 25975392576.
The previous prime is 53187709963. The next prime is 53187709997. The reversal of 53187709984 is 48990778135.
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, 19325554 + ... + 19328305.
It is an arithmetic number, because the mean of its divisors is an integer number (4464520830).
Almost surely, 253187709984 is an apocalyptic number.
It is an amenable number.
53187709984 is an abundant number, since it is smaller than the sum of its proper divisors (53960789936).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53187709984 is a wasteful number, since it uses less digits than its factorization.
53187709984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38653912 (or 38653904 counting only the distinct ones).
The product of its (nonzero) digits is 15240960, while the sum is 61.
The spelling of 53187709984 in words is "fifty-three billion, one hundred eighty-seven million, seven hundred nine thousand, nine hundred eighty-four".
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