Base | Representation |
---|---|
bin | 110010010001111011… |
… | …011110110010010000 |
3 | 12011100111202022010220 |
4 | 302101323132302100 |
5 | 1341031400141324 |
6 | 40445055553040 |
7 | 3620604356025 |
oct | 622173366220 |
9 | 164314668126 |
10 | 53987896464 |
11 | 2099483a757 |
12 | a56852b780 |
13 | 5125014288 |
14 | 288221354c |
15 | 160ea28b79 |
hex | c91edec90 |
53987896464 has 80 divisors (see below), whose sum is σ = 140669306112. Its totient is φ = 17841567744.
The previous prime is 53987896453. The next prime is 53987896477. The reversal of 53987896464 is 46469878935.
53987896464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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, 3481432 + ... + 3496904.
Almost surely, 253987896464 is an apocalyptic number.
It is an amenable number.
53987896464 is an abundant number, since it is smaller than the sum of its proper divisors (86681409648).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
53987896464 is a wasteful number, since it uses less digits than its factorization.
53987896464 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16104 (or 16098 counting only the distinct ones).
The product of its digits is 313528320, while the sum is 69.
The spelling of 53987896464 in words is "fifty-three billion, nine hundred eighty-seven million, eight hundred ninety-six thousand, four hundred sixty-four".
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