Base | Representation |
---|---|
bin | 110011100110001010… |
… | …100001111111010101 |
3 | 12021222222222220012200 |
4 | 303212022201333111 |
5 | 1401430142043033 |
6 | 41241222235113 |
7 | 4000614550206 |
oct | 634612417725 |
9 | 167888886180 |
10 | 55401127893 |
11 | 2154a546411 |
12 | a8a1885a99 |
13 | 52bba463a7 |
14 | 2977bab5ad |
15 | 1693b34013 |
hex | ce62a1fd5 |
55401127893 has 24 divisors (see below), whose sum is σ = 83591621568. Its totient is φ = 35290825152.
The previous prime is 55401127879. The next prime is 55401127933. The reversal of 55401127893 is 39872110455.
55401127893 is a `hidden beast` number, since 5 + 540 + 1 + 1 + 27 + 89 + 3 = 666.
It is not a de Polignac number, because 55401127893 - 212 = 55401123797 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55401127813) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54721 + ... + 337337.
It is an arithmetic number, because the mean of its divisors is an integer number (3482984232).
Almost surely, 255401127893 is an apocalyptic number.
It is an amenable number.
55401127893 is a deficient number, since it is larger than the sum of its proper divisors (28190493675).
55401127893 is a wasteful number, since it uses less digits than its factorization.
55401127893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 283593 (or 283590 counting only the distinct ones).
The product of its (nonzero) digits is 302400, while the sum is 45.
The spelling of 55401127893 in words is "fifty-five billion, four hundred one million, one hundred twenty-seven thousand, eight hundred ninety-three".
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