Base | Representation |
---|---|
bin | 1100110111111… |
… | …0100110010011 |
3 | 10202121021111000 |
4 | 3031332212103 |
5 | 102310332143 |
6 | 5205153043 |
7 | 1223646342 |
oct | 315764623 |
9 | 122537430 |
10 | 53995923 |
11 | 2852aa33 |
12 | 160bb783 |
13 | b257167 |
14 | 7257b59 |
15 | 4b18bd3 |
hex | 337e993 |
53995923 has 32 divisors (see below), whose sum is σ = 82555200. Its totient is φ = 34864128.
The previous prime is 53995901. The next prime is 53995933. The reversal of 53995923 is 32959935.
53995923 is a `hidden beast` number, since 53 + 9 + 9 + 592 + 3 = 666.
It is not a de Polignac number, because 53995923 - 212 = 53991827 is a prime.
It is not an unprimeable number, because it can be changed into a prime (53995933) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 138613 + ... + 139001.
It is an arithmetic number, because the mean of its divisors is an integer number (2579850).
Almost surely, 253995923 is an apocalyptic number.
53995923 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
53995923 is a deficient number, since it is larger than the sum of its proper divisors (28559277).
53995923 is a wasteful number, since it uses less digits than its factorization.
53995923 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 548 (or 542 counting only the distinct ones).
The product of its digits is 328050, while the sum is 45.
The square root of 53995923 is about 7348.1918184000. The cubic root of 53995923 is about 377.9668023251.
The spelling of 53995923 in words is "fifty-three million, nine hundred ninety-five thousand, nine hundred twenty-three".
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