Base | Representation |
---|---|
bin | 1100110111111… |
… | …1000100001001 |
3 | 10202121101002202 |
4 | 3031333010021 |
5 | 102310412313 |
6 | 5205205545 |
7 | 1223655041 |
oct | 315770411 |
9 | 122541082 |
10 | 53997833 |
11 | 2853140a |
12 | 161008b5 |
13 | b257ca6 |
14 | 7258721 |
15 | 4b19558 |
hex | 337f109 |
53997833 has 2 divisors, whose sum is σ = 53997834. Its totient is φ = 53997832.
The previous prime is 53997781. The next prime is 53997883. The reversal of 53997833 is 33879935.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 33085504 + 20912329 = 5752^2 + 4573^2 .
It is a cyclic number.
It is not a de Polignac number, because 53997833 - 216 = 53932297 is a prime.
It is not a weakly prime, because it can be changed into another prime (53997883) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26998916 + 26998917.
It is an arithmetic number, because the mean of its divisors is an integer number (26998917).
Almost surely, 253997833 is an apocalyptic number.
It is an amenable number.
53997833 is a deficient number, since it is larger than the sum of its proper divisors (1).
53997833 is an equidigital number, since it uses as much as digits as its factorization.
53997833 is an evil number, because the sum of its binary digits is even.
The product of its digits is 612360, while the sum is 47.
The square root of 53997833 is about 7348.3217811960. The cubic root of 53997833 is about 377.9712588843.
The spelling of 53997833 in words is "fifty-three million, nine hundred ninety-seven thousand, eight hundred thirty-three".
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