Base | Representation |
---|---|
bin | 110011001001000110… |
… | …101110000110111101 |
3 | 12020202000121101112022 |
4 | 303021012232012331 |
5 | 1344430334332233 |
6 | 41121004445525 |
7 | 3652544545064 |
oct | 631106560675 |
9 | 166660541468 |
10 | 54913589693 |
11 | 2131a320786 |
12 | a7865498a5 |
13 | 5241a35551 |
14 | 292d13b1db |
15 | 1665e2d398 |
hex | cc91ae1bd |
54913589693 has 2 divisors, whose sum is σ = 54913589694. Its totient is φ = 54913589692.
The previous prime is 54913589683. The next prime is 54913589719. The reversal of 54913589693 is 39698531945.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 34483747204 + 20429842489 = 185698^2 + 142933^2 .
It is a cyclic number.
It is not a de Polignac number, because 54913589693 - 26 = 54913589629 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54913589683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27456794846 + 27456794847.
It is an arithmetic number, because the mean of its divisors is an integer number (27456794847).
Almost surely, 254913589693 is an apocalyptic number.
It is an amenable number.
54913589693 is a deficient number, since it is larger than the sum of its proper divisors (1).
54913589693 is an equidigital number, since it uses as much as digits as its factorization.
54913589693 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 31492800, while the sum is 62.
The spelling of 54913589693 in words is "fifty-four billion, nine hundred thirteen million, five hundred eighty-nine thousand, six hundred ninety-three".
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