Base | Representation |
---|---|
bin | 110010011100101010… |
… | …101000001000000101 |
3 | 12011211001200220200102 |
4 | 302130222220020011 |
5 | 1341414003341103 |
6 | 40515012453445 |
7 | 3625222431605 |
oct | 623452501005 |
9 | 164731626612 |
10 | 54168027653 |
11 | 20a77491a03 |
12 | a5b891a285 |
13 | 5153432a8c |
14 | 289c102c05 |
15 | 162075ae88 |
hex | c9caa8205 |
54168027653 has 2 divisors, whose sum is σ = 54168027654. Its totient is φ = 54168027652.
The previous prime is 54168027647. The next prime is 54168027671. The reversal of 54168027653 is 35672086145.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 48965723524 + 5202304129 = 221282^2 + 72127^2 .
It is a cyclic number.
It is not a de Polignac number, because 54168027653 - 226 = 54100918789 is a prime.
It is a super-3 number, since 3×541680276533 (a number of 33 digits) contains 333 as substring.
It is a Sophie Germain prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 54168027598 and 54168027607.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (54168027623) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27084013826 + 27084013827.
It is an arithmetic number, because the mean of its divisors is an integer number (27084013827).
Almost surely, 254168027653 is an apocalyptic number.
It is an amenable number.
54168027653 is a deficient number, since it is larger than the sum of its proper divisors (1).
54168027653 is an equidigital number, since it uses as much as digits as its factorization.
54168027653 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1209600, while the sum is 47.
The spelling of 54168027653 in words is "fifty-four billion, one hundred sixty-eight million, twenty-seven thousand, six hundred fifty-three".
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