Base | Representation |
---|---|
bin | 11001001110000111… |
… | …00101101110100111 |
3 | 1021221122012002211112 |
4 | 30213003211232213 |
5 | 210212234414104 |
6 | 10115324255235 |
7 | 656352261311 |
oct | 144703455647 |
9 | 37848162745 |
10 | 13540154279 |
11 | 5819078353 |
12 | 275a6a151b |
13 | 137a275912 |
14 | 9263b47b1 |
15 | 543a9c86e |
hex | 3270e5ba7 |
13540154279 has 2 divisors, whose sum is σ = 13540154280. Its totient is φ = 13540154278.
The previous prime is 13540154249. The next prime is 13540154293. The reversal of 13540154279 is 97245104531.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13540154279 - 220 = 13539105703 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13540154209) 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, 6770077139 + 6770077140.
It is an arithmetic number, because the mean of its divisors is an integer number (6770077140).
Almost surely, 213540154279 is an apocalyptic number.
13540154279 is a deficient number, since it is larger than the sum of its proper divisors (1).
13540154279 is an equidigital number, since it uses as much as digits as its factorization.
13540154279 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 151200, while the sum is 41.
The spelling of 13540154279 in words is "thirteen billion, five hundred forty million, one hundred fifty-four thousand, two hundred seventy-nine".
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