Base | Representation |
---|---|
bin | 11000101100000001… |
… | …00110001110111011 |
3 | 1021012201000221122201 |
4 | 30112000212032323 |
5 | 204121031012433 |
6 | 10031110331031 |
7 | 646310322565 |
oct | 142600461673 |
9 | 37181027581 |
10 | 13254157243 |
11 | 5691698568 |
12 | 269a959a77 |
13 | 1332c3b6c2 |
14 | 8da408335 |
15 | 528907a7d |
hex | 3160263bb |
13254157243 has 2 divisors, whose sum is σ = 13254157244. Its totient is φ = 13254157242.
The previous prime is 13254157183. The next prime is 13254157271. The reversal of 13254157243 is 34275145231.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 13254157243 - 29 = 13254156731 is a prime.
It is a super-2 number, since 2×132541572432 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (13254157843) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6627078621 + 6627078622.
It is an arithmetic number, because the mean of its divisors is an integer number (6627078622).
Almost surely, 213254157243 is an apocalyptic number.
13254157243 is a deficient number, since it is larger than the sum of its proper divisors (1).
13254157243 is an equidigital number, since it uses as much as digits as its factorization.
13254157243 is an evil number, because the sum of its binary digits is even.
The product of its digits is 100800, while the sum is 37.
The spelling of 13254157243 in words is "thirteen billion, two hundred fifty-four million, one hundred fifty-seven thousand, two hundred forty-three".
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