Base | Representation |
---|---|
bin | 11000101011111100… |
… | …01000111110010011 |
3 | 1021012122211020001211 |
4 | 30111332020332103 |
5 | 204120344404412 |
6 | 10031044440551 |
7 | 646302000622 |
oct | 142576107623 |
9 | 37178736054 |
10 | 13253513107 |
11 | 569129861a |
12 | 269a6a9157 |
13 | 1332a74463 |
14 | 8da2bb6b9 |
15 | 52882bca7 |
hex | 315f88f93 |
13253513107 has 2 divisors, whose sum is σ = 13253513108. Its totient is φ = 13253513106.
The previous prime is 13253513101. The next prime is 13253513171. The reversal of 13253513107 is 70131535231.
It is a happy number.
It is a weak prime.
It is an emirp because it is prime and its reverse (70131535231) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-13253513107 is a prime.
It is a super-3 number, since 3×132535131073 (a number of 31 digits) contains 333 as substring.
It is not a weakly prime, because it can be changed into another prime (13253513101) 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, 6626756553 + 6626756554.
It is an arithmetic number, because the mean of its divisors is an integer number (6626756554).
Almost surely, 213253513107 is an apocalyptic number.
13253513107 is a deficient number, since it is larger than the sum of its proper divisors (1).
13253513107 is an equidigital number, since it uses as much as digits as its factorization.
13253513107 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 9450, while the sum is 31.
The spelling of 13253513107 in words is "thirteen billion, two hundred fifty-three million, five hundred thirteen thousand, one hundred seven".
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