Base | Representation |
---|---|
bin | 11001001010111010… |
… | …10011100100000011 |
3 | 1021212202201212012001 |
4 | 30211131103210003 |
5 | 210133403404222 |
6 | 10112525444431 |
7 | 655605335113 |
oct | 144535234403 |
9 | 37782655161 |
10 | 13513341187 |
11 | 5804a24275 |
12 | 2751710717 |
13 | 1374848398 |
14 | 9229d5043 |
15 | 541552e27 |
hex | 325753903 |
13513341187 has 2 divisors, whose sum is σ = 13513341188. Its totient is φ = 13513341186.
The previous prime is 13513341173. The next prime is 13513341203. The reversal of 13513341187 is 78114331531.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13513341187 - 219 = 13512816899 is a prime.
It is a super-2 number, since 2×135133411872 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (13513348187) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6756670593 + 6756670594.
It is an arithmetic number, because the mean of its divisors is an integer number (6756670594).
Almost surely, 213513341187 is an apocalyptic number.
13513341187 is a deficient number, since it is larger than the sum of its proper divisors (1).
13513341187 is an equidigital number, since it uses as much as digits as its factorization.
13513341187 is an evil number, because the sum of its binary digits is even.
The product of its digits is 30240, while the sum is 37.
The spelling of 13513341187 in words is "thirteen billion, five hundred thirteen million, three hundred forty-one thousand, one hundred eighty-seven".
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