Base | Representation |
---|---|
bin | 11000011101010001… |
… | …01100111110000111 |
3 | 1020220002021010011022 |
4 | 30032220230332013 |
5 | 203342343442441 |
6 | 10010531101355 |
7 | 643246002464 |
oct | 141650547607 |
9 | 36802233138 |
10 | 13130452871 |
11 | 5628886648 |
12 | 266544185b |
13 | 1313418653 |
14 | 8c7c0666b |
15 | 51cb1e84b |
hex | 30ea2cf87 |
13130452871 has 2 divisors, whose sum is σ = 13130452872. Its totient is φ = 13130452870.
The previous prime is 13130452849. The next prime is 13130452897. The reversal of 13130452871 is 17825403131.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 13130452871 - 26 = 13130452807 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13130452801) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6565226435 + 6565226436.
It is an arithmetic number, because the mean of its divisors is an integer number (6565226436).
Almost surely, 213130452871 is an apocalyptic number.
13130452871 is a deficient number, since it is larger than the sum of its proper divisors (1).
13130452871 is an equidigital number, since it uses as much as digits as its factorization.
13130452871 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 20160, while the sum is 35.
The spelling of 13130452871 in words is "thirteen billion, one hundred thirty million, four hundred fifty-two thousand, eight hundred seventy-one".
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