Base | Representation |
---|---|
bin | 11000011101100101… |
… | …00000011110101001 |
3 | 1020220021002200220122 |
4 | 30032302200132221 |
5 | 203344023220040 |
6 | 10011102133025 |
7 | 643306566134 |
oct | 141662403651 |
9 | 36807080818 |
10 | 13133023145 |
11 | 562a281740 |
12 | 2666281175 |
13 | 1313b08518 |
14 | 8c82b521b |
15 | 51ce7b1b5 |
hex | 30eca07a9 |
13133023145 has 16 divisors (see below), whose sum is σ = 17194714560. Its totient is φ = 9549960000.
The previous prime is 13133023133. The next prime is 13133023151. The reversal of 13133023145 is 54132033131.
It is not a de Polignac number, because 13133023145 - 230 = 12059281321 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 566186 + ... + 588924.
It is an arithmetic number, because the mean of its divisors is an integer number (1074669660).
Almost surely, 213133023145 is an apocalyptic number.
It is an amenable number.
13133023145 is a deficient number, since it is larger than the sum of its proper divisors (4061691415).
13133023145 is a wasteful number, since it uses less digits than its factorization.
13133023145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33256.
The product of its (nonzero) digits is 3240, while the sum is 26.
Adding to 13133023145 its reverse (54132033131), we get a palindrome (67265056276).
The spelling of 13133023145 in words is "thirteen billion, one hundred thirty-three million, twenty-three thousand, one hundred forty-five".
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