Base | Representation |
---|---|
bin | 11000101100101111… |
… | …11110010111001100 |
3 | 1021020010120021220001 |
4 | 30112113332113030 |
5 | 204124113113023 |
6 | 10031445534044 |
7 | 646413365110 |
oct | 142627762714 |
9 | 37203507801 |
10 | 13260285388 |
11 | 56950a3749 |
12 | 26a0a14324 |
13 | 13342a5b1c |
14 | 8db161740 |
15 | 5292186ad |
hex | 3165fe5cc |
13260285388 has 24 divisors (see below), whose sum is σ = 26565783552. Its totient is φ = 5673291024.
The previous prime is 13260285373. The next prime is 13260285391. The reversal of 13260285388 is 88358206231.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386956 + ... + 419827.
It is an arithmetic number, because the mean of its divisors is an integer number (1106907648).
Almost surely, 213260285388 is an apocalyptic number.
It is an amenable number.
13260285388 is an abundant number, since it is smaller than the sum of its proper divisors (13305498164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13260285388 is a wasteful number, since it uses less digits than its factorization.
13260285388 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 807381 (or 807379 counting only the distinct ones).
The product of its (nonzero) digits is 552960, while the sum is 46.
The spelling of 13260285388 in words is "thirteen billion, two hundred sixty million, two hundred eighty-five thousand, three hundred eighty-eight".
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