Base | Representation |
---|---|
bin | 11001001001001110… |
… | …10101111001101010 |
3 | 1021211210010011020200 |
4 | 30210213111321222 |
5 | 210121243214421 |
6 | 10111302333030 |
7 | 655344156414 |
oct | 144447257152 |
9 | 37753104220 |
10 | 13499194986 |
11 | 57a7a41aa2 |
12 | 2748a2a176 |
13 | 1371934554 |
14 | 920b919b4 |
15 | 5401ab726 |
hex | 3249d5e6a |
13499194986 has 12 divisors (see below), whose sum is σ = 29248255842. Its totient is φ = 4499731656.
The previous prime is 13499194957. The next prime is 13499194999. The reversal of 13499194986 is 68949199431.
13499194986 is a `hidden beast` number, since 13 + 49 + 91 + 9 + 498 + 6 = 666.
It can be written as a sum of positive squares in only one way, i.e., 12539744361 + 959450625 = 111981^2 + 30975^2 .
It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 374977621 + ... + 374977656.
Almost surely, 213499194986 is an apocalyptic number.
13499194986 is an abundant number, since it is smaller than the sum of its proper divisors (15749060856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13499194986 is a wasteful number, since it uses less digits than its factorization.
13499194986 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 749955285 (or 749955282 counting only the distinct ones).
The product of its digits is 15116544, while the sum is 63.
The spelling of 13499194986 in words is "thirteen billion, four hundred ninety-nine million, one hundred ninety-four thousand, nine hundred eighty-six".
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