Base | Representation |
---|---|
bin | 11001001110101110… |
… | …11111011101111000 |
3 | 1021222000000011112101 |
4 | 30213113133131320 |
5 | 210220103342022 |
6 | 10120032153144 |
7 | 656444521021 |
oct | 144727373570 |
9 | 37860004471 |
10 | 13545371512 |
11 | 5821011112 |
12 | 27603987b4 |
13 | 137b38153a |
14 | 926d71c48 |
15 | 54427d627 |
hex | 3275df778 |
13545371512 has 16 divisors (see below), whose sum is σ = 25828039800. Its totient is φ = 6657894240.
The previous prime is 13545371479. The next prime is 13545371513. The reversal of 13545371512 is 21517354531.
It is a super-2 number, since 2×135453715122 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13545371513) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14348439 + ... + 14349382.
Almost surely, 213545371512 is an apocalyptic number.
It is an amenable number.
13545371512 is a deficient number, since it is larger than the sum of its proper divisors (12282668288).
13545371512 is a wasteful number, since it uses less digits than its factorization.
13545371512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28697886 (or 28697882 counting only the distinct ones).
The product of its digits is 63000, while the sum is 37.
The spelling of 13545371512 in words is "thirteen billion, five hundred forty-five million, three hundred seventy-one thousand, five hundred twelve".
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