Base | Representation |
---|---|
bin | 11000011111110010… |
… | …11100110010011010 |
3 | 1020221120002112100022 |
4 | 30033321130302122 |
5 | 203413303322000 |
6 | 10013004510442 |
7 | 643623633116 |
oct | 141771346232 |
9 | 36846075308 |
10 | 13151620250 |
11 | 5639823a4a |
12 | 267054b422 |
13 | 131791a222 |
14 | 8ca956746 |
15 | 51e901585 |
hex | 30fe5cc9a |
13151620250 has 16 divisors (see below), whose sum is σ = 24619833576. Its totient is φ = 5260648000.
The previous prime is 13151620243. The next prime is 13151620259. The reversal of 13151620250 is 5202615131.
It can be written as a sum of positive squares in 4 ways, for example, as 3667392481 + 9484227769 = 60559^2 + 97387^2 .
It is not an unprimeable number, because it can be changed into a prime (13151620259) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26302991 + ... + 26303490.
Almost surely, 213151620250 is an apocalyptic number.
13151620250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13151620250 is a deficient number, since it is larger than the sum of its proper divisors (11468213326).
13151620250 is an equidigital number, since it uses as much as digits as its factorization.
13151620250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52606498 (or 52606488 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 26.
The spelling of 13151620250 in words is "thirteen billion, one hundred fifty-one million, six hundred twenty thousand, two hundred fifty".
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