Base | Representation |
---|---|
bin | 11000101101101100… |
… | …10110011001001010 |
3 | 1021020200112211201201 |
4 | 30112312112121022 |
5 | 204133132420023 |
6 | 10032332334414 |
7 | 646541151115 |
oct | 142666263112 |
9 | 37220484651 |
10 | 13268248138 |
11 | 5699642232 |
12 | 26a361440a |
13 | 1335b33302 |
14 | 8dc23557c |
15 | 529c8cbad |
hex | 316d9664a |
13268248138 has 16 divisors (see below), whose sum is σ = 19955329920. Its totient is φ = 6616496016.
The previous prime is 13268248121. The next prime is 13268248139. The reversal of 13268248138 is 83184286231.
13268248138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13268248139) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1238995 + ... + 1249657.
It is an arithmetic number, because the mean of its divisors is an integer number (1247208120).
Almost surely, 213268248138 is an apocalyptic number.
13268248138 is a deficient number, since it is larger than the sum of its proper divisors (6687081782).
13268248138 is a wasteful number, since it uses less digits than its factorization.
13268248138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12261.
The product of its digits is 442368, while the sum is 46.
The spelling of 13268248138 in words is "thirteen billion, two hundred sixty-eight million, two hundred forty-eight thousand, one hundred thirty-eight".
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