Base | Representation |
---|---|
bin | 11000101010101010… |
… | …11000100010111110 |
3 | 1021011220201102012210 |
4 | 30111111120202332 |
5 | 204110131011430 |
6 | 10030023441250 |
7 | 646112121606 |
oct | 142525304276 |
9 | 37156642183 |
10 | 13242828990 |
11 | 5686260476 |
12 | 2696bb6226 |
13 | 13307a33b1 |
14 | 8d8ad9c06 |
15 | 52791b2b0 |
hex | 3155588be |
13242828990 has 16 divisors (see below), whose sum is σ = 31782789648. Its totient is φ = 3531421056.
The previous prime is 13242828983. The next prime is 13242829021. The reversal of 13242828990 is 9982824231.
13242828990 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
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, 220713787 + ... + 220713846.
It is an arithmetic number, because the mean of its divisors is an integer number (1986424353).
Almost surely, 213242828990 is an apocalyptic number.
13242828990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13242828990 is an abundant number, since it is smaller than the sum of its proper divisors (18539960658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13242828990 is a wasteful number, since it uses less digits than its factorization.
13242828990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 441427643.
The product of its (nonzero) digits is 497664, while the sum is 48.
The spelling of 13242828990 in words is "thirteen billion, two hundred forty-two million, eight hundred twenty-eight thousand, nine hundred ninety".
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