Base | Representation |
---|---|
bin | 11001110111111111… |
… | …00101100111101001 |
3 | 1022212010011121010122 |
4 | 30323333211213221 |
5 | 211422201124133 |
6 | 10214233253025 |
7 | 1001146115366 |
oct | 147377454751 |
9 | 38763147118 |
10 | 13891426793 |
11 | 5989391612 |
12 | 2838264175 |
13 | 1404c8608a |
14 | 95acd346d |
15 | 564838498 |
hex | 33bfe59e9 |
13891426793 has 8 divisors (see below), whose sum is σ = 14388185280. Its totient is φ = 13395851280.
The previous prime is 13891426781. The next prime is 13891426823. The reversal of 13891426793 is 39762419831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13891426793 - 212 = 13891422697 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13891476793) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 271805 + ... + 318842.
It is an arithmetic number, because the mean of its divisors is an integer number (1798523160).
Almost surely, 213891426793 is an apocalyptic number.
It is an amenable number.
13891426793 is a deficient number, since it is larger than the sum of its proper divisors (496758487).
13891426793 is an equidigital number, since it uses as much as digits as its factorization.
13891426793 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 591487.
The product of its digits is 1959552, while the sum is 53.
The spelling of 13891426793 in words is "thirteen billion, eight hundred ninety-one million, four hundred twenty-six thousand, seven hundred ninety-three".
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