Base | Representation |
---|---|
bin | 11000100010000101… |
… | …11110001111001011 |
3 | 1020222220100201122102 |
4 | 30101002332033023 |
5 | 203433222100041 |
6 | 10014533544015 |
7 | 644246515130 |
oct | 142102761713 |
9 | 36886321572 |
10 | 13170893771 |
11 | 5649698482 |
12 | 2676aa500b |
13 | 131b907a89 |
14 | 8cd332587 |
15 | 52145c09b |
hex | 3110be3cb |
13170893771 has 16 divisors (see below), whose sum is σ = 15560110080. Its totient is φ = 10909628640.
The previous prime is 13170893767. The next prime is 13170893809. The reversal of 13170893771 is 17739807131.
It is a happy number.
13170893771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 13170893771 - 22 = 13170893767 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13170893731) 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 15 ways as a sum of consecutive naturals, for example, 111050 + ... + 196656.
It is an arithmetic number, because the mean of its divisors is an integer number (972506880).
Almost surely, 213170893771 is an apocalyptic number.
13170893771 is a deficient number, since it is larger than the sum of its proper divisors (2389216309).
13170893771 is an equidigital number, since it uses as much as digits as its factorization.
13170893771 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86354.
The product of its (nonzero) digits is 222264, while the sum is 47.
The spelling of 13170893771 in words is "thirteen billion, one hundred seventy million, eight hundred ninety-three thousand, seven hundred seventy-one".
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