Base | Representation |
---|---|
bin | 11001011011100101… |
… | …01000001000011101 |
3 | 1022020111210210100011 |
4 | 30231302220020131 |
5 | 210430201220224 |
6 | 10134442203221 |
7 | 662223562522 |
oct | 145562501035 |
9 | 38214723304 |
10 | 13653148189 |
11 | 587693434a |
12 | 27904b3511 |
13 | 13977b8915 |
14 | 9373c9149 |
15 | 54d96c394 |
hex | 32dca821d |
13653148189 has 2 divisors, whose sum is σ = 13653148190. Its totient is φ = 13653148188.
The previous prime is 13653148127. The next prime is 13653148199. The reversal of 13653148189 is 98184135631.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9475464964 + 4177683225 = 97342^2 + 64635^2 .
It is an emirp because it is prime and its reverse (98184135631) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 13653148189 - 223 = 13644759581 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (13653148109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6826574094 + 6826574095.
It is an arithmetic number, because the mean of its divisors is an integer number (6826574095).
Almost surely, 213653148189 is an apocalyptic number.
It is an amenable number.
13653148189 is a deficient number, since it is larger than the sum of its proper divisors (1).
13653148189 is an equidigital number, since it uses as much as digits as its factorization.
13653148189 is an evil number, because the sum of its binary digits is even.
The product of its digits is 622080, while the sum is 49.
The spelling of 13653148189 in words is "thirteen billion, six hundred fifty-three million, one hundred forty-eight thousand, one hundred eighty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •