Base | Representation |
---|---|
bin | 11000101001011011… |
… | …01100000100111111 |
3 | 1021011012010202012022 |
4 | 30110231230010333 |
5 | 204100000020411 |
6 | 10025012430355 |
7 | 645624512246 |
oct | 142455540477 |
9 | 37135122168 |
10 | 13232423231 |
11 | 56803a3475 |
12 | 26936183bb |
13 | 132b59bc41 |
14 | 8d758b95d |
15 | 526a62edb |
hex | 314b6c13f |
13232423231 has 8 divisors (see below), whose sum is σ = 13454619504. Its totient is φ = 13010397120.
The previous prime is 13232423219. The next prime is 13232423261.
It is a happy number.
13232423231 is nontrivially palindromic in base 10.
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 13232423231 - 218 = 13232161087 is a prime.
It is a super-2 number, since 2×132324232312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13232423231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13232423261) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119420 + ... + 201806.
It is an arithmetic number, because the mean of its divisors is an integer number (1681827438).
Almost surely, 213232423231 is an apocalyptic number.
13232423231 is a deficient number, since it is larger than the sum of its proper divisors (222196273).
13232423231 is an equidigital number, since it uses as much as digits as its factorization.
13232423231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85081.
The product of its digits is 5184, while the sum is 26.
The spelling of 13232423231 in words is "thirteen billion, two hundred thirty-two million, four hundred twenty-three thousand, two hundred thirty-one".
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