Base | Representation |
---|---|
bin | 11000101001010100… |
… | …00110011110011110 |
3 | 1021011010100222010212 |
4 | 30110222012132132 |
5 | 204044224422112 |
6 | 10024540332422 |
7 | 645613514360 |
oct | 142452063636 |
9 | 37133328125 |
10 | 13231482782 |
11 | 567a910941 |
12 | 2693244112 |
13 | 132b32cb6b |
14 | 8d73c4d30 |
15 | 526929522 |
hex | 314a8679e |
13231482782 has 32 divisors (see below), whose sum is σ = 22787827200. Its totient is φ = 5644376928.
The previous prime is 13231482767. The next prime is 13231482787. The reversal of 13231482782 is 28728413231.
13231482782 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×132314827822 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13231482787) 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, 3108968 + ... + 3113220.
It is an arithmetic number, because the mean of its divisors is an integer number (712119600).
Almost surely, 213231482782 is an apocalyptic number.
13231482782 is a deficient number, since it is larger than the sum of its proper divisors (9556344418).
13231482782 is a wasteful number, since it uses less digits than its factorization.
13231482782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5240.
The product of its digits is 129024, while the sum is 41.
The spelling of 13231482782 in words is "thirteen billion, two hundred thirty-one million, four hundred eighty-two thousand, seven hundred eighty-two".
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