Base | Representation |
---|---|
bin | 11101000101101001… |
… | …010101000011101100 |
3 | 2222121200211122012022 |
4 | 131011221111003230 |
5 | 1002431201430012 |
6 | 22203124325312 |
7 | 2153663046503 |
oct | 350551250354 |
9 | 88550748168 |
10 | 31233233132 |
11 | 12278389372 |
12 | 6077b43838 |
13 | 2c39a2404a |
14 | 172414983a |
15 | c2c02b472 |
hex | 745a550ec |
31233233132 has 48 divisors (see below), whose sum is σ = 57491622720. Its totient is φ = 14831712000.
The previous prime is 31233233117. The next prime is 31233233149. The reversal of 31233233132 is 23133233213.
It is a happy number.
It is an unprimeable number.
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, 1046594 + ... + 1076022.
It is an arithmetic number, because the mean of its divisors is an integer number (1197742140).
Almost surely, 231233233132 is an apocalyptic number.
It is an amenable number.
31233233132 is a deficient number, since it is larger than the sum of its proper divisors (26258389588).
31233233132 is a wasteful number, since it uses less digits than its factorization.
31233233132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29642 (or 29640 counting only the distinct ones).
The product of its digits is 5832, while the sum is 26.
Adding to 31233233132 its reverse (23133233213), we get a palindrome (54366466345).
The spelling of 31233233132 in words is "thirty-one billion, two hundred thirty-three million, two hundred thirty-three thousand, one hundred thirty-two".
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