Base | Representation |
---|---|
bin | 11101000101101001… |
… | …010100010100010110 |
3 | 2222121200211111001002 |
4 | 131011221110110112 |
5 | 1002431201330402 |
6 | 22203124303302 |
7 | 2153663034614 |
oct | 350551242426 |
9 | 88550744032 |
10 | 31233230102 |
11 | 12278387068 |
12 | 6077b41b32 |
13 | 2c39a22859 |
14 | 17241486b4 |
15 | c2c02a602 |
hex | 745a54516 |
31233230102 has 16 divisors (see below), whose sum is σ = 47341414224. Its totient is φ = 15452940000.
The previous prime is 31233230099. The next prime is 31233230113. The reversal of 31233230102 is 20103233213.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 307277 + ... + 396087.
It is an arithmetic number, because the mean of its divisors is an integer number (2958838389).
Almost surely, 231233230102 is an apocalyptic number.
31233230102 is a deficient number, since it is larger than the sum of its proper divisors (16108184122).
31233230102 is a wasteful number, since it uses less digits than its factorization.
31233230102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 90655.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 31233230102 its reverse (20103233213), we get a palindrome (51336463315).
The spelling of 31233230102 in words is "thirty-one billion, two hundred thirty-three million, two hundred thirty thousand, one hundred two".
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