Base | Representation |
---|---|
bin | 10010101110110010… |
… | …000100111110001010 |
3 | 1220220122201021001201 |
4 | 102232302010332022 |
5 | 312142212413310 |
6 | 13123414534414 |
7 | 1311254103601 |
oct | 225662047612 |
9 | 56818637051 |
10 | 20112232330 |
11 | 8590915913 |
12 | 3a9366740a |
13 | 1b86a120b8 |
14 | d8b17ca38 |
15 | 7caa39e3a |
hex | 4aec84f8a |
20112232330 has 32 divisors (see below), whose sum is σ = 38383657920. Its totient is φ = 7561370880.
The previous prime is 20112232249. The next prime is 20112232333. The reversal of 20112232330 is 3323221102.
It is a junction number, because it is equal to n+sod(n) for n = 20112232298 and 20112232307.
It is not an unprimeable number, because it can be changed into a prime (20112232333) 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, 45585 + ... + 205675.
It is an arithmetic number, because the mean of its divisors is an integer number (1199489310).
Almost surely, 220112232330 is an apocalyptic number.
20112232330 is a deficient number, since it is larger than the sum of its proper divisors (18271425590).
20112232330 is a wasteful number, since it uses less digits than its factorization.
20112232330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 160854.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 20112232330 its reverse (3323221102), we get a palindrome (23435453432).
The spelling of 20112232330 in words is "twenty billion, one hundred twelve million, two hundred thirty-two thousand, three hundred thirty".
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