Base | Representation |
---|---|
bin | 100110011000… |
… | …0111011000100 |
3 | 1101212101000121 |
4 | 1030300323010 |
5 | 20122421312 |
6 | 1555151324 |
7 | 333021415 |
oct | 114607304 |
9 | 41771017 |
10 | 20123332 |
11 | 103a4a59 |
12 | 68a5544 |
13 | 42275c8 |
14 | 295b80c |
15 | 1b77707 |
hex | 1330ec4 |
20123332 has 24 divisors (see below), whose sum is σ = 37215360. Its totient is φ = 9505440.
The previous prime is 20123293. The next prime is 20123339. The reversal of 20123332 is 23332102.
It is not an unprimeable number, because it can be changed into a prime (20123339) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3607 + ... + 7297.
It is an arithmetic number, because the mean of its divisors is an integer number (1550640).
Almost surely, 220123332 is an apocalyptic number.
It is an amenable number.
20123332 is a deficient number, since it is larger than the sum of its proper divisors (17092028).
20123332 is a wasteful number, since it uses less digits than its factorization.
20123332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3771 (or 3769 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 20123332 is about 4485.9036993676. The cubic root of 20123332 is about 271.9985762613.
Adding to 20123332 its reverse (23332102), we get a palindrome (43455434).
The spelling of 20123332 in words is "twenty million, one hundred twenty-three thousand, three hundred thirty-two".
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