Base | Representation |
---|---|
bin | 100110011000… |
… | …1000110000000 |
3 | 1101212101222112 |
4 | 1030301012000 |
5 | 20122432112 |
6 | 1555154452 |
7 | 333023435 |
oct | 114610600 |
9 | 41771875 |
10 | 20124032 |
11 | 103a5535 |
12 | 68a5a28 |
13 | 4227a16 |
14 | 295bb8c |
15 | 1b77a22 |
hex | 1331180 |
20124032 has 16 divisors (see below), whose sum is σ = 40091100. Its totient is φ = 10061952.
The previous prime is 20124031. The next prime is 20124079. The reversal of 20124032 is 23042102.
It is a tau number, because it is divible by the number of its divisors (16).
It is a junction number, because it is equal to n+sod(n) for n = 20123998 and 20124016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20124031) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78482 + ... + 78737.
Almost surely, 220124032 is an apocalyptic number.
It is an amenable number.
20124032 is a deficient number, since it is larger than the sum of its proper divisors (19967068).
20124032 is an equidigital number, since it uses as much as digits as its factorization.
20124032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157233 (or 157221 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 20124032 is about 4485.9817208723. The cubic root of 20124032 is about 272.0017300928.
Adding to 20124032 its reverse (23042102), we get a palindrome (43166134).
The spelling of 20124032 in words is "twenty million, one hundred twenty-four thousand, thirty-two".
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