Base | Representation |
---|---|
bin | 100110010111… |
… | …1001001000000 |
3 | 1101212000000020 |
4 | 1030233021000 |
5 | 20122203112 |
6 | 1555053440 |
7 | 332661216 |
oct | 114571100 |
9 | 41760006 |
10 | 20116032 |
11 | 1039a522 |
12 | 68a1280 |
13 | 42241a1 |
14 | 2958cb6 |
15 | 1b7548c |
hex | 132f240 |
20116032 has 56 divisors (see below), whose sum is σ = 56363616. Its totient is φ = 6309888.
The previous prime is 20116021. The next prime is 20116039. The reversal of 20116032 is 23061102.
It is not an unprimeable number, because it can be changed into a prime (20116039) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 183 + ... + 6345.
Almost surely, 220116032 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20116032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28181808).
20116032 is an abundant number, since it is smaller than the sum of its proper divisors (36247584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20116032 is a wasteful number, since it uses less digits than its factorization.
20116032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6195 (or 6185 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 20116032 is about 4485.0899656529. The cubic root of 20116032 is about 271.9656819448.
Adding to 20116032 its reverse (23061102), we get a palindrome (43177134).
The spelling of 20116032 in words is "twenty million, one hundred sixteen thousand, thirty-two".
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