Base | Representation |
---|---|
bin | 100110001100… |
… | …0010111100000 |
3 | 1101200021001102 |
4 | 1030120113200 |
5 | 20111212002 |
6 | 1553053532 |
7 | 332122241 |
oct | 114302740 |
9 | 41607042 |
10 | 20022752 |
11 | 10336432 |
12 | 68572a8 |
13 | 41c08a9 |
14 | 2932cc8 |
15 | 1b57a02 |
hex | 13185e0 |
20022752 has 24 divisors (see below), whose sum is σ = 40261536. Its totient is φ = 9797632.
The previous prime is 20022733. The next prime is 20022791. The reversal of 20022752 is 25722002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5153 + ... + 8160.
It is an arithmetic number, because the mean of its divisors is an integer number (1677564).
Almost surely, 220022752 is an apocalyptic number.
It is an amenable number.
20022752 is an abundant number, since it is smaller than the sum of its proper divisors (20238784).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20022752 is a wasteful number, since it uses less digits than its factorization.
20022752 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13370 (or 13362 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 20.
The square root of 20022752 is about 4474.6789828992. The cubic root of 20022752 is about 271.5446533688.
Adding to 20022752 its reverse (25722002), we get a palindrome (45744754).
The spelling of 20022752 in words is "twenty million, twenty-two thousand, seven hundred fifty-two".
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