Base | Representation |
---|---|
bin | 100110111000… |
… | …0100111111100 |
3 | 1102100121221022 |
4 | 1031300213330 |
5 | 20204244002 |
6 | 2004523312 |
7 | 335156210 |
oct | 115604774 |
9 | 42317838 |
10 | 20384252 |
11 | 10562a99 |
12 | 69b0538 |
13 | 42b92b5 |
14 | 29c8940 |
15 | 1bc9ba2 |
hex | 13709fc |
20384252 has 24 divisors (see below), whose sum is σ = 41037024. Its totient is φ = 8678592.
The previous prime is 20384251. The next prime is 20384261. The reversal of 20384252 is 25248302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20384251) 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, 2078 + ... + 6714.
It is an arithmetic number, because the mean of its divisors is an integer number (1709876).
Almost surely, 220384252 is an apocalyptic number.
It is an amenable number.
20384252 is an abundant number, since it is smaller than the sum of its proper divisors (20652772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20384252 is a wasteful number, since it uses less digits than its factorization.
20384252 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4805 (or 4803 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 26.
The square root of 20384252 is about 4514.8922467762. The cubic root of 20384252 is about 273.1691134649.
The spelling of 20384252 in words is "twenty million, three hundred eighty-four thousand, two hundred fifty-two".
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