Base | Representation |
---|---|
bin | 100110111110… |
… | …0011000100000 |
3 | 1102110002000011 |
4 | 1031330120200 |
5 | 20212314131 |
6 | 2005534304 |
7 | 335446504 |
oct | 115743040 |
9 | 42402004 |
10 | 20432416 |
11 | 105961a4 |
12 | 6a14394 |
13 | 43051b4 |
14 | 29dc304 |
15 | 1bd90b1 |
hex | 137c620 |
20432416 has 24 divisors (see below), whose sum is σ = 40449024. Its totient is φ = 10159680.
The previous prime is 20432407. The next prime is 20432437. The reversal of 20432416 is 61423402.
It is a happy number.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 4441 + ... + 7783.
It is an arithmetic number, because the mean of its divisors is an integer number (1685376).
Almost surely, 220432416 is an apocalyptic number.
It is an amenable number.
20432416 is a deficient number, since it is larger than the sum of its proper divisors (20016608).
20432416 is a wasteful number, since it uses less digits than its factorization.
20432416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3544 (or 3536 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
The square root of 20432416 is about 4520.2230033484. The cubic root of 20432416 is about 273.3840926288.
Adding to 20432416 its reverse (61423402), we get a palindrome (81855818).
The spelling of 20432416 in words is "twenty million, four hundred thirty-two thousand, four hundred sixteen".
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