Base | Representation |
---|---|
bin | 100111101110… |
… | …0000110101100 |
3 | 1110011222211111 |
4 | 1033130012230 |
5 | 20312340432 |
6 | 2022201404 |
7 | 342001543 |
oct | 117340654 |
9 | 43158744 |
10 | 20824492 |
11 | 10833827 |
12 | 6b83264 |
13 | 44117b0 |
14 | 2aa115a |
15 | 1c65347 |
hex | 13dc1ac |
20824492 has 12 divisors (see below), whose sum is σ = 39246256. Its totient is φ = 9611280.
The previous prime is 20824477. The next prime is 20824501. The reversal of 20824492 is 29442802.
It is a zygodrome in base 3.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200184 + ... + 200287.
Almost surely, 220824492 is an apocalyptic number.
It is an amenable number.
20824492 is a deficient number, since it is larger than the sum of its proper divisors (18421764).
20824492 is a wasteful number, since it uses less digits than its factorization.
20824492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 400488 (or 400486 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 20824492 is about 4563.3860235575. The cubic root of 20824492 is about 275.1216739810.
It can be divided in two parts, 20824 and 492, that added together give a square (21316 = 1462).
The spelling of 20824492 in words is "twenty million, eight hundred twenty-four thousand, four hundred ninety-two".
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