Base | Representation |
---|---|
bin | 100111110111… |
… | …0000100000000 |
3 | 1110022201201210 |
4 | 1033232010000 |
5 | 20322214143 |
6 | 2023530120 |
7 | 342426153 |
oct | 117560400 |
9 | 43281653 |
10 | 20898048 |
11 | 10884016 |
12 | 6bb9940 |
13 | 4439112 |
14 | 2abdc9a |
15 | 1c7c033 |
hex | 13ee100 |
20898048 has 36 divisors (see below), whose sum is σ = 55621328. Its totient is φ = 6965760.
The previous prime is 20898047. The next prime is 20898091. The reversal of 20898048 is 84089802.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20897997 and 20898015.
It is not an unprimeable number, because it can be changed into a prime (20898041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12838 + ... + 14373.
Almost surely, 220898048 is an apocalyptic number.
It is an amenable number.
20898048 is an abundant number, since it is smaller than the sum of its proper divisors (34723280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20898048 is an equidigital number, since it uses as much as digits as its factorization.
20898048 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27230 (or 27216 counting only the distinct ones).
The product of its (nonzero) digits is 36864, while the sum is 39.
The square root of 20898048 is about 4571.4382857040. The cubic root of 20898048 is about 275.4452204044.
The spelling of 20898048 in words is "twenty million, eight hundred ninety-eight thousand, forty-eight".
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