Base | Representation |
---|---|
bin | 100110010111… |
… | …1101100110100 |
3 | 1101212010011010 |
4 | 1030233230310 |
5 | 20122241244 |
6 | 1555112220 |
7 | 333001002 |
oct | 114575464 |
9 | 41763133 |
10 | 20118324 |
11 | 103a1216 |
12 | 68a2670 |
13 | 4225245 |
14 | 2959a72 |
15 | 1b75eb9 |
hex | 132fb34 |
20118324 has 48 divisors (see below), whose sum is σ = 48570368. Its totient is φ = 6477408.
The previous prime is 20118311. The next prime is 20118341. The reversal of 20118324 is 42381102.
It is a self number, because there is not a number n which added to its sum of digits gives 20118324.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65379 + ... + 65685.
Almost surely, 220118324 is an apocalyptic number.
It is an amenable number.
20118324 is an abundant number, since it is smaller than the sum of its proper divisors (28452044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20118324 is a wasteful number, since it uses less digits than its factorization.
20118324 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 484 (or 482 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 21.
The square root of 20118324 is about 4485.3454716443. The cubic root of 20118324 is about 271.9760107159.
Adding to 20118324 its reverse (42381102), we get a palindrome (62499426).
The spelling of 20118324 in words is "twenty million, one hundred eighteen thousand, three hundred twenty-four".
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