Base | Representation |
---|---|
bin | 100010110011… |
… | …0011000100000 |
3 | 1021022221122101 |
4 | 1011212120200 |
5 | 14132321102 |
6 | 1451020144 |
7 | 311036602 |
oct | 105463040 |
9 | 37287571 |
10 | 18245152 |
11 | a331942 |
12 | 613a654 |
13 | 3a1a763 |
14 | 25cd172 |
15 | 1905e87 |
hex | 1166620 |
18245152 has 12 divisors (see below), whose sum is σ = 35920206. Its totient is φ = 9122560.
The previous prime is 18245137. The next prime is 18245153. The reversal of 18245152 is 25154281.
It can be written as a sum of positive squares in only one way, i.e., 17673616 + 571536 = 4204^2 + 756^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 18245152.
It is not an unprimeable number, because it can be changed into a prime (18245153) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 285049 + ... + 285112.
Almost surely, 218245152 is an apocalyptic number.
It is an amenable number.
18245152 is a deficient number, since it is larger than the sum of its proper divisors (17675054).
18245152 is an equidigital number, since it uses as much as digits as its factorization.
18245152 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 570171 (or 570163 counting only the distinct ones).
The product of its digits is 3200, while the sum is 28.
The square root of 18245152 is about 4271.4344194895. The cubic root of 18245152 is about 263.2585562752.
The spelling of 18245152 in words is "eighteen million, two hundred forty-five thousand, one hundred fifty-two".
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