Base | Representation |
---|---|
bin | 10001001011111010… |
… | …001101100011110011 |
3 | 1202122001100212201012 |
4 | 101023322031203303 |
5 | 300243033422100 |
6 | 12251040501135 |
7 | 1222202325053 |
oct | 211372154363 |
9 | 52561325635 |
10 | 18453420275 |
11 | 790a524864 |
12 | 36b001a7ab |
13 | 1981156cc4 |
14 | c70b39563 |
15 | 7300c0135 |
hex | 44be8d8f3 |
18453420275 has 6 divisors (see below), whose sum is σ = 22882241172. Its totient is φ = 14762736200.
The previous prime is 18453420269. The next prime is 18453420281. The reversal of 18453420275 is 57202435481.
It is an interprime number because it is at equal distance from previous prime (18453420269) and next prime (18453420281).
It is not a de Polignac number, because 18453420275 - 24 = 18453420259 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 369068381 + ... + 369068430.
It is an arithmetic number, because the mean of its divisors is an integer number (3813706862).
Almost surely, 218453420275 is an apocalyptic number.
18453420275 is a deficient number, since it is larger than the sum of its proper divisors (4428820897).
18453420275 is an equidigital number, since it uses as much as digits as its factorization.
18453420275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 738136821 (or 738136816 counting only the distinct ones).
The product of its (nonzero) digits is 268800, while the sum is 41.
The spelling of 18453420275 in words is "eighteen billion, four hundred fifty-three million, four hundred twenty thousand, two hundred seventy-five".
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