Base | Representation |
---|---|
bin | 10001001110111010… |
… | …011111011101100000 |
3 | 1202202120012201100001 |
4 | 101032322133131200 |
5 | 300343434401443 |
6 | 12300041105344 |
7 | 1223353630246 |
oct | 211672373540 |
9 | 52676181301 |
10 | 18503825248 |
11 | 7935a21867 |
12 | 3704a88254 |
13 | 198b72482c |
14 | c776da796 |
15 | 734729d4d |
hex | 44ee9f760 |
18503825248 has 12 divisors (see below), whose sum is σ = 36429406020. Its totient is φ = 9251912608.
The previous prime is 18503825233. The next prime is 18503825273. The reversal of 18503825248 is 84252830581.
It is a junction number, because it is equal to n+sod(n) for n = 18503825198 and 18503825207.
It is a congruent 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 as a sum of consecutive naturals, namely, 289122238 + ... + 289122301.
It is an arithmetic number, because the mean of its divisors is an integer number (3035783835).
Almost surely, 218503825248 is an apocalyptic number.
It is an amenable number.
18503825248 is a deficient number, since it is larger than the sum of its proper divisors (17925580772).
18503825248 is an equidigital number, since it uses as much as digits as its factorization.
18503825248 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 578244549 (or 578244541 counting only the distinct ones).
The product of its (nonzero) digits is 614400, while the sum is 46.
The spelling of 18503825248 in words is "eighteen billion, five hundred three million, eight hundred twenty-five thousand, two hundred forty-eight".
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