Base | Representation |
---|---|
bin | 10000110110111111… |
… | …001101010011001100 |
3 | 1201201120212121221020 |
4 | 100312333031103030 |
5 | 244033204032041 |
6 | 12152141234140 |
7 | 1210410634602 |
oct | 206677152314 |
9 | 51646777836 |
10 | 18102408396 |
11 | 774a3793a6 |
12 | 3612562950 |
13 | 1926508377 |
14 | c3a287872 |
15 | 70e386866 |
hex | 436fcd4cc |
18102408396 has 48 divisors (see below), whose sum is σ = 43283653728. Its totient is φ = 5884992000.
The previous prime is 18102408371. The next prime is 18102408413. The reversal of 18102408396 is 69380420181.
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 15 ways as a sum of consecutive naturals, for example, 2506086 + ... + 2513298.
It is an arithmetic number, because the mean of its divisors is an integer number (901742786).
Almost surely, 218102408396 is an apocalyptic number.
It is an amenable number.
18102408396 is an abundant number, since it is smaller than the sum of its proper divisors (25181245332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18102408396 is a wasteful number, since it uses less digits than its factorization.
18102408396 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12362 (or 12360 counting only the distinct ones).
The product of its (nonzero) digits is 82944, while the sum is 42.
The spelling of 18102408396 in words is "eighteen billion, one hundred two million, four hundred eight thousand, three hundred ninety-six".
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