Base | Representation |
---|---|
bin | 10001101000111011… |
… | …100001101011100000 |
3 | 1210212222112010202022 |
4 | 101220323201223200 |
5 | 302242204212341 |
6 | 12411232241012 |
7 | 1240233633320 |
oct | 215073415340 |
9 | 53788463668 |
10 | 18940304096 |
11 | 803a34288a |
12 | 38070a0168 |
13 | 1a2ac9903c |
14 | cb9679280 |
15 | 75cbe6e4b |
hex | 468ee1ae0 |
18940304096 has 24 divisors (see below), whose sum is σ = 42615684720. Its totient is φ = 8117273088.
The previous prime is 18940304083. The next prime is 18940304113. The reversal of 18940304096 is 69040304981.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42277241 + ... + 42277688.
It is an arithmetic number, because the mean of its divisors is an integer number (1775653530).
Almost surely, 218940304096 is an apocalyptic number.
18940304096 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
18940304096 is an abundant number, since it is smaller than the sum of its proper divisors (23675380624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18940304096 is an equidigital number, since it uses as much as digits as its factorization.
18940304096 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84554946 (or 84554938 counting only the distinct ones).
The product of its (nonzero) digits is 186624, while the sum is 44.
The spelling of 18940304096 in words is "eighteen billion, nine hundred forty million, three hundred four thousand, ninety-six".
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