Base | Representation |
---|---|
bin | 1000100011001011101000… |
… | …11011001110110001000000 |
3 | 2110120100201202202102010102 |
4 | 10101211310123032301000 |
5 | 4431013444414300031 |
6 | 103553023254021532 |
7 | 3650220633655244 |
oct | 421456433166100 |
9 | 73510652672112 |
10 | 18801025150016 |
11 | 5a9951961236a |
12 | 21379213478a8 |
13 | a64c10200795 |
14 | 48dd8dd4a424 |
15 | 2290d01987cb |
hex | 1119746cec40 |
18801025150016 has 28 divisors (see below), whose sum is σ = 37346470981788. Its totient is φ = 9390890729472.
The previous prime is 18801025149941. The next prime is 18801025150021. The reversal of 18801025150016 is 61005152010881.
It can be written as a sum of positive squares in 2 ways, for example, as 16341773910016 + 2459251240000 = 4042496^2 + 1568200^2 .
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 3 ways as a sum of consecutive naturals, for example, 150278321 + ... + 150403376.
Almost surely, 218801025150016 is an apocalyptic number.
18801025150016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
18801025150016 is a deficient number, since it is larger than the sum of its proper divisors (18545445831772).
18801025150016 is an equidigital number, since it uses as much as digits as its factorization.
18801025150016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 300682686 (or 300682676 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 38.
Adding to 18801025150016 its reverse (61005152010881), we get a palindrome (79806177160897).
The spelling of 18801025150016 in words is "eighteen trillion, eight hundred one billion, twenty-five million, one hundred fifty thousand, sixteen".
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