Base | Representation |
---|---|
bin | 111011010111110… |
… | …0001001111100000 |
3 | 12010211121122022102 |
4 | 1312233201033200 |
5 | 13034443342131 |
6 | 525403025532 |
7 | 100240103120 |
oct | 16657411740 |
9 | 5124548272 |
10 | 1992168416 |
11 | 932588687 |
12 | 47720b2a8 |
13 | 2599647a4 |
14 | 14c81ac80 |
15 | b9d671cb |
hex | 76be13e0 |
1992168416 has 24 divisors (see below), whose sum is σ = 4482379440. Its totient is φ = 853786368.
The previous prime is 1992168403. The next prime is 1992168421. The reversal of 1992168416 is 6148612991.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4446581 + ... + 4447028.
It is an arithmetic number, because the mean of its divisors is an integer number (186765810).
Almost surely, 21992168416 is an apocalyptic number.
1992168416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1992168416 is an abundant number, since it is smaller than the sum of its proper divisors (2490211024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1992168416 is an equidigital number, since it uses as much as digits as its factorization.
1992168416 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8893626 (or 8893618 counting only the distinct ones).
The product of its digits is 186624, while the sum is 47.
The square root of 1992168416 is about 44633.7138943198. The cubic root of 1992168416 is about 1258.2743690784.
The spelling of 1992168416 in words is "one billion, nine hundred ninety-two million, one hundred sixty-eight thousand, four hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •