Base | Representation |
---|---|
bin | 10111110101111… |
… | …00000111011010 |
3 | 111221100001101000 |
4 | 23322330013122 |
5 | 402144444322 |
6 | 31502405430 |
7 | 4645654161 |
oct | 1372740732 |
9 | 457301330 |
10 | 199999962 |
11 | a2992a28 |
12 | 56b90876 |
13 | 32587296 |
14 | 1c7c23d8 |
15 | 128593ac |
hex | bebc1da |
199999962 has 16 divisors (see below), whose sum is σ = 444444480. Its totient is φ = 66666636.
The previous prime is 199999957. The next prime is 199999963. The reversal of 199999962 is 269999991.
It is a nude number because it is divisible by every one of its digits.
It is a self number, because there is not a number n which added to its sum of digits gives 199999962.
It is not an unprimeable number, because it can be changed into a prime (199999963) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 1851798 + ... + 1851905.
It is an arithmetic number, because the mean of its divisors is an integer number (27777780).
Almost surely, 2199999962 is an apocalyptic number.
199999962 is an abundant number, since it is smaller than the sum of its proper divisors (244444518).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199999962 is a wasteful number, since it uses less digits than its factorization.
199999962 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3703714 (or 3703708 counting only the distinct ones).
The product of its digits is 6377292, while the sum is 63.
The square root of 199999962 is about 14142.1342802280. The cubic root of 199999962 is about 584.8035106050.
The spelling of 199999962 in words is "one hundred ninety-nine million, nine hundred ninety-nine thousand, nine hundred sixty-two".
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