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2195113219 = 13179932639
BaseRepresentation
bin1000001011010110…
…1100010100000011
312122222111022020121
42002311230110003
513443422110334
61001452521111
7105253103665
oct20265542403
95588438217
102195113219
11a270a2062
12513180197
1328ca10280
1416b768535
15ccaa3db4
hex82d6c503

2195113219 has 8 divisors (see below), whose sum is σ = 2503025280. Its totient is φ = 1907066496.

The previous prime is 2195113189. The next prime is 2195113223. The reversal of 2195113219 is 9123115912.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2195113219 is a prime.

It is a super-2 number, since 2×21951132192 = 9637044088457083922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2195113289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4966099 + ... + 4966540.

It is an arithmetic number, because the mean of its divisors is an integer number (312878160).

Almost surely, 22195113219 is an apocalyptic number.

2195113219 is a deficient number, since it is larger than the sum of its proper divisors (307912061).

2195113219 is a wasteful number, since it uses less digits than its factorization.

2195113219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9932669.

The product of its digits is 4860, while the sum is 34.

The square root of 2195113219 is about 46852.0353773451. The cubic root of 2195113219 is about 1299.6277472624.

The spelling of 2195113219 in words is "two billion, one hundred ninety-five million, one hundred thirteen thousand, two hundred nineteen".

Divisors: 1 13 17 221 9932639 129124307 168854863 2195113219