Base | Representation |
---|---|
bin | 1000001011011010… |
… | …0101111000111001 |
3 | 12122222221021202001 |
4 | 2002312211320321 |
5 | 13444002132144 |
6 | 1001501541001 |
7 | 105255105355 |
oct | 20266457071 |
9 | 5588837661 |
10 | 2195349049 |
11 | a27243263 |
12 | 513274761 |
13 | 28ca9370a |
14 | 16b7ca465 |
15 | ccaedbd4 |
hex | 82da5e39 |
2195349049 has 4 divisors (see below), whose sum is σ = 2203450240. Its totient is φ = 2187247860.
The previous prime is 2195349031. The next prime is 2195349071. The reversal of 2195349049 is 9409435912.
2195349049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2195349049 - 227 = 2061131321 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2195349089) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4050189 + ... + 4050730.
It is an arithmetic number, because the mean of its divisors is an integer number (550862560).
Almost surely, 22195349049 is an apocalyptic number.
It is an amenable number.
2195349049 is a deficient number, since it is larger than the sum of its proper divisors (8101191).
2195349049 is an equidigital number, since it uses as much as digits as its factorization.
2195349049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8101190.
The product of its (nonzero) digits is 349920, while the sum is 46.
The square root of 2195349049 is about 46854.5520627399. The cubic root of 2195349049 is about 1299.6742870390.
The spelling of 2195349049 in words is "two billion, one hundred ninety-five million, three hundred forty-nine thousand, forty-nine".
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