Base | Representation |
---|---|
bin | 1000001010011101… |
… | …0000011101011111 |
3 | 12122201101001102202 |
4 | 2002213100131133 |
5 | 13441440012434 |
6 | 1001235442115 |
7 | 105205663430 |
oct | 20247203537 |
9 | 5581331382 |
10 | 2191329119 |
11 | a24a48001 |
12 | 511a5633b |
13 | 28bcb6a65 |
14 | 16b061487 |
15 | cc5a7a7e |
hex | 829d075f |
2191329119 has 8 divisors (see below), whose sum is σ = 2504805408. Its totient is φ = 1877960160.
The previous prime is 2191329079. The next prime is 2191329139. The reversal of 2191329119 is 9119231912.
2191329119 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2191329119 - 224 = 2174551903 is a prime.
It is a super-2 number, since 2×21913291192 = 9603846615554632322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2191329139) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23129 + ... + 70125.
It is an arithmetic number, because the mean of its divisors is an integer number (313100676).
Almost surely, 22191329119 is an apocalyptic number.
2191329119 is a deficient number, since it is larger than the sum of its proper divisors (313476289).
2191329119 is an equidigital number, since it uses as much as digits as its factorization.
2191329119 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53665.
The product of its digits is 8748, while the sum is 38.
The square root of 2191329119 is about 46811.6344405961. The cubic root of 2191329119 is about 1298.8805192857.
The spelling of 2191329119 in words is "two billion, one hundred ninety-one million, three hundred twenty-nine thousand, one hundred nineteen".
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