Base | Representation |
---|---|
bin | 1000000000011010… |
… | …0010001001100001 |
3 | 12112210002111012010 |
4 | 2000012202021201 |
5 | 13400143241020 |
6 | 553132423133 |
7 | 104154603450 |
oct | 20006421141 |
9 | 5483074163 |
10 | 2149196385 |
11 | a03190066 |
12 | 4bb917aa9 |
13 | 28335454b |
14 | 165614b97 |
15 | c8a33de0 |
hex | 801a2261 |
2149196385 has 32 divisors (see below), whose sum is σ = 3932363520. Its totient is φ = 981888768.
The previous prime is 2149196369. The next prime is 2149196447. The reversal of 2149196385 is 5836919412.
It is not a de Polignac number, because 2149196385 - 24 = 2149196369 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197671 + ... + 208259.
It is an arithmetic number, because the mean of its divisors is an integer number (122886360).
Almost surely, 22149196385 is an apocalyptic number.
It is an amenable number.
2149196385 is a deficient number, since it is larger than the sum of its proper divisors (1783167135).
2149196385 is a wasteful number, since it uses less digits than its factorization.
2149196385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12537.
The product of its digits is 466560, while the sum is 48.
The square root of 2149196385 is about 46359.4260641781. The cubic root of 2149196385 is about 1290.5020550456.
The spelling of 2149196385 in words is "two billion, one hundred forty-nine million, one hundred ninety-six thousand, three hundred eighty-five".
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