Base | Representation |
---|---|
bin | 111110010010101… |
… | …1101001110010101 |
3 | 12101200001211212200 |
4 | 1330211131032111 |
5 | 13240042200223 |
6 | 543224035113 |
7 | 102540232341 |
oct | 17445351625 |
9 | 5350054780 |
10 | 2090193813 |
11 | 982950604 |
12 | 4a4002a99 |
13 | 274066596 |
14 | 15b856621 |
15 | c377ba43 |
hex | 7c95d395 |
2090193813 has 12 divisors (see below), whose sum is σ = 3042943488. Its totient is φ = 1382489640.
The previous prime is 2090193803. The next prime is 2090193827. The reversal of 2090193813 is 3183910902.
It is not a de Polignac number, because 2090193813 - 213 = 2090185621 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2090193803) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 913203 + ... + 915488.
It is an arithmetic number, because the mean of its divisors is an integer number (253578624).
Almost surely, 22090193813 is an apocalyptic number.
It is an amenable number.
2090193813 is a deficient number, since it is larger than the sum of its proper divisors (952749675).
2090193813 is a wasteful number, since it uses less digits than its factorization.
2090193813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1828824 (or 1828821 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 36.
The square root of 2090193813 is about 45718.6374796975. The cubic root of 2090193813 is about 1278.5827846698.
The spelling of 2090193813 in words is "two billion, ninety million, one hundred ninety-three thousand, eight hundred thirteen".
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