Base | Representation |
---|---|
bin | 111110111110010… |
… | …0101001111100101 |
3 | 12110021001012121111 |
4 | 1331330211033211 |
5 | 13311414030224 |
6 | 545401345021 |
7 | 103235325421 |
oct | 17574451745 |
9 | 5407035544 |
10 | 2113033189 |
11 | 994830123 |
12 | 4ab798171 |
13 | 278a021c7 |
14 | 1608bdb81 |
15 | c578dd94 |
hex | 7df253e5 |
2113033189 has 2 divisors, whose sum is σ = 2113033190. Its totient is φ = 2113033188.
The previous prime is 2113033157. The next prime is 2113033211. The reversal of 2113033189 is 9813303112.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1662192900 + 450840289 = 40770^2 + 21233^2 .
It is a cyclic number.
It is not a de Polignac number, because 2113033189 - 25 = 2113033157 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 2113033189.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2113033789) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056516594 + 1056516595.
It is an arithmetic number, because the mean of its divisors is an integer number (1056516595).
Almost surely, 22113033189 is an apocalyptic number.
It is an amenable number.
2113033189 is a deficient number, since it is larger than the sum of its proper divisors (1).
2113033189 is an equidigital number, since it uses as much as digits as its factorization.
2113033189 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3888, while the sum is 31.
The square root of 2113033189 is about 45967.7407428296. The cubic root of 2113033189 is about 1283.2229143805. Note that the first 3 decimals are identical.
The spelling of 2113033189 in words is "two billion, one hundred thirteen million, thirty-three thousand, one hundred eighty-nine".
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