Base | Representation |
---|---|
bin | 111101011110… |
… | …0101100101101 |
3 | 2020122110111201 |
4 | 1322330230231 |
5 | 31222331224 |
6 | 3110445501 |
7 | 540644365 |
oct | 172745455 |
9 | 66573451 |
10 | 32230189 |
11 | 17214022 |
12 | a963891 |
13 | 68a6124 |
14 | 43cd9a5 |
15 | 2c69a44 |
hex | 1ebcb2d |
32230189 has 2 divisors, whose sum is σ = 32230190. Its totient is φ = 32230188.
The previous prime is 32230171. The next prime is 32230217. The reversal of 32230189 is 98103223.
It is an a-pointer prime, because the next prime (32230217) can be obtained adding 32230189 to its sum of digits (28).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 18966025 + 13264164 = 4355^2 + 3642^2 .
It is an emirp because it is prime and its reverse (98103223) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 32230189 - 217 = 32099117 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (32230129) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16115094 + 16115095.
It is an arithmetic number, because the mean of its divisors is an integer number (16115095).
Almost surely, 232230189 is an apocalyptic number.
It is an amenable number.
32230189 is a deficient number, since it is larger than the sum of its proper divisors (1).
32230189 is an equidigital number, since it uses as much as digits as its factorization.
32230189 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2592, while the sum is 28.
The square root of 32230189 is about 5677.1638165549. The cubic root of 32230189 is about 318.2396470253.
The spelling of 32230189 in words is "thirty-two million, two hundred thirty thousand, one hundred eighty-nine".
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