Base | Representation |
---|---|
bin | 11101111010101000… |
… | …100011000110111101 |
3 | 10001220122121220021111 |
4 | 131322220203012331 |
5 | 1011241242032424 |
6 | 22431242402021 |
7 | 2215006242025 |
oct | 357250430675 |
9 | 101818556244 |
10 | 32122220989 |
11 | 1269417a081 |
12 | 6285800311 |
13 | 304bc63271 |
14 | 17aa23aa85 |
15 | c800d0194 |
hex | 77aa231bd |
32122220989 has 2 divisors, whose sum is σ = 32122220990. Its totient is φ = 32122220988.
The previous prime is 32122220983. The next prime is 32122220993. The reversal of 32122220989 is 98902222123.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 29201683225 + 2920537764 = 170885^2 + 54042^2 .
It is a cyclic number.
It is not a de Polignac number, because 32122220989 - 27 = 32122220861 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (32122220983) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16061110494 + 16061110495.
It is an arithmetic number, because the mean of its divisors is an integer number (16061110495).
Almost surely, 232122220989 is an apocalyptic number.
It is an amenable number.
32122220989 is a deficient number, since it is larger than the sum of its proper divisors (1).
32122220989 is an equidigital number, since it uses as much as digits as its factorization.
32122220989 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 62208, while the sum is 40.
The spelling of 32122220989 in words is "thirty-two billion, one hundred twenty-two million, two hundred twenty thousand, nine hundred eighty-nine".
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