Base | Representation |
---|---|
bin | 11011111101100000… |
… | …101111011010000001 |
3 | 2212111100121112220112 |
4 | 123331200233122001 |
5 | 442441343202314 |
6 | 21443053321105 |
7 | 2111666322665 |
oct | 337540573201 |
9 | 85440545815 |
10 | 30023022209 |
11 | 11807238a54 |
12 | 599a796195 |
13 | 2aa6095ccb |
14 | 164b51c8a5 |
15 | baab7543e |
hex | 6fd82f681 |
30023022209 has 2 divisors, whose sum is σ = 30023022210. Its totient is φ = 30023022208.
The previous prime is 30023022149. The next prime is 30023022223. The reversal of 30023022209 is 90222032003.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 20754724225 + 9268297984 = 144065^2 + 96272^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30023022209 is a prime.
It is not a weakly prime, because it can be changed into another prime (30023022269) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15011511104 + 15011511105.
It is an arithmetic number, because the mean of its divisors is an integer number (15011511105).
Almost surely, 230023022209 is an apocalyptic number.
It is an amenable number.
30023022209 is a deficient number, since it is larger than the sum of its proper divisors (1).
30023022209 is an equidigital number, since it uses as much as digits as its factorization.
30023022209 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1296, while the sum is 23.
The spelling of 30023022209 in words is "thirty billion, twenty-three million, twenty-two thousand, two hundred nine".
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