Base | Representation |
---|---|
bin | 11011111101111111… |
… | …101000111111001111 |
3 | 2212111220212002020222 |
4 | 123331333220333033 |
5 | 443000431404013 |
6 | 21443543101555 |
7 | 2112125220443 |
oct | 337577507717 |
9 | 85456762228 |
10 | 30031122383 |
11 | 11810870809 |
12 | 59a14418bb |
13 | 2aa7970c02 |
14 | 164c62a823 |
15 | bab725508 |
hex | 6fdfe8fcf |
30031122383 has 2 divisors, whose sum is σ = 30031122384. Its totient is φ = 30031122382.
The previous prime is 30031122367. The next prime is 30031122427. The reversal of 30031122383 is 38322113003.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30031122383 - 24 = 30031122367 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30031122313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15015561191 + 15015561192.
It is an arithmetic number, because the mean of its divisors is an integer number (15015561192).
Almost surely, 230031122383 is an apocalyptic number.
30031122383 is a deficient number, since it is larger than the sum of its proper divisors (1).
30031122383 is an equidigital number, since it uses as much as digits as its factorization.
30031122383 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 30031122383 its reverse (38322113003), we get a palindrome (68353235386).
The spelling of 30031122383 in words is "thirty billion, thirty-one million, one hundred twenty-two thousand, three hundred eighty-three".
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