Base | Representation |
---|---|
bin | 11100001111111100… |
… | …001010100100011011 |
3 | 2220021220101110210212 |
4 | 130033330022210123 |
5 | 444110020414433 |
6 | 21533500201335 |
7 | 2122442312411 |
oct | 341774124433 |
9 | 86256343725 |
10 | 30332201243 |
11 | 11955811813 |
12 | 5a6623924b |
13 | 2b25158a96 |
14 | 167a6012b1 |
15 | bc7d98d48 |
hex | 70ff0a91b |
30332201243 has 2 divisors, whose sum is σ = 30332201244. Its totient is φ = 30332201242.
The previous prime is 30332201233. The next prime is 30332201281. The reversal of 30332201243 is 34210223303.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30332201243 - 222 = 30328006939 is a prime.
It is not a weakly prime, because it can be changed into another prime (30332201233) 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, 15166100621 + 15166100622.
It is an arithmetic number, because the mean of its divisors is an integer number (15166100622).
Almost surely, 230332201243 is an apocalyptic number.
30332201243 is a deficient number, since it is larger than the sum of its proper divisors (1).
30332201243 is an equidigital number, since it uses as much as digits as its factorization.
30332201243 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 23.
Adding to 30332201243 its reverse (34210223303), we get a palindrome (64542424546).
The spelling of 30332201243 in words is "thirty billion, three hundred thirty-two million, two hundred one thousand, two hundred forty-three".
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