Base | Representation |
---|---|
bin | 1101101111100011000001… |
… | …01100001111000000101011 |
3 | 10222000002201021221212211101 |
4 | 12313301200230033000223 |
5 | 12430120113044300321 |
6 | 144135201415342231 |
7 | 6236252565310306 |
oct | 667614054170053 |
9 | 128002637855741 |
10 | 30221012103211 |
11 | 96a1728521406 |
12 | 348104b981977 |
13 | 13b2aa1a20197 |
14 | 7669c1d31b3d |
15 | 3761b7c8b791 |
hex | 1b7c60b0f02b |
30221012103211 has 2 divisors, whose sum is σ = 30221012103212. Its totient is φ = 30221012103210.
The previous prime is 30221012103203. The next prime is 30221012103251. The reversal of 30221012103211 is 11230121012203.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30221012103211 - 23 = 30221012103203 is a prime.
It is not a weakly prime, because it can be changed into another prime (30221012103251) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15110506051605 + 15110506051606.
It is an arithmetic number, because the mean of its divisors is an integer number (15110506051606).
Almost surely, 230221012103211 is an apocalyptic number.
30221012103211 is a deficient number, since it is larger than the sum of its proper divisors (1).
30221012103211 is an equidigital number, since it uses as much as digits as its factorization.
30221012103211 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 30221012103211 its reverse (11230121012203), we get a palindrome (41451133115414).
The spelling of 30221012103211 in words is "thirty trillion, two hundred twenty-one billion, twelve million, one hundred three thousand, two hundred eleven".
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