Base | Representation |
---|---|
bin | 1101101111100011000001… |
… | …01100001111000000110111 |
3 | 10222000002201021221212211211 |
4 | 12313301200230033000313 |
5 | 12430120113044300343 |
6 | 144135201415342251 |
7 | 6236252565310324 |
oct | 667614054170067 |
9 | 128002637855754 |
10 | 30221012103223 |
11 | 96a1728521417 |
12 | 348104b981987 |
13 | 13b2aa1a201a6 |
14 | 7669c1d31b4b |
15 | 3761b7c8b79d |
hex | 1b7c60b0f037 |
30221012103223 has 4 divisors (see below), whose sum is σ = 30221502073840. Its totient is φ = 30220522132608.
The previous prime is 30221012103211. The next prime is 30221012103251. The reversal of 30221012103223 is 32230121012203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30221012103223 - 221 = 30221010006071 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30221012103194 and 30221012103203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30221012103203) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 244892778 + ... + 245016151.
It is an arithmetic number, because the mean of its divisors is an integer number (7555375518460).
Almost surely, 230221012103223 is an apocalyptic number.
30221012103223 is a deficient number, since it is larger than the sum of its proper divisors (489970617).
30221012103223 is an equidigital number, since it uses as much as digits as its factorization.
30221012103223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 489970616.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 30221012103223 its reverse (32230121012203), we get a palindrome (62451133115426).
The spelling of 30221012103223 in words is "thirty trillion, two hundred twenty-one billion, twelve million, one hundred three thousand, two hundred twenty-three".
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