Base | Representation |
---|---|
bin | 11100001000110110… |
… | …010011001011000111 |
3 | 2212222121111202111101 |
4 | 130020312103023013 |
5 | 443334041114421 |
6 | 21514010120531 |
7 | 2116466105401 |
oct | 341066231307 |
9 | 85877452441 |
10 | 30213223111 |
11 | 118a4638785 |
12 | 5a32420147 |
13 | 2b065cc016 |
14 | 16688adb71 |
15 | bbc6e6191 |
hex | 708d932c7 |
30213223111 has 8 divisors (see below), whose sum is σ = 30524755184. Its totient is φ = 29903230080.
The previous prime is 30213223081. The next prime is 30213223133. The reversal of 30213223111 is 11132231203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30213223111 - 211 = 30213221063 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30213223151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 345276 + ... + 423841.
It is an arithmetic number, because the mean of its divisors is an integer number (3815594398).
Almost surely, 230213223111 is an apocalyptic number.
30213223111 is a deficient number, since it is larger than the sum of its proper divisors (311532073).
30213223111 is a wasteful number, since it uses less digits than its factorization.
30213223111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 769521.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 30213223111 its reverse (11132231203), we get a palindrome (41345454314).
The spelling of 30213223111 in words is "thirty billion, two hundred thirteen million, two hundred twenty-three thousand, one hundred eleven".
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