Base | Representation |
---|---|
bin | 101101110111… |
… | …000100001110 |
3 | 211121210010101 |
4 | 231313010032 |
5 | 11034201110 |
6 | 1105401314 |
7 | 204120436 |
oct | 55670416 |
9 | 24553111 |
10 | 12022030 |
11 | 6871369 |
12 | 403923a |
13 | 264c037 |
14 | 184d2c6 |
15 | 10c713a |
hex | b7710e |
12022030 has 16 divisors (see below), whose sum is σ = 21855744. Its totient is φ = 4760800.
The previous prime is 12022027. The next prime is 12022033. The reversal of 12022030 is 3022021.
It is an interprime number because it is at equal distance from previous prime (12022027) and next prime (12022033).
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 12021998 and 12022016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12022033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4942 + ... + 6961.
It is an arithmetic number, because the mean of its divisors is an integer number (1365984).
Almost surely, 212022030 is an apocalyptic number.
12022030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12022030 is a deficient number, since it is larger than the sum of its proper divisors (9833714).
12022030 is a wasteful number, since it uses less digits than its factorization.
12022030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12011.
The product of its (nonzero) digits is 24, while the sum is 10.
The square root of 12022030 is about 3467.2799137076. The cubic root of 12022030 is about 229.0828631686.
Adding to 12022030 its reverse (3022021), we get a palindrome (15044051).
Subtracting from 12022030 its reverse (3022021), we obtain a palindrome (9000009).
The spelling of 12022030 in words is "twelve million, twenty-two thousand, thirty".
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