Base | Representation |
---|---|
bin | 101110110001… |
… | …101100000010 |
3 | 212001222111120 |
4 | 232301230002 |
5 | 11114342041 |
6 | 1114453110 |
7 | 206140461 |
oct | 56615402 |
9 | 25058446 |
10 | 12262146 |
11 | 6a15806 |
12 | 4134196 |
13 | 2704410 |
14 | 18b29d8 |
15 | 1123366 |
hex | bb1b02 |
12262146 has 16 divisors (see below), whose sum is σ = 26410944. Its totient is φ = 3772944.
The previous prime is 12262123. The next prime is 12262169. The reversal of 12262146 is 64126221.
It is an interprime number because it is at equal distance from previous prime (12262123) and next prime (12262169).
It is a plaindrome in base 15.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78526 + ... + 78681.
It is an arithmetic number, because the mean of its divisors is an integer number (1650684).
Almost surely, 212262146 is an apocalyptic number.
12262146 is an abundant number, since it is smaller than the sum of its proper divisors (14148798).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12262146 is a wasteful number, since it uses less digits than its factorization.
12262146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 157225.
The product of its digits is 1152, while the sum is 24.
The square root of 12262146 is about 3501.7347129673. The cubic root of 12262146 is about 230.5979776801.
Adding to 12262146 its reverse (64126221), we get a palindrome (76388367).
The spelling of 12262146 in words is "twelve million, two hundred sixty-two thousand, one hundred forty-six".
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