Base | Representation |
---|---|
bin | 101111000101… |
… | …001100011101 |
3 | 212020001002210 |
4 | 233011030131 |
5 | 11124421140 |
6 | 1120311033 |
7 | 206622432 |
oct | 57051435 |
9 | 25201083 |
10 | 12342045 |
11 | 6a6a841 |
12 | 4172479 |
13 | 27318b1 |
14 | 18d3b89 |
15 | 113bd80 |
hex | bc531d |
12342045 has 8 divisors (see below), whose sum is σ = 19747296. Its totient is φ = 6582416.
The previous prime is 12342013. The next prime is 12342047. The reversal of 12342045 is 54024321.
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 12342045 - 25 = 12342013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12342047) 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, 411387 + ... + 411416.
It is an arithmetic number, because the mean of its divisors is an integer number (2468412).
Almost surely, 212342045 is an apocalyptic number.
12342045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
12342045 is a deficient number, since it is larger than the sum of its proper divisors (7405251).
12342045 is an equidigital number, since it uses as much as digits as its factorization.
12342045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 822811.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 12342045 is about 3513.1246775485. The cubic root of 12342045 is about 231.0977454073.
Adding to 12342045 its reverse (54024321), we get a palindrome (66366366).
The spelling of 12342045 in words is "twelve million, three hundred forty-two thousand, forty-five".
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