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12302413 = 53972393
BaseRepresentation
bin101110111011…
…100001001101
3212011000201221
4232323201031
511122134123
61115403341
7206366044
oct56734115
925130657
1012302413
116a42a92
124153551
132719846
1418c355b
15113025d
hexbbb84d

12302413 has 8 divisors (see below), whose sum is σ = 12669048. Its totient is φ = 11940864.

The previous prime is 12302393. The next prime is 12302417. The reversal of 12302413 is 31420321.

It is a happy number.

12302413 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 316969 + 11985444 = 563^2 + 3462^2 .

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 12302413 - 213 = 12294221 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 (12302417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3945 + ... + 6337.

It is an arithmetic number, because the mean of its divisors is an integer number (1583631).

Almost surely, 212302413 is an apocalyptic number.

It is an amenable number.

12302413 is a deficient number, since it is larger than the sum of its proper divisors (366635).

12302413 is an equidigital number, since it uses as much as digits as its factorization.

12302413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2543.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 12302413 is about 3507.4795794131. The cubic root of 12302413 is about 230.8501179725.

Adding to 12302413 its reverse (31420321), we get a palindrome (43722734).

The spelling of 12302413 in words is "twelve million, three hundred two thousand, four hundred thirteen".

Divisors: 1 53 97 2393 5141 126829 232121 12302413