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12413013 = 34137671
BaseRepresentation
bin101111010110…
…100001010101
3212100122110020
4233112201111
511134204023
61122015353
7210336354
oct57264125
925318406
1012413013
117009098
1241a7559
132757ca2
14191199b
151152de3
hexbd6855

12413013 has 4 divisors (see below), whose sum is σ = 16550688. Its totient is φ = 8275340.

The previous prime is 12413003. The next prime is 12413017. The reversal of 12413013 is 31031421.

12413013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12413013 - 24 = 12412997 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12412983 and 12413001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12413017) 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 3 ways as a sum of consecutive naturals, for example, 2068833 + ... + 2068838.

It is an arithmetic number, because the mean of its divisors is an integer number (4137672).

Almost surely, 212413013 is an apocalyptic number.

It is an amenable number.

12413013 is a deficient number, since it is larger than the sum of its proper divisors (4137675).

12413013 is an equidigital number, since it uses as much as digits as its factorization.

12413013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137674.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 12413013 is about 3523.2106096570. The cubic root of 12413013 is about 231.5398442087.

Adding to 12413013 its reverse (31031421), we get a palindrome (43444434).

The spelling of 12413013 in words is "twelve million, four hundred thirteen thousand, thirteen".

Divisors: 1 3 4137671 12413013