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13424307 = 313344213
BaseRepresentation
bin110011001101…
…011010110011
3221021000200120
4303031122303
511414034212
61155421323
7222050631
oct63153263
927230616
1013424307
117639976
1245b4843
132a203a0
141ad6351
1512a288c
hexccd6b3

13424307 has 8 divisors (see below), whose sum is σ = 19275984. Its totient is φ = 8261088.

The previous prime is 13424297. The next prime is 13424311. The reversal of 13424307 is 70342431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13424307 - 24 = 13424291 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (13424347) 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, 172068 + ... + 172145.

It is an arithmetic number, because the mean of its divisors is an integer number (2409498).

Almost surely, 213424307 is an apocalyptic number.

13424307 is a deficient number, since it is larger than the sum of its proper divisors (5851677).

13424307 is a wasteful number, since it uses less digits than its factorization.

13424307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344229.

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 13424307 is about 3663.9196224808. The cubic root of 13424307 is about 237.6643044046.

Adding to 13424307 its reverse (70342431), we get a palindrome (83766738).

It can be divided in two parts, 13424 and 307, that added together give a palindrome (13731).

The spelling of 13424307 in words is "thirteen million, four hundred twenty-four thousand, three hundred seven".

Divisors: 1 3 13 39 344213 1032639 4474769 13424307