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12414423 = 37591163
BaseRepresentation
bin101111010110…
…110111010111
3212100201101110
4233112313113
511134230143
61122030103
7210343440
oct57266727
925321343
1012414423
11700a15a
1241a8333
132758818
1419122c7
151153533
hexbd6dd7

12414423 has 8 divisors (see below), whose sum is σ = 18917248. Its totient is φ = 7093944.

The previous prime is 12414383. The next prime is 12414433. The reversal of 12414423 is 32441421.

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

It is not a de Polignac number, because 12414423 - 29 = 12413911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 591163 = 12414423 / (1 + 2 + 4 + 1 + 4 + 4 + 2 + 3).

It is a self number, because there is not a number n which added to its sum of digits gives 12414423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12414433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 295561 + ... + 295602.

It is an arithmetic number, because the mean of its divisors is an integer number (2364656).

Almost surely, 212414423 is an apocalyptic number.

12414423 is a deficient number, since it is larger than the sum of its proper divisors (6502825).

12414423 is an equidigital number, since it uses as much as digits as its factorization.

12414423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591173.

The product of its digits is 768, while the sum is 21.

The square root of 12414423 is about 3523.4107055522. The cubic root of 12414423 is about 231.5486107834.

Adding to 12414423 its reverse (32441421), we get a palindrome (44855844).

The spelling of 12414423 in words is "twelve million, four hundred fourteen thousand, four hundred twenty-three".

Divisors: 1 3 7 21 591163 1773489 4138141 12414423