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12424673 = 29735869
BaseRepresentation
bin101111011001…
…010111100001
3212101020110002
4233121113201
511140042143
61122145345
7210415352
oct57312741
925336402
1012424673
117016928
1241b2255
1327603a1
141915d29
1511565b8
hexbd95e1

12424673 has 8 divisors (see below), whose sum is σ = 13031400. Its totient is φ = 11829888.

The previous prime is 12424661. The next prime is 12424691. The reversal of 12424673 is 37642421.

It can be written as a sum of positive squares in 4 ways, for example, as 508369 + 11916304 = 713^2 + 3452^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12424673 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12424073) 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, 818 + ... + 5051.

It is an arithmetic number, because the mean of its divisors is an integer number (1628925).

Almost surely, 212424673 is an apocalyptic number.

It is an amenable number.

12424673 is a deficient number, since it is larger than the sum of its proper divisors (606727).

12424673 is an equidigital number, since it uses as much as digits as its factorization.

12424673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5971.

The product of its digits is 8064, while the sum is 29.

The square root of 12424673 is about 3524.8649619524. The cubic root of 12424673 is about 231.6123194865.

The spelling of 12424673 in words is "twelve million, four hundred twenty-four thousand, six hundred seventy-three".

Divisors: 1 29 73 2117 5869 170201 428437 12424673