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64412303 = 174618219
BaseRepresentation
bin1111010110110…
…1101010001111
311111012111001212
43311231222033
5112442143203
610220325035
71411331654
oct365555217
9144174055
1064412303
11333a4a0a
12196a377b
13104633b7
1487a9c2b
1559c51d8
hex3d6da8f

64412303 has 8 divisors (see below), whose sum is σ = 68357520. Its totient is φ = 60484480.

The previous prime is 64412297. The next prime is 64412329. The reversal of 64412303 is 30321446.

It is a happy number.

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 64412303 - 24 = 64412287 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 (64412333) 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, 3728 + ... + 11946.

It is an arithmetic number, because the mean of its divisors is an integer number (8544690).

Almost surely, 264412303 is an apocalyptic number.

64412303 is a deficient number, since it is larger than the sum of its proper divisors (3945217).

64412303 is a wasteful number, since it uses less digits than its factorization.

64412303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8697.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 64412303 is about 8025.7275682644. The cubic root of 64412303 is about 400.8571266064.

Adding to 64412303 its reverse (30321446), we get a palindrome (94733749).

The spelling of 64412303 in words is "sixty-four million, four hundred twelve thousand, three hundred three".

Divisors: 1 17 461 7837 8219 139723 3788959 64412303