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64344411 = 327149379
BaseRepresentation
bin1111010101110…
…1000101011011
311111002000221100
43311131011123
5112433010121
610215042443
71410630015
oct365350533
9144060840
1064344411
11333589aa
1219670423
131043b521
14878d1b5
1559b0026
hex3d5d15b

64344411 has 6 divisors (see below), whose sum is σ = 92941940. Its totient is φ = 42896268.

The previous prime is 64344403. The next prime is 64344433. The reversal of 64344411 is 11444346.

64344411 is a `hidden beast` number, since 643 + 4 + 4 + 4 + 11 = 666.

It is not a de Polignac number, because 64344411 - 23 = 64344403 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (64344481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3574681 + ... + 3574698.

Almost surely, 264344411 is an apocalyptic number.

64344411 is a deficient number, since it is larger than the sum of its proper divisors (28597529).

64344411 is a wasteful number, since it uses less digits than its factorization.

64344411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7149385 (or 7149382 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 64344411 is about 8021.4968054597. The cubic root of 64344411 is about 400.7162396531.

Adding to 64344411 its reverse (11444346), we get a palindrome (75788757).

It can be divided in two parts, 643 and 44411, that added together give a palindrome (45054).

The spelling of 64344411 in words is "sixty-four million, three hundred forty-four thousand, four hundred eleven".

Divisors: 1 3 9 7149379 21448137 64344411