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64002441 = 329037349
BaseRepresentation
bin1111010000100…
…1100110001001
311110102122211210
43310021212021
5112341034231
610203443333
71405004016
oct364114611
9143378753
1064002441
1133144a88
1219526549
131034b989
14870070d
155943a46
hex3d09989

64002441 has 8 divisors (see below), whose sum is σ = 85377600. Its totient is φ = 42647792.

The previous prime is 64002413. The next prime is 64002451. The reversal of 64002441 is 14420046.

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 64002441 - 27 = 64002313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64002401) 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, 5035 + ... + 12383.

It is an arithmetic number, because the mean of its divisors is an integer number (10672200).

Almost surely, 264002441 is an apocalyptic number.

It is an amenable number.

64002441 is a deficient number, since it is larger than the sum of its proper divisors (21375159).

64002441 is a wasteful number, since it uses less digits than its factorization.

64002441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10255.

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

The square root of 64002441 is about 8000.1525610453. The cubic root of 64002441 is about 400.0050853520.

Adding to 64002441 its reverse (14420046), we get a palindrome (78422487).

The spelling of 64002441 in words is "sixty-four million, two thousand, four hundred forty-one".

Divisors: 1 3 2903 7349 8709 22047 21334147 64002441