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64338201 = 3214894801
BaseRepresentation
bin1111010101101…
…1100100011001
311111001201102100
43311123210121
5112432310301
610214554013
71410602634
oct365334431
9144051370
1064338201
1133354274
1219668909
1310438755
14878ac1b
1559ad286
hex3d5b919

64338201 has 12 divisors (see below), whose sum is σ = 93014740. Its totient is φ = 42854400.

The previous prime is 64338193. The next prime is 64338203. The reversal of 64338201 is 10283346.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24950025 + 39388176 = 4995^2 + 6276^2 .

It is not a de Polignac number, because 64338201 - 23 = 64338193 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64338203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11001 + ... + 15801.

Almost surely, 264338201 is an apocalyptic number.

It is an amenable number.

64338201 is a deficient number, since it is larger than the sum of its proper divisors (28676539).

64338201 is a wasteful number, since it uses less digits than its factorization.

64338201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6296 (or 6293 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 64338201 is about 8021.1097112557. The cubic root of 64338201 is about 400.7033479459.

The spelling of 64338201 in words is "sixty-four million, three hundred thirty-eight thousand, two hundred one".

Divisors: 1 3 9 1489 4467 4801 13401 14403 43209 7148689 21446067 64338201