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66341001 = 353417239
BaseRepresentation
bin1111110100010…
…0100010001001
311121211110202010
43331010202021
5113440403001
610325530133
71433613666
oct375044211
9147743663
1066341001
11344a1a81
121a273949
131098a23c
148b4ca6d
155c568d6
hex3f44889

66341001 has 8 divisors (see below), whose sum is σ = 90123840. Its totient is φ = 43392752.

The previous prime is 66340999. The next prime is 66341003. The reversal of 66341001 is 10014366.

It is an interprime number because it is at equal distance from previous prime (66340999) and next prime (66341003).

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 66341001 - 21 = 66340999 is a prime.

It is a super-2 number, since 2×663410012 = 8802256827364002, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66341003) 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, 208461 + ... + 208778.

It is an arithmetic number, because the mean of its divisors is an integer number (11265480).

Almost surely, 266341001 is an apocalyptic number.

It is an amenable number.

66341001 is a deficient number, since it is larger than the sum of its proper divisors (23782839).

66341001 is a wasteful number, since it uses less digits than its factorization.

66341001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417295.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 66341001 is about 8144.9985267034. The cubic root of 66341001 is about 404.8188002102.

Adding to 66341001 its reverse (10014366), we get a palindrome (76355367).

The spelling of 66341001 in words is "sixty-six million, three hundred forty-one thousand, one".

Divisors: 1 3 53 159 417239 1251717 22113667 66341001