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605000001 = 3296954023
BaseRepresentation
bin100100000011111…
…001000101000001
31120011102011222110
4210003321011001
52214340000001
6140011125533
720664262254
oct4403710501
91504364873
10605000001
11290563501
1214a7438a9
1398459688
145a4c909b
15381a93d6
hex240f9141

605000001 has 8 divisors (see below), whose sum is σ = 834482880. Its totient is φ = 389425232.

The previous prime is 604999979. The next prime is 605000003. The reversal of 605000001 is 100000506.

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 605000001 - 213 = 604991809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (605000003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3476925 + ... + 3477098.

It is an arithmetic number, because the mean of its divisors is an integer number (104310360).

Almost surely, 2605000001 is an apocalyptic number.

It is an amenable number.

605000001 is a deficient number, since it is larger than the sum of its proper divisors (229482879).

605000001 is a wasteful number, since it uses less digits than its factorization.

605000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6954055.

The product of its (nonzero) digits is 30, while the sum is 12.

The square root of 605000001 is about 24596.7477728256. The cubic root of 605000001 is about 845.7690562775.

Adding to 605000001 its reverse (100000506), we get a palindrome (705000507).

The spelling of 605000001 in words is "six hundred five million, one", and thus it is an aban number.

Divisors: 1 3 29 87 6954023 20862069 201666667 605000001