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602000001 = 3266888889
BaseRepresentation
bin100011111000011…
…100101010000001
31112221202202202100
4203320130222001
52213103000001
6135422541013
720626626021
oct4370345201
91487682670
10602000001
112898a4569
12149737769
1397949025
1459d47a81
1537cb5586
hex23e1ca81

602000001 has 6 divisors (see below), whose sum is σ = 869555570. Its totient is φ = 401333328.

The previous prime is 601999997. The next prime is 602000029. The reversal of 602000001 is 100000206.

It can be written as a sum of positive squares in only one way, i.e., 515063025 + 86936976 = 22695^2 + 9324^2 .

It is not a de Polignac number, because 602000001 - 22 = 601999997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 66888889 = 602000001 / (6 + 0 + 2 + 0 + 0 + 0 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (602000041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33444436 + ... + 33444453.

Almost surely, 2602000001 is an apocalyptic number.

It is an amenable number.

602000001 is a deficient number, since it is larger than the sum of its proper divisors (267555569).

602000001 is a wasteful number, since it uses less digits than its factorization.

602000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66888895 (or 66888892 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 602000001 is about 24535.6883131491. The cubic root of 602000001 is about 844.3687738243.

Adding to 602000001 its reverse (100000206), we get a palindrome (702000207).

The spelling of 602000001 in words is "six hundred two million, one", and thus it is an aban number.

Divisors: 1 3 9 66888889 200666667 602000001