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6300081 = 321741177
BaseRepresentation
bin11000000010000110110001
3102212002002100
4120002012301
53103100311
6343011013
7104356404
oct30020661
912762070
106300081
113613387
122139a69
1313c7778
14b9dd3b
15846a56
hex6021b1

6300081 has 12 divisors (see below), whose sum is σ = 9635652. Its totient is φ = 3952896.

The previous prime is 6300061. The next prime is 6300083. The reversal of 6300081 is 1800036.

It can be written as a sum of positive squares in 2 ways, for example, as 3272481 + 3027600 = 1809^2 + 1740^2 .

It is not a de Polignac number, because 6300081 - 26 = 6300017 is a prime.

It is a super-2 number, since 2×63000812 = 79382041213122, which contains 22 as substring.

6300081 is a modest number, since divided by 81 gives 63 as remainder.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6300083) 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, 20436 + ... + 20741.

It is an arithmetic number, because the mean of its divisors is an integer number (802971).

Almost surely, 26300081 is an apocalyptic number.

It is an amenable number.

6300081 is a deficient number, since it is larger than the sum of its proper divisors (3335571).

6300081 is a wasteful number, since it uses less digits than its factorization.

6300081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41200 (or 41197 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 6300081 is about 2509.9962151366. The cubic root of 6300081 is about 184.6922665763.

The spelling of 6300081 in words is "six million, three hundred thousand, eighty-one".

Divisors: 1 3 9 17 51 153 41177 123531 370593 700009 2100027 6300081