Search a number
-
+
2700018 = 232150001
BaseRepresentation
bin1010010011001011110010
312002011201200
422103023302
51142400033
6133512030
731643526
oct12231362
95064650
102700018
111584622
12aa2616
13736c59
14503d86
15385013
hex2932f2

2700018 has 12 divisors (see below), whose sum is σ = 5850078. Its totient is φ = 900000.

The previous prime is 2699999. The next prime is 2700023. The reversal of 2700018 is 8100072.

2700018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2442969 + 257049 = 1563^2 + 507^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 150001 = 2700018 / (2 + 7 + 0 + 0 + 0 + 1 + 8).

It is a Curzon number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 74983 + ... + 75018.

22700018 is an apocalyptic number.

2700018 is an abundant number, since it is smaller than the sum of its proper divisors (3150060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2700018 is a wasteful number, since it uses less digits than its factorization.

2700018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150009 (or 150006 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 18.

The square root of 2700018 is about 1643.1731497319. The cubic root of 2700018 is about 139.2479744470.

The spelling of 2700018 in words is "two million, seven hundred thousand, eighteen".

Divisors: 1 2 3 6 9 18 150001 300002 450003 900006 1350009 2700018