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2660214 = 23443369
BaseRepresentation
bin1010001001011101110110
312000011010110
422021131312
51140111324
6133003450
731416504
oct12113566
95004113
102660214
111557727
12a83586
13721abb
144d3674
15378329
hex289776

2660214 has 8 divisors (see below), whose sum is σ = 5320440. Its totient is φ = 886736.

The previous prime is 2660183. The next prime is 2660219. The reversal of 2660214 is 4120662.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2660214 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2660219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221679 + ... + 221690.

It is an arithmetic number, because the mean of its divisors is an integer number (665055).

22660214 is an apocalyptic number.

2660214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2660214 is a wasteful number, since it uses less digits than its factorization.

2660214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443374.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2660214 is about 1631.0162476199. The cubic root of 2660214 is about 138.5603138021.

Adding to 2660214 its reverse (4120662), we get a palindrome (6780876).

The spelling of 2660214 in words is "two million, six hundred sixty thousand, two hundred fourteen".

Divisors: 1 2 3 6 443369 886738 1330107 2660214