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2012260 = 225100613
BaseRepresentation
bin111101011010001100100
310210020022011
413223101210
51003343020
6111044004
723050435
oct7532144
93706264
102012260
111154928
12810604
13555bb3
143a548c
1529b35a
hex1eb464

2012260 has 12 divisors (see below), whose sum is σ = 4225788. Its totient is φ = 804896.

The previous prime is 2012243. The next prime is 2012287. The reversal of 2012260 is 622102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1028196 + 984064 = 1014^2 + 992^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2012260.

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 3 ways as a sum of consecutive naturals, for example, 50287 + ... + 50326.

It is an arithmetic number, because the mean of its divisors is an integer number (352149).

22012260 is an apocalyptic number.

2012260 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2012260 is an abundant number, since it is smaller than the sum of its proper divisors (2213528).

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

2012260 is a wasteful number, since it uses less digits than its factorization.

2012260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100622 (or 100620 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2012260 is about 1418.5415045038. The cubic root of 2012260 is about 126.2490245979.

Adding to 2012260 its reverse (622102), we get a palindrome (2634362).

The spelling of 2012260 in words is "two million, twelve thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 100613 201226 402452 503065 1006130 2012260