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2980484 = 221324409
BaseRepresentation
bin1011010111101010000100
312121102110022
423113222010
51230333414
6143514312
734222313
oct13275204
95542408
102980484
111756311
12bb8998
13804800
1457827a
153dd18e
hex2d7a84

2980484 has 18 divisors (see below), whose sum is σ = 5649210. Its totient is φ = 1375296.

The previous prime is 2980477. The next prime is 2980487. The reversal of 2980484 is 4840892.

2980484 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 3 ways, for example, as 184900 + 2795584 = 430^2 + 1672^2 .

It is not an unprimeable number, because it can be changed into a prime (2980487) by changing a digit.

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, 1529 + ... + 2880.

It is an arithmetic number, because the mean of its divisors is an integer number (313845).

22980484 is an apocalyptic number.

It is an amenable number.

2980484 is a deficient number, since it is larger than the sum of its proper divisors (2668726).

2980484 is a wasteful number, since it uses less digits than its factorization.

2980484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4439 (or 4424 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 2980484 is about 1726.4078313075. The cubic root of 2980484 is about 143.9115325947.

The spelling of 2980484 in words is "two million, nine hundred eighty thousand, four hundred eighty-four".

Divisors: 1 2 4 13 26 52 169 338 676 4409 8818 17636 57317 114634 229268 745121 1490242 2980484