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2013044244 = 223367145697
BaseRepresentation
bin111011111111100…
…1001111000010100
312012021220020120020
41313333021320110
513110314403434
6531430305140
7100612410441
oct16777117024
95167806506
102013044244
11943346a32
124821b81b0
13261093753
141514d29c8
15bbadc849
hex77fc9e14

2013044244 has 24 divisors (see below), whose sum is σ = 4698485568. Its totient is φ = 670817280.

The previous prime is 2013044227. The next prime is 2013044261. The reversal of 2013044244 is 4424403102.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2013044227) and next prime (2013044261).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21204 + ... + 66900.

It is an arithmetic number, because the mean of its divisors is an integer number (195770232).

Almost surely, 22013044244 is an apocalyptic number.

It is an amenable number.

2013044244 is an abundant number, since it is smaller than the sum of its proper divisors (2685441324).

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

2013044244 is a wasteful number, since it uses less digits than its factorization.

2013044244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49375 (or 49373 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 2013044244 is about 44866.9616087383. The cubic root of 2013044244 is about 1262.6542360206.

Adding to 2013044244 its reverse (4424403102), we get a palindrome (6437447346).

The spelling of 2013044244 in words is "two billion, thirteen million, forty-four thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 12 3671 7342 11013 14684 22026 44052 45697 91394 137091 182788 274182 548364 167753687 335507374 503261061 671014748 1006522122 2013044244