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2790293 = 11298747
BaseRepresentation
bin1010101001001110010101
312020202120012
422221032111
51203242133
6135450005
732500652
oct12511625
95222505
102790293
111636430
12b26905
1376907c
14528c29
153a1b48
hex2a9395

2790293 has 8 divisors (see below), whose sum is σ = 3149280. Its totient is φ = 2448880.

The previous prime is 2790289. The next prime is 2790299. The reversal of 2790293 is 3920972.

2790293 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 2790293 - 22 = 2790289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2790299) 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 7 ways as a sum of consecutive naturals, for example, 4055 + ... + 4692.

It is an arithmetic number, because the mean of its divisors is an integer number (393660).

22790293 is an apocalyptic number.

It is an amenable number.

2790293 is a deficient number, since it is larger than the sum of its proper divisors (358987).

2790293 is a wasteful number, since it uses less digits than its factorization.

2790293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8787.

The product of its (nonzero) digits is 6804, while the sum is 32.

The square root of 2790293 is about 1670.4170138022. The cubic root of 2790293 is about 140.7829095615.

The spelling of 2790293 in words is "two million, seven hundred ninety thousand, two hundred ninety-three".

Divisors: 1 11 29 319 8747 96217 253663 2790293