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2790046 = 27199289
BaseRepresentation
bin1010101001001010011110
312020202020001
422221022132
51203240141
6135444514
732500150
oct12511236
95222201
102790046
111636226
12b2673a
13768c1c
14528ad0
153a1a31
hex2a929e

2790046 has 8 divisors (see below), whose sum is σ = 4782960. Its totient is φ = 1195728.

The previous prime is 2790041. The next prime is 2790077. The reversal of 2790046 is 6400972.

2790046 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 junction number, because it is equal to n+sod(n) for n = 2789996 and 2790023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2790041) 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 3 ways as a sum of consecutive naturals, for example, 99631 + ... + 99658.

It is an arithmetic number, because the mean of its divisors is an integer number (597870).

22790046 is an apocalyptic number.

2790046 is a deficient number, since it is larger than the sum of its proper divisors (1992914).

2790046 is a wasteful number, since it uses less digits than its factorization.

2790046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199298.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 2790046 is about 1670.3430785321. The cubic root of 2790046 is about 140.7787553497.

The spelling of 2790046 in words is "two million, seven hundred ninety thousand, forty-six".

Divisors: 1 2 7 14 199289 398578 1395023 2790046