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3000775 = 52294139
BaseRepresentation
bin1011011100100111000111
312122110021211
423130213013
51232011100
6144152251
734335421
oct13344707
95573254
103000775
11176a588
121008687
13810b0b
14581811
153e41ba
hex2dc9c7

3000775 has 12 divisors (see below), whose sum is σ = 3850200. Its totient is φ = 2317280.

The previous prime is 3000761. The next prime is 3000779. The reversal of 3000775 is 5770003.

It is not a de Polignac number, because 3000775 - 25 = 3000743 is a prime.

3000775 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3000779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1345 + ... + 2794.

It is an arithmetic number, because the mean of its divisors is an integer number (320850).

Almost surely, 23000775 is an apocalyptic number.

3000775 is a deficient number, since it is larger than the sum of its proper divisors (849425).

3000775 is a wasteful number, since it uses less digits than its factorization.

3000775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4178 (or 4173 counting only the distinct ones).

The product of its (nonzero) digits is 735, while the sum is 22.

The square root of 3000775 is about 1732.2745163513. The cubic root of 3000775 is about 144.2373753327.

Adding to 3000775 its reverse (5770003), we get a palindrome (8770778).

The spelling of 3000775 in words is "three million, seven hundred seventy-five", and thus it is an aban number.

Divisors: 1 5 25 29 145 725 4139 20695 103475 120031 600155 3000775