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3086780 = 225154339
BaseRepresentation
bin1011110001100110111100
312210211021012
423301212330
51242234110
6150054352
735144234
oct13614674
95724235
103086780
111819164
12104a3b8
13840cc8
145a4cc4
1540e905
hex2f19bc

3086780 has 12 divisors (see below), whose sum is σ = 6482280. Its totient is φ = 1234704.

The previous prime is 3086779. The next prime is 3086791. The reversal of 3086780 is 876803.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 77150 + ... + 77189.

It is an arithmetic number, because the mean of its divisors is an integer number (540190).

Almost surely, 23086780 is an apocalyptic number.

It is an amenable number.

3086780 is an abundant number, since it is smaller than the sum of its proper divisors (3395500).

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

3086780 is a wasteful number, since it uses less digits than its factorization.

3086780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154348 (or 154346 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 3086780 is about 1756.9234473932. The cubic root of 3086780 is about 145.6024085863.

The spelling of 3086780 in words is "three million, eighty-six thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 154339 308678 617356 771695 1543390 3086780