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2830086 = 23377487
BaseRepresentation
bin1010110010111100000110
312022210011000
422302330012
51211030321
6140354130
733024660
oct12627406
95283130
102830086
111663316
12b45946
1378120c
14539530
153ad826
hex2b2f06

2830086 has 32 divisors (see below), whose sum is σ = 7188480. Its totient is φ = 808488.

The previous prime is 2830073. The next prime is 2830097. The reversal of 2830086 is 6800382.

2830086 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3366 + ... + 4121.

It is an arithmetic number, because the mean of its divisors is an integer number (224640).

22830086 is an apocalyptic number.

2830086 is an abundant number, since it is smaller than the sum of its proper divisors (4358394).

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

2830086 is a wasteful number, since it uses less digits than its factorization.

2830086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7505 (or 7499 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 2830086 is about 1682.2859447787. The cubic root of 2830086 is about 141.4489987548.

The spelling of 2830086 in words is "two million, eight hundred thirty thousand, eighty-six".

Divisors: 1 2 3 6 7 9 14 18 21 27 42 54 63 126 189 378 7487 14974 22461 44922 52409 67383 104818 134766 157227 202149 314454 404298 471681 943362 1415043 2830086