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27930060 = 22325155167
BaseRepresentation
bin110101010001…
…0110111001100
31221112222211200
41222202313030
524122230220
62434345500
7456254514
oct152426714
957488750
1027930060
11148472a4
12942b290
135a2ba82
1439d0844
1526ba890
hex1aa2dcc

27930060 has 36 divisors (see below), whose sum is σ = 84721728. Its totient is φ = 7447968.

The previous prime is 27930059. The next prime is 27930107. The reversal of 27930060 is 6003972.

It is a tau number, because it is divible by the number of its divisors (36).

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 11 ways as a sum of consecutive naturals, for example, 77404 + ... + 77763.

Almost surely, 227930060 is an apocalyptic number.

27930060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27930060 is an abundant number, since it is smaller than the sum of its proper divisors (56791668).

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

27930060 is a wasteful number, since it uses less digits than its factorization.

27930060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155182 (or 155177 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 27930060 is about 5284.8897812537. The cubic root of 27930060 is about 303.4058542003.

The spelling of 27930060 in words is "twenty-seven million, nine hundred thirty thousand, sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 155167 310334 465501 620668 775835 931002 1396503 1551670 1862004 2327505 2793006 3103340 4655010 5586012 6982515 9310020 13965030 27930060