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27380682 = 2327217307
BaseRepresentation
bin110100001110…
…0101111001010
31220112002020100
41220130233022
524002140212
62414510230
7451506030
oct150345712
956462210
1027380682
111450156a
129205376
1358989b4
1438ca550
15260cbdc
hex1a1cbca

27380682 has 24 divisors (see below), whose sum is σ = 67800096. Its totient is φ = 7823016.

The previous prime is 27380671. The next prime is 27380711. The reversal of 27380682 is 28608372.

It is a happy 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 11 ways as a sum of consecutive naturals, for example, 108528 + ... + 108779.

It is an arithmetic number, because the mean of its divisors is an integer number (2825004).

Almost surely, 227380682 is an apocalyptic number.

27380682 is an abundant number, since it is smaller than the sum of its proper divisors (40419414).

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

27380682 is a wasteful number, since it uses less digits than its factorization.

27380682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217322 (or 217319 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 27380682 is about 5232.6553488645. The cubic root of 27380682 is about 301.4033583812.

The spelling of 27380682 in words is "twenty-seven million, three hundred eighty thousand, six hundred eighty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 217307 434614 651921 1303842 1521149 1955763 3042298 3911526 4563447 9126894 13690341 27380682