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27660068 = 229677151
BaseRepresentation
bin110100110000…
…0111100100100
31221001021110222
41221200330210
524040110233
62424503512
7454051412
oct151407444
957037428
1027660068
1114682467
12931ab98
135965c07
1439602b2
152665898
hex1a60f24

27660068 has 12 divisors (see below), whose sum is σ = 48461952. Its totient is φ = 13813800.

The previous prime is 27660019. The next prime is 27660097. The reversal of 27660068 is 86006672.

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 3 ways as a sum of consecutive naturals, for example, 293 + ... + 7443.

It is an arithmetic number, because the mean of its divisors is an integer number (4038496).

Almost surely, 227660068 is an apocalyptic number.

It is an amenable number.

27660068 is a deficient number, since it is larger than the sum of its proper divisors (20801884).

27660068 is a wasteful number, since it uses less digits than its factorization.

27660068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8122 (or 8120 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 27660068 is about 5259.2839816842. The cubic root of 27660068 is about 302.4250407350.

The spelling of 27660068 in words is "twenty-seven million, six hundred sixty thousand, sixty-eight".

Divisors: 1 2 4 967 1934 3868 7151 14302 28604 6915017 13830034 27660068