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27160913 = 1319910499
BaseRepresentation
bin110011110011…
…1000101010001
31220002220202202
41213213011101
523423122123
62410052545
7446602223
oct147470521
956086682
1027160913
111437143a
12911a155
13581c960
143870413
1525b7a28
hex19e7151

27160913 has 8 divisors (see below), whose sum is σ = 29400000. Its totient is φ = 24943248.

The previous prime is 27160909. The next prime is 27160919. The reversal of 27160913 is 31906172.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 27160913 - 22 = 27160909 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27160919) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 2663 + ... + 7836.

It is an arithmetic number, because the mean of its divisors is an integer number (3675000).

Almost surely, 227160913 is an apocalyptic number.

It is an amenable number.

27160913 is a deficient number, since it is larger than the sum of its proper divisors (2239087).

27160913 is a wasteful number, since it uses less digits than its factorization.

27160913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10711.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 27160913 is about 5211.6132818927. The cubic root of 27160913 is about 300.5947940283.

The spelling of 27160913 in words is "twenty-seven million, one hundred sixty thousand, nine hundred thirteen".

Divisors: 1 13 199 2587 10499 136487 2089301 27160913