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27413161 = 186714683
BaseRepresentation
bin110100010010…
…0101010101001
31220120201210021
41220210222221
524004210121
62415320441
7452002516
oct150445251
956521707
1027413161
1114523a06
129220121
1358aa709
1438d830d
152617641
hex1a24aa9

27413161 has 4 divisors (see below), whose sum is σ = 27429712. Its totient is φ = 27396612.

The previous prime is 27413159. The next prime is 27413203. The reversal of 27413161 is 16131472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 27413161 - 21 = 27413159 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27413101) by changing a digit.

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, 5475 + ... + 9208.

It is an arithmetic number, because the mean of its divisors is an integer number (6857428).

Almost surely, 227413161 is an apocalyptic number.

It is an amenable number.

27413161 is a deficient number, since it is larger than the sum of its proper divisors (16551).

27413161 is a wasteful number, since it uses less digits than its factorization.

27413161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16550.

The product of its digits is 1008, while the sum is 25.

The square root of 27413161 is about 5235.7579203015. The cubic root of 27413161 is about 301.5224863068.

The spelling of 27413161 in words is "twenty-seven million, four hundred thirteen thousand, one hundred sixty-one".

Divisors: 1 1867 14683 27413161