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27095013 = 331191229
BaseRepresentation
bin110011101011…
…0111111100101
31212222120101000
41213112333211
523414020023
62404423513
7446206131
oct147267745
955876330
1027095013
1114326980
1290a7b99
1357c896a
1438543c1
1525a3243
hex19d6fe5

27095013 has 16 divisors (see below), whose sum is σ = 43790400. Its totient is φ = 16421040.

The previous prime is 27095011. The next prime is 27095039. The reversal of 27095013 is 31059072.

It is not a de Polignac number, because 27095013 - 21 = 27095011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27095011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45318 + ... + 45911.

It is an arithmetic number, because the mean of its divisors is an integer number (2736900).

Almost surely, 227095013 is an apocalyptic number.

It is an amenable number.

27095013 is a deficient number, since it is larger than the sum of its proper divisors (16695387).

27095013 is a wasteful number, since it uses less digits than its factorization.

27095013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91249 (or 91243 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 27095013 is about 5205.2870237865. The cubic root of 27095013 is about 300.3514880264.

The spelling of 27095013 in words is "twenty-seven million, ninety-five thousand, thirteen".

Divisors: 1 3 9 11 27 33 99 297 91229 273687 821061 1003519 2463183 3010557 9031671 27095013