Search a number
27097 = 7379
BaseRepresentation
bin110100111011001
31101011121
412213121
51331342
6325241
7142000
oct64731
941147
1027097
11193a4
1213821
13c445
149c37
158067
hex69d9

27097 has 8 divisors (see below), whose sum is σ = 32000. Its totient is φ = 22932.

The previous prime is 27091. The next prime is 27103. The reversal of 27097 is 79072.

Subtracting from 27097 its sum of digits (25), we obtain a palindrome (27072).

It is an interprime number because it is at equal distance from previous prime (27091) and next prime (27103).

It is a de Polignac number, because none of the positive numbers 2k-27097 is a prime.

It is a Duffinian number.

27097 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (27091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 304 + ... + 382.

It is an arithmetic number, because the mean of its divisors is an integer number (4000).

227097 is an apocalyptic number.

It is an amenable number.

27097 is a deficient number, since it is larger than the sum of its proper divisors (4903).

27097 is an frugal number, since it uses more digits than its factorization.

27097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 25.

The square root of 27097 is about 164.6116642283. The cubic root of 27097 is about 30.0358829892.

The spelling of 27097 in words is "twenty-seven thousand, ninety-seven".

Divisors: 1 7 49 79 343 553 3871 27097