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27050091 = 319224977
BaseRepresentation
bin110011100110…
…0000001101011
31212220021202020
41213030001223
523411100331
62403435523
7445631145
oct147140153
955807666
1027050091
11142a6152
129085ba3
1357b1393
143841c95
152594c96
hex19cc06b

27050091 has 12 divisors (see below), whose sum is σ = 38066472. Its totient is φ = 17083584.

The previous prime is 27050039. The next prime is 27050137. The reversal of 27050091 is 19005072.

It is not a de Polignac number, because 27050091 - 29 = 27049579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (27054091) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11406 + ... + 13571.

It is an arithmetic number, because the mean of its divisors is an integer number (3172206).

Almost surely, 227050091 is an apocalyptic number.

27050091 is a deficient number, since it is larger than the sum of its proper divisors (11016381).

27050091 is a wasteful number, since it uses less digits than its factorization.

27050091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25018 (or 24999 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 27050091 is about 5200.9701979535. The cubic root of 27050091 is about 300.1854076120.

The spelling of 27050091 in words is "twenty-seven million, fifty thousand, ninety-one".

Divisors: 1 3 19 57 361 1083 24977 74931 474563 1423689 9016697 27050091