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27107271 = 332343651
BaseRepresentation
bin110011101100…
…1111111000111
31220000012012000
41213121333013
523414413041
62405000343
7446256642
oct147317707
956005160
1027107271
1114335104
1290b30b3
135801409
143858a59
1525a6bb6
hex19d9fc7

27107271 has 16 divisors (see below), whose sum is σ = 41905920. Its totient is φ = 17285400.

The previous prime is 27107263. The next prime is 27107279. The reversal of 27107271 is 17270172.

It is an interprime number because it is at equal distance from previous prime (27107263) and next prime (27107279).

It is not a de Polignac number, because 27107271 - 23 = 27107263 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27107279) 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, 21205 + ... + 22446.

It is an arithmetic number, because the mean of its divisors is an integer number (2619120).

Almost surely, 227107271 is an apocalyptic number.

27107271 is a deficient number, since it is larger than the sum of its proper divisors (14798649).

27107271 is a wasteful number, since it uses less digits than its factorization.

27107271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43683 (or 43677 counting only the distinct ones).

The product of its (nonzero) digits is 1372, while the sum is 27.

The square root of 27107271 is about 5206.4643473282. The cubic root of 27107271 is about 300.3967750006.

The spelling of 27107271 in words is "twenty-seven million, one hundred seven thousand, two hundred seventy-one".

Divisors: 1 3 9 23 27 69 207 621 43651 130953 392859 1003973 1178577 3011919 9035757 27107271