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27138362 = 213569181
BaseRepresentation
bin110011110000…
…1100100111010
31220001202211112
41213201210322
523421411422
62405400322
7446446406
oct147414472
956052745
1027138362
11143564a9
1291090a2
135812604
143866106
1525b0ee2
hex19e193a

27138362 has 4 divisors (see below), whose sum is σ = 40707546. Its totient is φ = 13569180.

The previous prime is 27138343. The next prime is 27138373. The reversal of 27138362 is 26383172.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22477081 + 4661281 = 4741^2 + 2159^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6784589 + ... + 6784592.

Almost surely, 227138362 is an apocalyptic number.

27138362 is a deficient number, since it is larger than the sum of its proper divisors (13569184).

27138362 is a wasteful number, since it uses less digits than its factorization.

27138362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13569183.

The product of its digits is 12096, while the sum is 32.

The square root of 27138362 is about 5209.4492991102. The cubic root of 27138362 is about 300.5115789791.

The spelling of 27138362 in words is "twenty-seven million, one hundred thirty-eight thousand, three hundred sixty-two".

Divisors: 1 2 13569181 27138362