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27340756874 = 213670378437
BaseRepresentation
bin11001011101101000…
…101101011110001010
32121120102110100120222
4121131220231132022
5421443213204444
620320555150042
71655346412304
oct313550553612
977512410528
1027340756874
1110660165342
125370445322
13276947b862
1414751c4974
15aa0444eee
hex65da2d78a

27340756874 has 4 divisors (see below), whose sum is σ = 41011135314. Its totient is φ = 13670378436.

The previous prime is 27340756871. The next prime is 27340756897. The reversal of 27340756874 is 47865704372.

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., 27338307649 + 2449225 = 165343^2 + 1565^2 .

It is not an unprimeable number, because it can be changed into a prime (27340756871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6835189217 + ... + 6835189220.

Almost surely, 227340756874 is an apocalyptic number.

27340756874 is a deficient number, since it is larger than the sum of its proper divisors (13670378440).

27340756874 is a wasteful number, since it uses less digits than its factorization.

27340756874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13670378439.

The product of its (nonzero) digits is 7902720, while the sum is 53.

The spelling of 27340756874 in words is "twenty-seven billion, three hundred forty million, seven hundred fifty-six thousand, eight hundred seventy-four".

Divisors: 1 2 13670378437 27340756874