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275344049 = 1134795087
BaseRepresentation
bin10000011010010…
…110101010110001
3201012002221000202
4100122112222301
51030442002144
643153324545
76552246221
oct2032265261
9635087022
10275344049
11131474072
1278266755
1345077396
14287d6081
151928d64e
hex10696ab1

275344049 has 8 divisors (see below), whose sum is σ = 278415360. Its totient is φ = 272284096.

The previous prime is 275344037. The next prime is 275344051. The reversal of 275344049 is 940443572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-275344049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (275344099) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 51584 + ... + 56670.

It is an arithmetic number, because the mean of its divisors is an integer number (34801920).

Almost surely, 2275344049 is an apocalyptic number.

It is an amenable number.

275344049 is a deficient number, since it is larger than the sum of its proper divisors (3071311).

275344049 is a wasteful number, since it uses less digits than its factorization.

275344049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5679.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 275344049 is about 16593.4941769357. The cubic root of 275344049 is about 650.5668026435.

The spelling of 275344049 in words is "two hundred seventy-five million, three hundred forty-four thousand, forty-nine".

Divisors: 1 113 479 5087 54127 574831 2436673 275344049