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49074289 = 118775087
BaseRepresentation
bin1011101100110…
…1000001110001
310102100020021021
42323031001301
5100030334124
64511455441
71134060505
oct273150161
9112306237
1049074289
1125779270
1214527581
13a222c54
146736305
1544957e4
hex2ecd071

49074289 has 8 divisors (see below), whose sum is σ = 53607168. Its totient is φ = 44553360.

The previous prime is 49074287. The next prime is 49074299. The reversal of 49074289 is 98247094.

49074289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 49074289 - 21 = 49074287 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49074281) 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, 7104 + ... + 12190.

It is an arithmetic number, because the mean of its divisors is an integer number (6700896).

Almost surely, 249074289 is an apocalyptic number.

It is an amenable number.

49074289 is a deficient number, since it is larger than the sum of its proper divisors (4532879).

49074289 is a wasteful number, since it uses less digits than its factorization.

49074289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5975.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 49074289 is about 7005.3043474213. The cubic root of 49074289 is about 366.1154069855.

The spelling of 49074289 in words is "forty-nine million, seventy-four thousand, two hundred eighty-nine".

Divisors: 1 11 877 5087 9647 55957 4461299 49074289