Search a number
-
+
49191248 = 244097517
BaseRepresentation
bin1011101110100…
…1100101010000
310102120011201002
42323221211100
5100043104443
64514201132
71135055501
oct273514520
9112504632
1049191248
1125849127
12145831a8
13a264262
146766ba8
1544ba2b8
hex2ee9950

49191248 has 20 divisors (see below), whose sum is σ = 95553780. Its totient is φ = 24532224.

The previous prime is 49191239. The next prime is 49191253. The reversal of 49191248 is 84219194.

49191248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 45535504 + 3655744 = 6748^2 + 1912^2 .

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 2786 + ... + 10302.

It is an arithmetic number, because the mean of its divisors is an integer number (4777689).

Almost surely, 249191248 is an apocalyptic number.

It is an amenable number.

49191248 is a deficient number, since it is larger than the sum of its proper divisors (46362532).

49191248 is a wasteful number, since it uses less digits than its factorization.

49191248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7934 (or 7928 counting only the distinct ones).

The product of its digits is 20736, while the sum is 38.

The square root of 49191248 is about 7013.6472680054. The cubic root of 49191248 is about 366.4060311231.

The spelling of 49191248 in words is "forty-nine million, one hundred ninety-one thousand, two hundred forty-eight".

Divisors: 1 2 4 8 16 409 818 1636 3272 6544 7517 15034 30068 60136 120272 3074453 6148906 12297812 24595624 49191248