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48728361 = 3111639059
BaseRepresentation
bin1011100111100…
…0100100101001
310101200122202010
42321320210221
544433301421
64500230133
71131120123
oct271704451
9111618663
1048728361
1125562380
121439b349
13a131666
146686213
154428076
hex2e78929

48728361 has 16 divisors (see below), whose sum is σ = 71320320. Its totient is φ = 29347920.

The previous prime is 48728357. The next prime is 48728419. The reversal of 48728361 is 16382784.

48728361 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 48728361 - 22 = 48728357 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48728321) 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 15 ways as a sum of consecutive naturals, for example, 850 + ... + 9908.

It is an arithmetic number, because the mean of its divisors is an integer number (4457520).

Almost surely, 248728361 is an apocalyptic number.

It is an amenable number.

48728361 is a deficient number, since it is larger than the sum of its proper divisors (22591959).

48728361 is a wasteful number, since it uses less digits than its factorization.

48728361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9236.

The product of its digits is 64512, while the sum is 39.

The square root of 48728361 is about 6980.5702489123. The cubic root of 48728361 is about 365.2531202284.

The spelling of 48728361 in words is "forty-eight million, seven hundred twenty-eight thousand, three hundred sixty-one".

Divisors: 1 3 11 33 163 489 1793 5379 9059 27177 99649 298947 1476617 4429851 16242787 48728361