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48286239 = 3171949831
BaseRepresentation
bin1011100000110…
…0101000011111
310100212012021020
42320030220133
544330124424
64442535223
71124266131
oct270145037
9110765236
1048286239
1125290191
1214207513
13a008351
1465ad051
15438c079
hex2e0ca1f

48286239 has 16 divisors (see below), whose sum is σ = 71758080. Its totient is φ = 28702080.

The previous prime is 48286229. The next prime is 48286241. The reversal of 48286239 is 93268284.

48286239 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 48286239 - 27 = 48286111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 48286239.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48286219) 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, 23947 + ... + 25884.

It is an arithmetic number, because the mean of its divisors is an integer number (4484880).

Almost surely, 248286239 is an apocalyptic number.

48286239 is a deficient number, since it is larger than the sum of its proper divisors (23471841).

48286239 is a wasteful number, since it uses less digits than its factorization.

48286239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49870.

The product of its digits is 165888, while the sum is 42.

The square root of 48286239 is about 6948.8300454105. The cubic root of 48286239 is about 364.1450911946.

The spelling of 48286239 in words is "forty-eight million, two hundred eighty-six thousand, two hundred thirty-nine".

Divisors: 1 3 17 19 51 57 323 969 49831 149493 847127 946789 2541381 2840367 16095413 48286239