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48491163 = 337256567
BaseRepresentation
bin1011100011111…
…0101010011011
310101020121101000
42320332222123
544403204123
64451200043
71126111440
oct270765233
9111217330
1048491163
1125410146
12142a6023
13a07a6c6
1466239c7
1543ccb43
hex2e3ea9b

48491163 has 16 divisors (see below), whose sum is σ = 82101760. Its totient is φ = 27709128.

The previous prime is 48491141. The next prime is 48491203. The reversal of 48491163 is 36119484.

48491163 is a `hidden beast` number, since 4 + 8 + 491 + 163 = 666.

It is not a de Polignac number, because 48491163 - 213 = 48482971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48491563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128095 + ... + 128472.

It is an arithmetic number, because the mean of its divisors is an integer number (5131360).

Almost surely, 248491163 is an apocalyptic number.

48491163 is a deficient number, since it is larger than the sum of its proper divisors (33610597).

48491163 is a wasteful number, since it uses less digits than its factorization.

48491163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256583 (or 256577 counting only the distinct ones).

The product of its digits is 20736, while the sum is 36.

The square root of 48491163 is about 6963.5596500640. The cubic root of 48491163 is about 364.6595010588.

The spelling of 48491163 in words is "forty-eight million, four hundred ninety-one thousand, one hundred sixty-three".

Divisors: 1 3 7 9 21 27 63 189 256567 769701 1795969 2309103 5387907 6927309 16163721 48491163