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48879171 = 3211493729
BaseRepresentation
bin1011101001110…
…1011001000011
310101222022121200
42322131121003
5100003113141
64503352243
71132315605
oct272353103
9111868550
1048879171
1125655710
1214452683
13a1851b3
1466c5175
154457ab6
hex2e9d643

48879171 has 12 divisors (see below), whose sum is σ = 77021880. Its totient is φ = 29623680.

The previous prime is 48879161. The next prime is 48879203. The reversal of 48879171 is 17197884.

It is not a de Polignac number, because 48879171 - 27 = 48879043 is a prime.

It is not an unprimeable number, because it can be changed into a prime (48879151) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246766 + ... + 246963.

It is an arithmetic number, because the mean of its divisors is an integer number (6418490).

Almost surely, 248879171 is an apocalyptic number.

48879171 is a deficient number, since it is larger than the sum of its proper divisors (28142709).

48879171 is a wasteful number, since it uses less digits than its factorization.

48879171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493746 (or 493743 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 48879171 is about 6991.3640300016. The cubic root of 48879171 is about 365.6295409473.

The spelling of 48879171 in words is "forty-eight million, eight hundred seventy-nine thousand, one hundred seventy-one".

Divisors: 1 3 9 11 33 99 493729 1481187 4443561 5431019 16293057 48879171