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48838042 = 21117671949
BaseRepresentation
bin1011101001001…
…1010110011010
310101220020012101
42322103112122
5100000304132
64502434014
71132054651
oct272232632
9111806171
1048838042
1125627820
121443290a
13a16c566
1466b4198
15444a7e7
hex2e9359a

48838042 has 32 divisors (see below), whose sum is σ = 85924800. Its totient is φ = 20570880.

The previous prime is 48838007. The next prime is 48838043. The reversal of 48838042 is 24083884.

It is a junction number, because it is equal to n+sod(n) for n = 48837992 and 48838010.

It is not an unprimeable number, because it can be changed into a prime (48838043) 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, 24084 + ... + 26032.

It is an arithmetic number, because the mean of its divisors is an integer number (2685150).

Almost surely, 248838042 is an apocalyptic number.

48838042 is a deficient number, since it is larger than the sum of its proper divisors (37086758).

48838042 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (48838041) it forms an eRAP, since the sums of their prime factors are consecutive (2045 and 2046).

48838042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046.

The product of its (nonzero) digits is 49152, while the sum is 37.

The square root of 48838042 is about 6988.4219964166. The cubic root of 48838042 is about 365.5269601212.

The spelling of 48838042 in words is "forty-eight million, eight hundred thirty-eight thousand, forty-two".

Divisors: 1 2 11 17 22 34 67 134 187 374 737 1139 1474 1949 2278 3898 12529 21439 25058 33133 42878 66266 130583 261166 364463 728926 1436413 2219911 2872826 4439822 24419021 48838042