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108181124 = 2241701941
BaseRepresentation
bin1100111001010…
…11011010000100
321112120011121022
412130223122010
5210143243444
614422410312
72452344602
oct634533204
9245504538
10108181124
115607a097
1230290998
13195494cc
1410520872
15976d9ee
hex672b684

108181124 has 24 divisors (see below), whose sum is σ = 194417496. Its totient is φ = 52640000.

The previous prime is 108181111. The next prime is 108181127. The reversal of 108181124 is 421181801.

It can be written as a sum of positive squares in 4 ways, for example, as 14440000 + 93741124 = 3800^2 + 9682^2 .

It is a junction number, because it is equal to n+sod(n) for n = 108181093 and 108181102.

It is not an unprimeable number, because it can be changed into a prime (108181127) 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 7 ways as a sum of consecutive naturals, for example, 114494 + ... + 115434.

It is an arithmetic number, because the mean of its divisors is an integer number (8100729).

Almost surely, 2108181124 is an apocalyptic number.

It is an amenable number.

108181124 is a deficient number, since it is larger than the sum of its proper divisors (86236372).

108181124 is a wasteful number, since it uses less digits than its factorization.

108181124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687 (or 1685 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 26.

The square root of 108181124 is about 10401.0155273415. The cubic root of 108181124 is about 476.4863858210.

The spelling of 108181124 in words is "one hundred eight million, one hundred eighty-one thousand, one hundred twenty-four".

Divisors: 1 2 4 41 82 164 701 941 1402 1882 2804 3764 28741 38581 57482 77162 114964 154324 659641 1319282 2638564 27045281 54090562 108181124