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108115075 = 5235312251
BaseRepresentation
bin1100111000110…
…11010010000011
321112102211000001
412130123102003
5210134140300
614421140431
72451651205
oct634332203
9245384001
10108115075
1156034502
123025a717
1319525423
1410504775
15975916a
hex671b483

108115075 has 12 divisors (see below), whose sum is σ = 134453448. Its totient is φ = 86240000.

The previous prime is 108115061. The next prime is 108115079. The reversal of 108115075 is 570511801.

It is not a de Polignac number, because 108115075 - 25 = 108115043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (108115079) 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 11 ways as a sum of consecutive naturals, for example, 2700 + ... + 14950.

It is an arithmetic number, because the mean of its divisors is an integer number (11204454).

Almost surely, 2108115075 is an apocalyptic number.

108115075 is a deficient number, since it is larger than the sum of its proper divisors (26338373).

108115075 is a wasteful number, since it uses less digits than its factorization.

108115075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12614 (or 12609 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 28.

The square root of 108115075 is about 10397.8399199064. The cubic root of 108115075 is about 476.3893946048.

Adding to 108115075 its reverse (570511801), we get a palindrome (678626876).

The spelling of 108115075 in words is "one hundred eight million, one hundred fifteen thousand, seventy-five".

Divisors: 1 5 25 353 1765 8825 12251 61255 306275 4324603 21623015 108115075