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103102075 = 5219217057
BaseRepresentation
bin1100010010100…
…11011001111011
321012000010110101
412021103121323
5202343231300
614121500231
72361232066
oct611233173
9235003411
10103102075
115322012a
122a641677
131848b75b
14d99b8dd
1590b8b6a
hex625367b

103102075 has 12 divisors (see below), whose sum is σ = 134575960. Its totient is φ = 78140160.

The previous prime is 103102033. The next prime is 103102081. The reversal of 103102075 is 570201301.

It is not a de Polignac number, because 103102075 - 213 = 103093883 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108054 + ... + 109003.

Almost surely, 2103102075 is an apocalyptic number.

103102075 is a deficient number, since it is larger than the sum of its proper divisors (31473885).

103102075 is a wasteful number, since it uses less digits than its factorization.

103102075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217086 (or 217081 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 103102075 is about 10153.9191940846. The cubic root of 103102075 is about 468.9096120154.

Adding to 103102075 its reverse (570201301), we get a palindrome (673303376).

The spelling of 103102075 in words is "one hundred three million, one hundred two thousand, seventy-five".

Divisors: 1 5 19 25 95 475 217057 1085285 4124083 5426425 20620415 103102075