Base | Representation |
---|---|
bin | 1100010010100… |
… | …11101010010011 |
3 | 21012000011220012 |
4 | 12021103222103 |
5 | 202343244443 |
6 | 14121505135 |
7 | 2361235124 |
oct | 611235223 |
9 | 235004805 |
10 | 103103123 |
11 | 532209a2 |
12 | 2a6421ab |
13 | 1848c086 |
14 | d99c04b |
15 | 90b9118 |
hex | 6253a93 |
103103123 has 4 divisors (see below), whose sum is σ = 104124048. Its totient is φ = 102082200.
The previous prime is 103103107. The next prime is 103103141. The reversal of 103103123 is 321301301.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 103103123 - 24 = 103103107 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 103103098 and 103103107.
It is not an unprimeable number, because it can be changed into a prime (103103183) 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 3 ways as a sum of consecutive naturals, for example, 510311 + ... + 510512.
It is an arithmetic number, because the mean of its divisors is an integer number (26031012).
Almost surely, 2103103123 is an apocalyptic number.
103103123 is a deficient number, since it is larger than the sum of its proper divisors (1020925).
103103123 is a wasteful number, since it uses less digits than its factorization.
103103123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1020924.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 103103123 is about 10153.9707996429. The cubic root of 103103123 is about 468.9112007827.
Adding to 103103123 its reverse (321301301), we get a palindrome (424404424).
The spelling of 103103123 in words is "one hundred three million, one hundred three thousand, one hundred twenty-three".
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