Base | Representation |
---|---|
bin | 1100010010101… |
… | …01101000011101 |
3 | 21012000120222020 |
4 | 12021111220131 |
5 | 202344024242 |
6 | 14122010353 |
7 | 2361300510 |
oct | 611255035 |
9 | 235016866 |
10 | 103111197 |
11 | 53226a72 |
12 | 2a6469b9 |
13 | 18492957 |
14 | d9a0d77 |
15 | 90bb6ec |
hex | 6255a1d |
103111197 has 16 divisors (see below), whose sum is σ = 157714560. Its totient is φ = 58698432.
The previous prime is 103111181. The next prime is 103111199. The reversal of 103111197 is 791111301.
It is not a de Polignac number, because 103111197 - 24 = 103111181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103111199) 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 15 ways as a sum of consecutive naturals, for example, 3478 + ... + 14775.
It is an arithmetic number, because the mean of its divisors is an integer number (9857160).
Almost surely, 2103111197 is an apocalyptic number.
It is an amenable number.
103111197 is a deficient number, since it is larger than the sum of its proper divisors (54603363).
103111197 is a wasteful number, since it uses less digits than its factorization.
103111197 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18532.
The product of its (nonzero) digits is 189, while the sum is 24.
The square root of 103111197 is about 10154.3683703124. The cubic root of 103111197 is about 468.9234406001.
Adding to 103111197 its reverse (791111301), we get a palindrome (894222498).
The spelling of 103111197 in words is "one hundred three million, one hundred eleven thousand, one hundred ninety-seven".
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