Base | Representation |
---|---|
bin | 1100010011100… |
… | …10111011100110 |
3 | 21012020200121000 |
4 | 12021302323212 |
5 | 202411344311 |
6 | 14124334130 |
7 | 2362310421 |
oct | 611627346 |
9 | 235220530 |
10 | 103231206 |
11 | 532a9151 |
12 | 2a6a4346 |
13 | 18505470 |
14 | d9d29b8 |
15 | 90e2056 |
hex | 6272ee6 |
103231206 has 64 divisors (see below), whose sum is σ = 248371200. Its totient is φ = 31593888.
The previous prime is 103231187. The next prime is 103231207. The reversal of 103231206 is 602132301.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (103231207) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 215275 + ... + 215753.
It is an arithmetic number, because the mean of its divisors is an integer number (3880800).
Almost surely, 2103231206 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 103231206, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124185600).
103231206 is an abundant number, since it is smaller than the sum of its proper divisors (145139994).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103231206 is a wasteful number, since it uses less digits than its factorization.
103231206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 810 (or 804 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 103231206 is about 10160.2758820812. The cubic root of 103231206 is about 469.1052935139.
Adding to 103231206 its reverse (602132301), we get a palindrome (705363507).
The spelling of 103231206 in words is "one hundred three million, two hundred thirty-one thousand, two hundred six".
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