Base | Representation |
---|---|
bin | 100110110101… |
… | …011010000111 |
3 | 201011012122121 |
4 | 212311122013 |
5 | 10101231411 |
6 | 1002110411 |
7 | 152346655 |
oct | 46653207 |
9 | 21135577 |
10 | 10180231 |
11 | 5823616 |
12 | 34ab407 |
13 | 2155909 |
14 | 14cddd5 |
15 | d61571 |
hex | 9b5687 |
10180231 has 2 divisors, whose sum is σ = 10180232. Its totient is φ = 10180230.
The previous prime is 10180169. The next prime is 10180241. The reversal of 10180231 is 13208101.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10180231 - 211 = 10178183 is a prime.
It is a super-2 number, since 2×101802312 = 207274206426722, which contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10180241) 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 as a sum of consecutive naturals, namely, 5090115 + 5090116.
It is an arithmetic number, because the mean of its divisors is an integer number (5090116).
Almost surely, 210180231 is an apocalyptic number.
10180231 is a deficient number, since it is larger than the sum of its proper divisors (1).
10180231 is an equidigital number, since it uses as much as digits as its factorization.
10180231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 48, while the sum is 16.
The square root of 10180231 is about 3190.6474264638. The cubic root of 10180231 is about 216.7300897826.
Adding to 10180231 its reverse (13208101), we get a palindrome (23388332).
The spelling of 10180231 in words is "ten million, one hundred eighty thousand, two hundred thirty-one".
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