Base | Representation |
---|---|
bin | 100110101001… |
… | …001100110111 |
3 | 201001200001202 |
4 | 212221030313 |
5 | 10043131411 |
6 | 1001043115 |
7 | 152051126 |
oct | 46511467 |
9 | 21050052 |
10 | 10130231 |
11 | 5799aa1 |
12 | 348649b |
13 | 2138c27 |
14 | 14b9abd |
15 | d5183b |
hex | 9a9337 |
10130231 has 2 divisors, whose sum is σ = 10130232. Its totient is φ = 10130230.
The previous prime is 10130213. The next prime is 10130243. The reversal of 10130231 is 13203101.
Together with previous prime (10130213) it forms an Ormiston pair, because they use the same digits, order apart.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10130231 - 222 = 5935927 is a prime.
It is a super-2 number, since 2×101302312 = 205243160226722, which contains 22 as substring.
It is a Sophie Germain prime.
It is a Chen prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10130431) 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, 5065115 + 5065116.
It is an arithmetic number, because the mean of its divisors is an integer number (5065116).
Almost surely, 210130231 is an apocalyptic number.
10130231 is a deficient number, since it is larger than the sum of its proper divisors (1).
10130231 is an equidigital number, since it uses as much as digits as its factorization.
10130231 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 10130231 is about 3182.8023815499. The cubic root of 10130231 is about 216.3746854652.
Adding to 10130231 its reverse (13203101), we get a palindrome (23333332).
The spelling of 10130231 in words is "ten million, one hundred thirty thousand, two hundred thirty-one".
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