Base | Representation |
---|---|
bin | 100110110111… |
… | …110100000111 |
3 | 201011201011122 |
4 | 212313310013 |
5 | 10102040322 |
6 | 1002224155 |
7 | 152420465 |
oct | 46676407 |
9 | 21151148 |
10 | 10190087 |
11 | 582aa66 |
12 | 34b505b |
13 | 215a24b |
14 | 14d3835 |
15 | d64442 |
hex | 9b7d07 |
10190087 has 2 divisors, whose sum is σ = 10190088. Its totient is φ = 10190086.
The previous prime is 10190077. The next prime is 10190093. The reversal of 10190087 is 78009101.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 10190087 - 212 = 10185991 is a prime.
It is a nialpdrome in base 15.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (10190027) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5095043 + 5095044.
It is an arithmetic number, because the mean of its divisors is an integer number (5095044).
Almost surely, 210190087 is an apocalyptic number.
10190087 is a deficient number, since it is larger than the sum of its proper divisors (1).
10190087 is an equidigital number, since it uses as much as digits as its factorization.
10190087 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 504, while the sum is 26.
The square root of 10190087 is about 3192.1915669333. The cubic root of 10190087 is about 216.8000097017.
Adding to 10190087 its reverse (78009101), we get a palindrome (88199188).
The spelling of 10190087 in words is "ten million, one hundred ninety thousand, eighty-seven".
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