Base | Representation |
---|---|
bin | 100110111010… |
… | …011100100101 |
3 | 201012020221222 |
4 | 212322130211 |
5 | 10102411434 |
6 | 1002350125 |
7 | 152464100 |
oct | 46723445 |
9 | 21166858 |
10 | 10200869 |
11 | 5838078 |
12 | 34bb345 |
13 | 2162123 |
14 | 14d7737 |
15 | d6772e |
hex | 9ba725 |
10200869 has 12 divisors (see below), whose sum is σ = 11918700. Its totient is φ = 8705088.
The previous prime is 10200859. The next prime is 10200877. The reversal of 10200869 is 96800201.
It can be written as a sum of positive squares in 2 ways, for example, as 8850625 + 1350244 = 2975^2 + 1162^2 .
It is not a de Polignac number, because 10200869 - 28 = 10200613 is a prime.
It is a super-2 number, since 2×102008692 = 208115456710322, which contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10200809) 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 11 ways as a sum of consecutive naturals, for example, 19787 + ... + 20295.
It is an arithmetic number, because the mean of its divisors is an integer number (993225).
Almost surely, 210200869 is an apocalyptic number.
It is an amenable number.
10200869 is a deficient number, since it is larger than the sum of its proper divisors (1717831).
10200869 is an equidigital number, since it uses as much as digits as its factorization.
10200869 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 932 (or 925 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 26.
The square root of 10200869 is about 3193.8799288640. The cubic root of 10200869 is about 216.8764471828.
The spelling of 10200869 in words is "ten million, two hundred thousand, eight hundred sixty-nine".
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