Base | Representation |
---|---|
bin | 100110001101… |
… | …111010111010 |
3 | 200211222210012 |
4 | 212031322322 |
5 | 10031042430 |
6 | 554421522 |
7 | 151104266 |
oct | 46157272 |
9 | 20758705 |
10 | 10018490 |
11 | 5723049 |
12 | 34318a2 |
13 | 20ca101 |
14 | 148b0a6 |
15 | d2d695 |
hex | 98deba |
10018490 has 16 divisors (see below), whose sum is σ = 18521352. Its totient is φ = 3898944.
The previous prime is 10018471. The next prime is 10018511. The reversal of 10018490 is 9481001.
It can be written as a sum of positive squares in 4 ways, for example, as 9991921 + 26569 = 3161^2 + 163^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13169 + ... + 13908.
Almost surely, 210018490 is an apocalyptic number.
10018490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10018490 is a deficient number, since it is larger than the sum of its proper divisors (8502862).
10018490 is a wasteful number, since it uses less digits than its factorization.
10018490 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27121.
The product of its (nonzero) digits is 288, while the sum is 23.
The square root of 10018490 is about 3165.1998357134. The cubic root of 10018490 is about 215.5761722387.
Adding to 10018490 its reverse (9481001), we get a palindrome (19499491).
The spelling of 10018490 in words is "ten million, eighteen thousand, four hundred ninety".
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