Base | Representation |
---|---|
bin | 1011011100111010000110 |
3 | 12122111221211 |
4 | 23130322012 |
5 | 1232030430 |
6 | 144202034 |
7 | 34342105 |
oct | 13347206 |
9 | 5574854 |
10 | 3001990 |
11 | 1770492 |
12 | 100931a |
13 | 811534 |
14 | 58203c |
15 | 3e472a |
hex | 2dce86 |
3001990 has 16 divisors (see below), whose sum is σ = 5426352. Its totient is φ = 1195744.
The previous prime is 3001963. The next prime is 3001991. The reversal of 3001990 is 991003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3001991) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2697 + ... + 3643.
It is an arithmetic number, because the mean of its divisors is an integer number (339147).
Almost surely, 23001990 is an apocalyptic number.
3001990 is a deficient number, since it is larger than the sum of its proper divisors (2424362).
3001990 is a wasteful number, since it uses less digits than its factorization.
3001990 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1271.
The product of its (nonzero) digits is 243, while the sum is 22.
The square root of 3001990 is about 1732.6251758531. The cubic root of 3001990 is about 144.2568397227.
Adding to 3001990 its reverse (991003), we get a palindrome (3992993).
The spelling of 3001990 in words is "three million, one thousand, nine hundred ninety".
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