Base | Representation |
---|---|
bin | 1011001101010010011101 |
3 | 12112021012022 |
4 | 23031102131 |
5 | 1223004023 |
6 | 142545525 |
7 | 33654431 |
oct | 13152235 |
9 | 5467168 |
10 | 2938013 |
11 | 1727411 |
12 | b982a5 |
13 | 7bb390 |
14 | 5669c1 |
15 | 3d07c8 |
hex | 2cd49d |
2938013 has 4 divisors (see below), whose sum is σ = 3164028. Its totient is φ = 2712000.
The previous prime is 2938009. The next prime is 2938021. The reversal of 2938013 is 3108392.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 708964 + 2229049 = 842^2 + 1493^2 .
It is a cyclic number.
It is not a de Polignac number, because 2938013 - 22 = 2938009 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2938003) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112988 + ... + 113013.
It is an arithmetic number, because the mean of its divisors is an integer number (791007).
22938013 is an apocalyptic number.
It is an amenable number.
2938013 is a deficient number, since it is larger than the sum of its proper divisors (226015).
2938013 is a wasteful number, since it uses less digits than its factorization.
2938013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 226014.
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 2938013 is about 1714.0633010481. The cubic root of 2938013 is about 143.2246944346.
The spelling of 2938013 in words is "two million, nine hundred thirty-eight thousand, thirteen".
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