Base | Representation |
---|---|
bin | 1011010111110111011101 |
3 | 12121110122001 |
4 | 23113313131 |
5 | 1230400331 |
6 | 143522301 |
7 | 34224646 |
oct | 13276735 |
9 | 5543561 |
10 | 2981341 |
11 | 1756a20 |
12 | bb9391 |
13 | 80500c |
14 | 5786cd |
15 | 3dd561 |
hex | 2d7ddd |
2981341 has 16 divisors (see below), whose sum is σ = 3499200. Its totient is φ = 2510080.
The previous prime is 2981339. The next prime is 2981357. The reversal of 2981341 is 1431892.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 2981341 - 21 = 2981339 is a prime.
It is an Ulam number.
It is a Duffinian number.
2981341 is a modest number, since divided by 1341 gives 298 as remainder.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2981311) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19935 + ... + 20083.
It is an arithmetic number, because the mean of its divisors is an integer number (218700).
22981341 is an apocalyptic number.
It is an amenable number.
2981341 is a deficient number, since it is larger than the sum of its proper divisors (517859).
2981341 is a wasteful number, since it uses less digits than its factorization.
2981341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 284.
The product of its digits is 1728, while the sum is 28.
The square root of 2981341 is about 1726.6560166982. The cubic root of 2981341 is about 143.9253245789.
The spelling of 2981341 in words is "two million, nine hundred eighty-one thousand, three hundred forty-one".
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