Base | Representation |
---|---|
bin | 1000000111110100101111 |
3 | 11000011201020 |
4 | 20013310233 |
5 | 1021113244 |
6 | 113345223 |
7 | 24045402 |
oct | 10076457 |
9 | 4004636 |
10 | 2129199 |
11 | 1224776 |
12 | 868213 |
13 | 5971a7 |
14 | 3d5d39 |
15 | 2c0d19 |
hex | 207d2f |
2129199 has 16 divisors (see below), whose sum is σ = 3048192. Its totient is φ = 1317248.
The previous prime is 2129177. The next prime is 2129203. The reversal of 2129199 is 9919212.
It is a cyclic number.
It is not a de Polignac number, because 2129199 - 25 = 2129167 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2129119) 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, 3982 + ... + 4484.
It is an arithmetic number, because the mean of its divisors is an integer number (190512).
22129199 is an apocalyptic number.
2129199 is a deficient number, since it is larger than the sum of its proper divisors (918993).
2129199 is a wasteful number, since it uses less digits than its factorization.
2129199 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 606.
The product of its digits is 2916, while the sum is 33.
The square root of 2129199 is about 1459.1775080503. The cubic root of 2129199 is about 128.6487046913.
The spelling of 2129199 in words is "two million, one hundred twenty-nine thousand, one hundred ninety-nine".
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