Base | Representation |
---|---|
bin | 1000000010000010011001 |
3 | 10221222012101 |
4 | 20002002121 |
5 | 1014333442 |
6 | 113043401 |
7 | 23616322 |
oct | 10020231 |
9 | 3858171 |
10 | 2105497 |
11 | 1208989 |
12 | 856561 |
13 | 589474 |
14 | 3cb449 |
15 | 2b8cb7 |
hex | 202099 |
2105497 has 2 divisors, whose sum is σ = 2105498. Its totient is φ = 2105496.
The previous prime is 2105483. The next prime is 2105503. The reversal of 2105497 is 7945012.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 1490841 + 614656 = 1221^2 + 784^2 .
It is a cyclic number.
It is not a de Polignac number, because 2105497 - 211 = 2103449 is a prime.
2105497 is a lucky number.
It is not a weakly prime, because it can be changed into another prime (2105407) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1052748 + 1052749.
It is an arithmetic number, because the mean of its divisors is an integer number (1052749).
22105497 is an apocalyptic number.
It is an amenable number.
2105497 is a deficient number, since it is larger than the sum of its proper divisors (1).
2105497 is an equidigital number, since it uses as much as digits as its factorization.
2105497 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2520, while the sum is 28.
The square root of 2105497 is about 1451.0330802570. The cubic root of 2105497 is about 128.1695547603.
The spelling of 2105497 in words is "two million, one hundred five thousand, four hundred ninety-seven".
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