Base | Representation |
---|---|
bin | 1000001010100001011101 |
3 | 11000201212122 |
4 | 20022201131 |
5 | 1021442003 |
6 | 113512325 |
7 | 24122543 |
oct | 10124135 |
9 | 4021778 |
10 | 2140253 |
11 | 1232005 |
12 | 8726a5 |
13 | 59c22b |
14 | 3d9d93 |
15 | 2c4238 |
hex | 20a85d |
2140253 has 2 divisors, whose sum is σ = 2140254. Its totient is φ = 2140252.
The previous prime is 2140231. The next prime is 2140267. The reversal of 2140253 is 3520412.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 2137444 + 2809 = 1462^2 + 53^2 .
It is a cyclic number.
It is not a de Polignac number, because 2140253 - 212 = 2136157 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (2140223) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070126 + 1070127.
It is an arithmetic number, because the mean of its divisors is an integer number (1070127).
22140253 is an apocalyptic number.
It is an amenable number.
2140253 is a deficient number, since it is larger than the sum of its proper divisors (1).
2140253 is an equidigital number, since it uses as much as digits as its factorization.
2140253 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 240, while the sum is 17.
The square root of 2140253 is about 1462.9603548969. The cubic root of 2140253 is about 128.8709524133.
Adding to 2140253 its reverse (3520412), we get a palindrome (5660665).
The spelling of 2140253 in words is "two million, one hundred forty thousand, two hundred fifty-three".
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