Base | Representation |
---|---|
bin | 10011111100001001… |
… | …101101000000110011 |
3 | 2001021010012110202111 |
4 | 103330021231000303 |
5 | 322322012140113 |
6 | 13500304230151 |
7 | 1355365205662 |
oct | 237411550063 |
9 | 61233173674 |
10 | 21410271283 |
11 | 90975a3785 |
12 | 419630b357 |
13 | 203291159b |
14 | 107170cdd9 |
15 | 85498e13d |
hex | 4fc26d033 |
21410271283 has 2 divisors, whose sum is σ = 21410271284. Its totient is φ = 21410271282.
The previous prime is 21410271247. The next prime is 21410271301. The reversal of 21410271283 is 38217201412.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 21410271283 - 217 = 21410140211 is a prime.
It is not a weakly prime, because it can be changed into another prime (21410271683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10705135641 + 10705135642.
It is an arithmetic number, because the mean of its divisors is an integer number (10705135642).
Almost surely, 221410271283 is an apocalyptic number.
21410271283 is a deficient number, since it is larger than the sum of its proper divisors (1).
21410271283 is an equidigital number, since it uses as much as digits as its factorization.
21410271283 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 5376, while the sum is 31.
Adding to 21410271283 its reverse (38217201412), we get a palindrome (59627472695).
The spelling of 21410271283 in words is "twenty-one billion, four hundred ten million, two hundred seventy-one thousand, two hundred eighty-three".
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