Base | Representation |
---|---|
bin | 100110100100… |
… | …1110000111011 |
3 | 1102001112121011 |
4 | 1031021300323 |
5 | 20134200313 |
6 | 2001254351 |
7 | 333624154 |
oct | 115116073 |
9 | 42045534 |
10 | 20225083 |
11 | 1046444a |
12 | 69343b7 |
13 | 4261a08 |
14 | 298692b |
15 | 1b9793d |
hex | 1349c3b |
20225083 has 2 divisors, whose sum is σ = 20225084. Its totient is φ = 20225082.
The previous prime is 20225077. The next prime is 20225123. The reversal of 20225083 is 38052202.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 20225083 - 221 = 18127931 is a prime.
It is not a weakly prime, because it can be changed into another prime (20225683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10112541 + 10112542.
It is an arithmetic number, because the mean of its divisors is an integer number (10112542).
Almost surely, 220225083 is an apocalyptic number.
20225083 is a deficient number, since it is larger than the sum of its proper divisors (1).
20225083 is an equidigital number, since it uses as much as digits as its factorization.
20225083 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 20225083 is about 4497.2305922645. The cubic root of 20225083 is about 272.4562474995.
Adding to 20225083 its reverse (38052202), we get a palindrome (58277285).
The spelling of 20225083 in words is "twenty million, two hundred twenty-five thousand, eighty-three".
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