Base | Representation |
---|---|
bin | 1101001111001101011… |
… | …0010011011111101011 |
3 | 210202000100202022112122 |
4 | 3103303112103133223 |
5 | 12211224234304044 |
6 | 252250433301455 |
7 | 22300463455166 |
oct | 3236326233753 |
9 | 722010668478 |
10 | 227421009899 |
11 | 884a325a856 |
12 | 380aaa0488b |
13 | 185a42b9315 |
14 | b015bd6add |
15 | 5db096cdee |
hex | 34f35937eb |
227421009899 has 2 divisors, whose sum is σ = 227421009900. Its totient is φ = 227421009898.
The previous prime is 227421009883. The next prime is 227421009923. The reversal of 227421009899 is 998900124722.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 227421009899 - 24 = 227421009883 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 227421009899.
It is not a weakly prime, because it can be changed into another prime (227421009869) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113710504949 + 113710504950.
It is an arithmetic number, because the mean of its divisors is an integer number (113710504950).
Almost surely, 2227421009899 is an apocalyptic number.
227421009899 is a deficient number, since it is larger than the sum of its proper divisors (1).
227421009899 is an equidigital number, since it uses as much as digits as its factorization.
227421009899 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1306368, while the sum is 53.
The spelling of 227421009899 in words is "two hundred twenty-seven billion, four hundred twenty-one million, nine thousand, eight hundred ninety-nine".
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