Base | Representation |
---|---|
bin | 1100110000110001011… |
… | …0001011000010010101 |
3 | 202221220221102221100002 |
4 | 3030030112023002111 |
5 | 12043011110033221 |
6 | 244420002301045 |
7 | 21561142153226 |
oct | 3141426130225 |
9 | 687827387302 |
10 | 219250471061 |
11 | 84a901a2016 |
12 | 365aa657785 |
13 | 178a163585b |
14 | a87ca1924d |
15 | 5a834d780b |
hex | 330c58b095 |
219250471061 has 32 divisors (see below), whose sum is σ = 239146992000. Its totient is φ = 200931591936.
The previous prime is 219250471057. The next prime is 219250471067. The reversal of 219250471061 is 160174052912.
It is not a de Polignac number, because 219250471061 - 22 = 219250471057 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (219250471067) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31012235 + ... + 31019303.
It is an arithmetic number, because the mean of its divisors is an integer number (7473343500).
Almost surely, 2219250471061 is an apocalyptic number.
It is an amenable number.
219250471061 is a deficient number, since it is larger than the sum of its proper divisors (19896520939).
219250471061 is an equidigital number, since it uses as much as digits as its factorization.
219250471061 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7286 (or 7252 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 38.
The spelling of 219250471061 in words is "two hundred nineteen billion, two hundred fifty million, four hundred seventy-one thousand, sixty-one".
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