Base | Representation |
---|---|
bin | 100101010110001101… |
… | …0111011100100001001 |
3 | 21200000102111110200112 |
4 | 1022230122323210021 |
5 | 2303223222332301 |
6 | 100502214244105 |
7 | 5536325021423 |
oct | 1125432734411 |
9 | 250012443615 |
10 | 80202152201 |
11 | 3101702a016 |
12 | 13663656635 |
13 | 7741c938c2 |
14 | 3c4b95b813 |
15 | 21461009bb |
hex | 12ac6bb909 |
80202152201 has 2 divisors, whose sum is σ = 80202152202. Its totient is φ = 80202152200.
The previous prime is 80202152197. The next prime is 80202152213. The reversal of 80202152201 is 10225120208.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 54030678025 + 26171474176 = 232445^2 + 161776^2 .
It is a cyclic number.
It is not a de Polignac number, because 80202152201 - 22 = 80202152197 is a prime.
It is not a weakly prime, because it can be changed into another prime (80202152291) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40101076100 + 40101076101.
It is an arithmetic number, because the mean of its divisors is an integer number (40101076101).
Almost surely, 280202152201 is an apocalyptic number.
It is an amenable number.
80202152201 is a deficient number, since it is larger than the sum of its proper divisors (1).
80202152201 is an equidigital number, since it uses as much as digits as its factorization.
80202152201 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 640, while the sum is 23.
Adding to 80202152201 its reverse (10225120208), we get a palindrome (90427272409).
The spelling of 80202152201 in words is "eighty billion, two hundred two million, one hundred fifty-two thousand, two hundred one".
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