Base | Representation |
---|---|
bin | 10010001100010011101100… |
… | …111000110111101110111001 |
3 | 101111021221102000220002211201 |
4 | 102030103230320313232321 |
5 | 40441343230012334314 |
6 | 442100212421454201 |
7 | 22565401610140156 |
oct | 2214235470675671 |
9 | 344257360802751 |
10 | 80010625121209 |
11 | 2354835200aa52 |
12 | 8b82718571361 |
13 | 3584c7b2026a3 |
14 | 15a876bb5d22d |
15 | 93b3d7627b74 |
hex | 48c4ece37bb9 |
80010625121209 has 2 divisors, whose sum is σ = 80010625121210. Its totient is φ = 80010625121208.
The previous prime is 80010625121191. The next prime is 80010625121221. The reversal of 80010625121209 is 90212152601008.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 79796970397225 + 213654723984 = 8932915^2 + 462228^2 .
It is a cyclic number.
It is not a de Polignac number, because 80010625121209 - 213 = 80010625113017 is a prime.
It is not a weakly prime, because it can be changed into another prime (80010625121299) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 40005312560604 + 40005312560605.
It is an arithmetic number, because the mean of its divisors is an integer number (40005312560605).
Almost surely, 280010625121209 is an apocalyptic number.
It is an amenable number.
80010625121209 is a deficient number, since it is larger than the sum of its proper divisors (1).
80010625121209 is an equidigital number, since it uses as much as digits as its factorization.
80010625121209 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 17280, while the sum is 37.
The spelling of 80010625121209 in words is "eighty trillion, ten billion, six hundred twenty-five million, one hundred twenty-one thousand, two hundred nine".
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