Base | Representation |
---|---|
bin | 110111111011111010… |
… | …1110111011110100001 |
3 | 102111001112010112101111 |
4 | 1233313311313132201 |
5 | 3432002241211314 |
6 | 131103335503321 |
7 | 11451511640251 |
oct | 1576765673641 |
9 | 374045115344 |
10 | 120122210209 |
11 | 46a419464a1 |
12 | 1b344827b41 |
13 | b4346062c1 |
14 | 5b57679961 |
15 | 31d0a95ec4 |
hex | 1bf7d777a1 |
120122210209 has 2 divisors, whose sum is σ = 120122210210. Its totient is φ = 120122210208.
The previous prime is 120122210179. The next prime is 120122210227. The reversal of 120122210209 is 902012221021.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 118804302400 + 1317907809 = 344680^2 + 36303^2 .
It is a cyclic number.
It is not a de Polignac number, because 120122210209 - 229 = 119585339297 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 120122210209.
It is not a weakly prime, because it can be changed into another prime (120122214209) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60061105104 + 60061105105.
It is an arithmetic number, because the mean of its divisors is an integer number (60061105105).
Almost surely, 2120122210209 is an apocalyptic number.
It is an amenable number.
120122210209 is a deficient number, since it is larger than the sum of its proper divisors (1).
120122210209 is an equidigital number, since it uses as much as digits as its factorization.
120122210209 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 288, while the sum is 22.
The spelling of 120122210209 in words is "one hundred twenty billion, one hundred twenty-two million, two hundred ten thousand, two hundred nine".
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