Base | Representation |
---|---|
bin | 10001110000011001101… |
… | …101110110000000010011 |
3 | 11022122112222122011211001 |
4 | 101300121231312000103 |
5 | 124442433223111042 |
6 | 2332315251002431 |
7 | 154104514142065 |
oct | 21603155660023 |
9 | 4278488564731 |
10 | 1220202160147 |
11 | 430537344013 |
12 | 178597299417 |
13 | 8b0abb24c19 |
14 | 430b55d5735 |
15 | 21b1858abb7 |
hex | 11c19b76013 |
1220202160147 has 2 divisors, whose sum is σ = 1220202160148. Its totient is φ = 1220202160146.
The previous prime is 1220202160141. The next prime is 1220202160357. The reversal of 1220202160147 is 7410612020221.
It is a weak prime.
It is an emirp because it is prime and its reverse (7410612020221) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 1220202160147 - 27 = 1220202160019 is a prime.
It is not a weakly prime, because it can be changed into another prime (1220202160141) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610101080073 + 610101080074.
It is an arithmetic number, because the mean of its divisors is an integer number (610101080074).
Almost surely, 21220202160147 is an apocalyptic number.
1220202160147 is a deficient number, since it is larger than the sum of its proper divisors (1).
1220202160147 is an equidigital number, since it uses as much as digits as its factorization.
1220202160147 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2688, while the sum is 28.
Adding to 1220202160147 its reverse (7410612020221), we get a palindrome (8630814180368).
The spelling of 1220202160147 in words is "one trillion, two hundred twenty billion, two hundred two million, one hundred sixty thousand, one hundred forty-seven".
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