Base | Representation |
---|---|
bin | 11111110111101010… |
… | …111111111000101101 |
3 | 10021022211222212212111 |
4 | 133313222333320231 |
5 | 1030040310441044 |
6 | 23415341404021 |
7 | 2321001221005 |
oct | 376752777055 |
9 | 107284885774 |
10 | 34220015149 |
11 | 13570340961 |
12 | 6770269611 |
13 | 32c475b098 |
14 | 1928ab1005 |
15 | d5435db34 |
hex | 7f7abfe2d |
34220015149 has 2 divisors, whose sum is σ = 34220015150. Its totient is φ = 34220015148.
The previous prime is 34220015111. The next prime is 34220015161. The reversal of 34220015149 is 94151002243.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 31597551049 + 2622464100 = 177757^2 + 51210^2 .
It is an emirp because it is prime and its reverse (94151002243) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 34220015149 - 217 = 34219884077 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 34220015149.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (34220015449) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17110007574 + 17110007575.
It is an arithmetic number, because the mean of its divisors is an integer number (17110007575).
Almost surely, 234220015149 is an apocalyptic number.
It is an amenable number.
34220015149 is a deficient number, since it is larger than the sum of its proper divisors (1).
34220015149 is an equidigital number, since it uses as much as digits as its factorization.
34220015149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 8640, while the sum is 31.
The spelling of 34220015149 in words is "thirty-four billion, two hundred twenty million, fifteen thousand, one hundred forty-nine".
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