Base | Representation |
---|---|
bin | 10100111110110… |
… | …110011011001001 |
3 | 220112101110220001 |
4 | 110332312123021 |
5 | 1210104121134 |
6 | 54533003001 |
7 | 11503056604 |
oct | 2476663311 |
9 | 815343801 |
10 | 352020169 |
11 | 170784a66 |
12 | 99a83461 |
13 | 57c12877 |
14 | 34a7533b |
15 | 20d87414 |
hex | 14fb66c9 |
352020169 has 2 divisors, whose sum is σ = 352020170. Its totient is φ = 352020168.
The previous prime is 352020167. The next prime is 352020197. The reversal of 352020169 is 961020253.
It is an a-pointer prime, because the next prime (352020197) can be obtained adding 352020169 to its sum of digits (28).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 267747769 + 84272400 = 16363^2 + 9180^2 .
It is a cyclic number.
It is not a de Polignac number, because 352020169 - 21 = 352020167 is a prime.
It is a super-2 number, since 2×3520201692 = 247836398765577122, which contains 22 as substring.
Together with 352020167, it forms a pair of twin primes.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (352020167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176010084 + 176010085.
It is an arithmetic number, because the mean of its divisors is an integer number (176010085).
Almost surely, 2352020169 is an apocalyptic number.
It is an amenable number.
352020169 is a deficient number, since it is larger than the sum of its proper divisors (1).
352020169 is an equidigital number, since it uses as much as digits as its factorization.
352020169 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 3240, while the sum is 28.
The square root of 352020169 is about 18762.2005372504. The cubic root of 352020169 is about 706.0831523371.
The spelling of 352020169 in words is "three hundred fifty-two million, twenty thousand, one hundred sixty-nine".
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