Base | Representation |
---|---|
bin | 10010101010001… |
… | …100010000100101 |
3 | 210211001121001222 |
4 | 102222030100211 |
5 | 1120120101044 |
6 | 51021430125 |
7 | 10520611436 |
oct | 2252142045 |
9 | 724047058 |
10 | 313050149 |
11 | 150788235 |
12 | 88a0b345 |
13 | 4cb19a99 |
14 | 2d80d48d |
15 | 1c73a8ee |
hex | 12a8c425 |
313050149 has 2 divisors, whose sum is σ = 313050150. Its totient is φ = 313050148.
The previous prime is 313050103. The next prime is 313050161. The reversal of 313050149 is 941050313.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 262213249 + 50836900 = 16193^2 + 7130^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-313050149 is a prime.
It is a Chen prime.
It is equal to p16920440 and since 313050149 and 16920440 have the same sum of digits, it is a Honaker prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (313050169) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156525074 + 156525075.
It is an arithmetic number, because the mean of its divisors is an integer number (156525075).
Almost surely, 2313050149 is an apocalyptic number.
It is an amenable number.
313050149 is a deficient number, since it is larger than the sum of its proper divisors (1).
313050149 is an equidigital number, since it uses as much as digits as its factorization.
313050149 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1620, while the sum is 26.
The square root of 313050149 is about 17693.2232507251. The cubic root of 313050149 is about 679.0023931265.
The spelling of 313050149 in words is "three hundred thirteen million, fifty thousand, one hundred forty-nine".
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