Base | Representation |
---|---|
bin | 11110110111001… |
… | …00011011000001 |
3 | 200001010201212221 |
4 | 33123210123001 |
5 | 1012233312223 |
6 | 41404451041 |
7 | 6262326451 |
oct | 1733443301 |
9 | 601121787 |
10 | 258885313 |
11 | 123152405 |
12 | 72849a81 |
13 | 41833a9b |
14 | 2654dd61 |
15 | 17adbb5d |
hex | f6e46c1 |
258885313 has 2 divisors, whose sum is σ = 258885314. Its totient is φ = 258885312.
The previous prime is 258885301. The next prime is 258885343. The reversal of 258885313 is 313588852.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 179104689 + 79780624 = 13383^2 + 8932^2 .
It is a cyclic number.
It is not a de Polignac number, because 258885313 - 225 = 225330881 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 258885313.
It is not a weakly prime, because it can be changed into another prime (258885343) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 129442656 + 129442657.
It is an arithmetic number, because the mean of its divisors is an integer number (129442657).
Almost surely, 2258885313 is an apocalyptic number.
It is an amenable number.
258885313 is a deficient number, since it is larger than the sum of its proper divisors (1).
258885313 is an equidigital number, since it uses as much as digits as its factorization.
258885313 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 230400, while the sum is 43.
The square root of 258885313 is about 16089.9133931790. The cubic root of 258885313 is about 637.3370085938.
The spelling of 258885313 in words is "two hundred fifty-eight million, eight hundred eighty-five thousand, three hundred thirteen".
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