Base | Representation |
---|---|
bin | 1000001000110… |
… | …01011101011110 |
3 | 11202110001111002 |
4 | 10010121131132 |
5 | 114433333401 |
6 | 10435030302 |
7 | 1456133531 |
oct | 404313536 |
9 | 152401432 |
10 | 68261726 |
11 | 35594055 |
12 | 1aa3b392 |
13 | 111b0570 |
14 | 90cca18 |
15 | 5ed5a6b |
hex | 411975e |
68261726 has 16 divisors (see below), whose sum is σ = 112835184. Its totient is φ = 30772224.
The previous prime is 68261693. The next prime is 68261729. The reversal of 68261726 is 62716286.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 68261726.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68261729) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29411 + ... + 31646.
It is an arithmetic number, because the mean of its divisors is an integer number (7052199).
Almost surely, 268261726 is an apocalyptic number.
68261726 is a deficient number, since it is larger than the sum of its proper divisors (44573458).
68261726 is a wasteful number, since it uses less digits than its factorization.
68261726 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61115.
The product of its digits is 48384, while the sum is 38.
The square root of 68261726 is about 8262.0654802537. The cubic root of 68261726 is about 408.6885041234.
The spelling of 68261726 in words is "sixty-eight million, two hundred sixty-one thousand, seven hundred twenty-six".
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