Base | Representation |
---|---|
bin | 1000001001100… |
… | …00000001010101 |
3 | 11202121202020120 |
4 | 10010300001111 |
5 | 114444313013 |
6 | 10441022153 |
7 | 1460000121 |
oct | 404600125 |
9 | 152552216 |
10 | 68354133 |
11 | 35647521 |
12 | 1aa84959 |
13 | 11213643 |
14 | 9114581 |
15 | 6003123 |
hex | 4130055 |
68354133 has 16 divisors (see below), whose sum is σ = 95785536. Its totient is φ = 43303680.
The previous prime is 68354129. The next prime is 68354141. The reversal of 68354133 is 33145386.
It is not a de Polignac number, because 68354133 - 22 = 68354129 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 68354094 and 68354103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68354173) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2388 + ... + 11933.
It is an arithmetic number, because the mean of its divisors is an integer number (5986596).
Almost surely, 268354133 is an apocalyptic number.
It is an amenable number.
68354133 is a deficient number, since it is larger than the sum of its proper divisors (27431403).
68354133 is a wasteful number, since it uses less digits than its factorization.
68354133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14404.
The product of its digits is 25920, while the sum is 33.
The square root of 68354133 is about 8267.6558346366. The cubic root of 68354133 is about 408.8728370446.
The spelling of 68354133 in words is "sixty-eight million, three hundred fifty-four thousand, one hundred thirty-three".
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