Base | Representation |
---|---|
bin | 1000001000100… |
… | …00000010111100 |
3 | 11202101002120212 |
4 | 10010100002330 |
5 | 114431120124 |
6 | 10434131552 |
7 | 1455613232 |
oct | 404200274 |
9 | 152332525 |
10 | 68223164 |
11 | 35568089 |
12 | 1aa20bb8 |
13 | 11198b49 |
14 | 90bc952 |
15 | 5ec940e |
hex | 41100bc |
68223164 has 6 divisors (see below), whose sum is σ = 119390544. Its totient is φ = 34111580.
The previous prime is 68223163. The next prime is 68223187. The reversal of 68223164 is 46132286.
It is a self number, because there is not a number n which added to its sum of digits gives 68223164.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68223163) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8527892 + ... + 8527899.
It is an arithmetic number, because the mean of its divisors is an integer number (19898424).
Almost surely, 268223164 is an apocalyptic number.
It is an amenable number.
68223164 is a deficient number, since it is larger than the sum of its proper divisors (51167380).
68223164 is a wasteful number, since it uses less digits than its factorization.
68223164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17055795 (or 17055793 counting only the distinct ones).
The product of its digits is 13824, while the sum is 32.
The square root of 68223164 is about 8259.7314726328. The cubic root of 68223164 is about 408.6115316841.
The spelling of 68223164 in words is "sixty-eight million, two hundred twenty-three thousand, one hundred sixty-four".
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