Base | Representation |
---|---|
bin | 1000001000001… |
… | …10111110011100 |
3 | 11202022012121212 |
4 | 10010012332130 |
5 | 114423423022 |
6 | 10433243552 |
7 | 1455400016 |
oct | 404067634 |
9 | 152265555 |
10 | 68186012 |
11 | 35542184 |
12 | 1aa035b8 |
13 | 11184c6b |
14 | 90ad1b6 |
15 | 5ebd3e2 |
hex | 4106f9c |
68186012 has 6 divisors (see below), whose sum is σ = 119325528. Its totient is φ = 34093004.
The previous prime is 68186011. The next prime is 68186023. The reversal of 68186012 is 21068186.
It is a self number, because there is not a number n which added to its sum of digits gives 68186012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68186011) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8523248 + ... + 8523255.
It is an arithmetic number, because the mean of its divisors is an integer number (19887588).
Almost surely, 268186012 is an apocalyptic number.
It is an amenable number.
68186012 is a deficient number, since it is larger than the sum of its proper divisors (51139516).
68186012 is a wasteful number, since it uses less digits than its factorization.
68186012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17046507 (or 17046505 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 32.
The square root of 68186012 is about 8257.4821828448. The cubic root of 68186012 is about 408.5373462648.
The spelling of 68186012 in words is "sixty-eight million, one hundred eighty-six thousand, twelve".
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