Base | Representation |
---|---|
bin | 1000000111001… |
… | …10010101010010 |
3 | 11202001102012210 |
4 | 10003212111102 |
5 | 114410133211 |
6 | 10430332550 |
7 | 1454302140 |
oct | 403462522 |
9 | 152042183 |
10 | 68052306 |
11 | 35460783 |
12 | 1a95a156 |
13 | 1113914a |
14 | 9076590 |
15 | 5e939a6 |
hex | 40e6552 |
68052306 has 32 divisors (see below), whose sum is σ = 157068288. Its totient is φ = 19253520.
The previous prime is 68052301. The next prime is 68052317. The reversal of 68052306 is 60325086.
It is a super-2 number, since 2×680523062 = 9262232703835272, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (68052301) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3540 + ... + 12191.
It is an arithmetic number, because the mean of its divisors is an integer number (4908384).
Almost surely, 268052306 is an apocalyptic number.
68052306 is an abundant number, since it is smaller than the sum of its proper divisors (89015982).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68052306 is a wasteful number, since it uses less digits than its factorization.
68052306 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15846.
The product of its (nonzero) digits is 8640, while the sum is 30.
The square root of 68052306 is about 8249.3821586832. The cubic root of 68052306 is about 408.2701378067.
The spelling of 68052306 in words is "sixty-eight million, fifty-two thousand, three hundred six".
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