Base | Representation |
---|---|
bin | 1000001010101… |
… | …10001001100000 |
3 | 11202220200110200 |
4 | 10011112021200 |
5 | 120014312204 |
6 | 10444225200 |
7 | 1461220332 |
oct | 405261140 |
9 | 152820420 |
10 | 68510304 |
11 | 35743895 |
12 | 1ab3b200 |
13 | 11269755 |
14 | 9155452 |
15 | 6034539 |
hex | 4156260 |
68510304 has 36 divisors (see below), whose sum is σ = 194826996. Its totient is φ = 22836672.
The previous prime is 68510287. The next prime is 68510311. The reversal of 68510304 is 40301586.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 118654 + ... + 119229.
It is an arithmetic number, because the mean of its divisors is an integer number (5411861).
Almost surely, 268510304 is an apocalyptic number.
It is an amenable number.
68510304 is an abundant number, since it is smaller than the sum of its proper divisors (126316692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68510304 is a wasteful number, since it uses less digits than its factorization.
68510304 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 237899 (or 237888 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 68510304 is about 8277.0951426210. The cubic root of 68510304 is about 409.1839887326.
The spelling of 68510304 in words is "sixty-eight million, five hundred ten thousand, three hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •