Base | Representation |
---|---|
bin | 1000001010001… |
… | …11000111110100 |
3 | 11202210120001010 |
4 | 10011013013310 |
5 | 120010330011 |
6 | 10443032220 |
7 | 1460543025 |
oct | 405070764 |
9 | 152716033 |
10 | 68448756 |
11 | 35701622 |
12 | 1ab0b670 |
13 | 1124772c |
14 | 913ac4c |
15 | 60211a6 |
hex | 41471f4 |
68448756 has 24 divisors (see below), whose sum is σ = 161209440. Its totient is φ = 22602592.
The previous prime is 68448739. The next prime is 68448763. The reversal of 68448756 is 65784486.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25371 + ... + 27938.
It is an arithmetic number, because the mean of its divisors is an integer number (6717060).
Almost surely, 268448756 is an apocalyptic number.
It is an amenable number.
68448756 is an abundant number, since it is smaller than the sum of its proper divisors (92760684).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68448756 is a wasteful number, since it uses less digits than its factorization.
68448756 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53423 (or 53421 counting only the distinct ones).
The product of its digits is 1290240, while the sum is 48.
The square root of 68448756 is about 8273.3763361762. The cubic root of 68448756 is about 409.0614183545.
The spelling of 68448756 in words is "sixty-eight million, four hundred forty-eight thousand, seven hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •