Base | Representation |
---|---|
bin | 1000001100110… |
… | …11010111100000 |
3 | 11210110002101102 |
4 | 10012123113200 |
5 | 120102400244 |
6 | 10454253532 |
7 | 1463511041 |
oct | 406332740 |
9 | 153402342 |
10 | 68793824 |
11 | 35917900 |
12 | 1b0572a8 |
13 | 11338808 |
14 | 91ca8c8 |
15 | 608d54e |
hex | 419b5e0 |
68793824 has 72 divisors (see below), whose sum is σ = 151157160. Its totient is φ = 30792960.
The previous prime is 68793799. The next prime is 68793847. The reversal of 68793824 is 42839786.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 421967 + ... + 422129.
It is an arithmetic number, because the mean of its divisors is an integer number (2099405).
Almost surely, 268793824 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 68793824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75578580).
68793824 is an abundant number, since it is smaller than the sum of its proper divisors (82363336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68793824 is a wasteful number, since it uses less digits than its factorization.
68793824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 304 (or 285 counting only the distinct ones).
The product of its digits is 580608, while the sum is 47.
The square root of 68793824 is about 8294.2042415171. The cubic root of 68793824 is about 409.7476615034.
The spelling of 68793824 in words is "sixty-eight million, seven hundred ninety-three thousand, eight hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.089 sec. • engine limits •