Base | Representation |
---|---|
bin | 1000101011111… |
… | …00000101110000 |
3 | 12002002200011010 |
4 | 10111330011300 |
5 | 122123010031 |
6 | 11121350520 |
7 | 1543204605 |
oct | 425740560 |
9 | 162080133 |
10 | 72860016 |
11 | 38144899 |
12 | 20498440 |
13 | 12130548 |
14 | 99686ac |
15 | 65e3246 |
hex | 457c170 |
72860016 has 20 divisors (see below), whose sum is σ = 188221832. Its totient is φ = 24286656.
The previous prime is 72859999. The next prime is 72860023. The reversal of 72860016 is 61006827.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 758911 + ... + 759006.
Almost surely, 272860016 is an apocalyptic number.
It is an amenable number.
72860016 is an abundant number, since it is smaller than the sum of its proper divisors (115361816).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72860016 is a wasteful number, since it uses less digits than its factorization.
72860016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1517928 (or 1517922 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 30.
The square root of 72860016 is about 8535.8078703776. The cubic root of 72860016 is about 417.6666068652. Note that the first 4 decimals are identical.
The spelling of 72860016 in words is "seventy-two million, eight hundred sixty thousand, sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •