Base | Representation |
---|---|
bin | 1000101110100… |
… | …01000111011110 |
3 | 12002202100220000 |
4 | 10113101013132 |
5 | 122220131121 |
6 | 11133035130 |
7 | 1546155144 |
oct | 427210736 |
9 | 162670800 |
10 | 73208286 |
11 | 38362518 |
12 | 20625aa6 |
13 | 12222c18 |
14 | 9a19594 |
15 | 6661526 |
hex | 45d11de |
73208286 has 20 divisors (see below), whose sum is σ = 164041152. Its totient is φ = 24402708.
The previous prime is 73208257. The next prime is 73208309. The reversal of 73208286 is 68280237.
It is a happy number.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 73208286.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 225790 + ... + 226113.
Almost surely, 273208286 is an apocalyptic number.
73208286 is an abundant number, since it is smaller than the sum of its proper divisors (90832866).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73208286 is a wasteful number, since it uses less digits than its factorization.
73208286 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 451917 (or 451908 counting only the distinct ones).
The product of its (nonzero) digits is 32256, while the sum is 36.
The square root of 73208286 is about 8556.1840793662. The cubic root of 73208286 is about 418.3310297946.
The spelling of 73208286 in words is "seventy-three million, two hundred eight thousand, two hundred eighty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •