Base | Representation |
---|---|
bin | 1000100111111… |
… | …00110101100110 |
3 | 12001010012011110 |
4 | 10103330311212 |
5 | 122004320130 |
6 | 11102245450 |
7 | 1535604156 |
oct | 423746546 |
9 | 161105143 |
10 | 72338790 |
11 | 37919227 |
12 | 20286886 |
13 | 11caa224 |
14 | 9870766 |
15 | 653dab0 |
hex | 44fcd66 |
72338790 has 16 divisors (see below), whose sum is σ = 173613168. Its totient is φ = 19290336.
The previous prime is 72338759. The next prime is 72338807. The reversal of 72338790 is 9783327.
It is a Curzon number.
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, 1205617 + ... + 1205676.
It is an arithmetic number, because the mean of its divisors is an integer number (10850823).
Almost surely, 272338790 is an apocalyptic number.
72338790 is an abundant number, since it is smaller than the sum of its proper divisors (101274378).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72338790 is a wasteful number, since it uses less digits than its factorization.
72338790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2411303.
The product of its (nonzero) digits is 63504, while the sum is 39.
The square root of 72338790 is about 8505.2213375079. The cubic root of 72338790 is about 416.6682545717.
The spelling of 72338790 in words is "seventy-two million, three hundred thirty-eight thousand, seven hundred ninety".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.079 sec. • engine limits •