Base | Representation |
---|---|
bin | 100100110011100110… |
… | …101100010101010100 |
3 | 10210000020202201222010 |
4 | 210303212230111110 |
5 | 1121414221033430 |
6 | 30053325104220 |
7 | 2566232410650 |
oct | 446346542524 |
9 | 123006681863 |
10 | 39520486740 |
11 | 15840314699 |
12 | 77ab3b8070 |
13 | 395a9212c7 |
14 | 1caca29a60 |
15 | 1064868cb0 |
hex | 9339ac554 |
39520486740 has 192 divisors, whose sum is σ = 129340882944. Its totient is φ = 8828431872.
The previous prime is 39520486739. The next prime is 39520486783. The reversal of 39520486740 is 4768402593.
It is a self number, because there is not a number n which added to its sum of digits gives 39520486740.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 24141202 + ... + 24142838.
It is an arithmetic number, because the mean of its divisors is an integer number (673650432).
Almost surely, 239520486740 is an apocalyptic number.
39520486740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 39520486740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64670441472).
39520486740 is an abundant number, since it is smaller than the sum of its proper divisors (89820396204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39520486740 is a wasteful number, since it uses less digits than its factorization.
39520486740 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2926 (or 2924 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 48.
The spelling of 39520486740 in words is "thirty-nine billion, five hundred twenty million, four hundred eighty-six thousand, seven hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •