Base | Representation |
---|---|
bin | 10000001111110110… |
… | …00111100001001100 |
3 | 211111220121211102000 |
4 | 20013323013201030 |
5 | 120331023404041 |
6 | 4001321232300 |
7 | 426106122600 |
oct | 100773074114 |
9 | 24456554360 |
10 | 8722872396 |
11 | 377691a157 |
12 | 1835332690 |
13 | a90230174 |
14 | 5ca6b7500 |
15 | 360bd9bb6 |
hex | 207ec784c |
8722872396 has 144 divisors (see below), whose sum is σ = 27018684000. Its totient is φ = 2424836736.
The previous prime is 8722872313. The next prime is 8722872407. The reversal of 8722872396 is 6932782278.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 173530 + ... + 218078.
It is an arithmetic number, because the mean of its divisors is an integer number (187629750).
Almost surely, 28722872396 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 8722872396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13509342000).
8722872396 is an abundant number, since it is smaller than the sum of its proper divisors (18295811604).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8722872396 is a wasteful number, since it uses less digits than its factorization.
8722872396 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44613 (or 44598 counting only the distinct ones).
The product of its digits is 4064256, while the sum is 54.
The square root of 8722872396 is about 93396.3189638650. The cubic root of 8722872396 is about 2058.5109102210.
The spelling of 8722872396 in words is "eight billion, seven hundred twenty-two million, eight hundred seventy-two thousand, three hundred ninety-six".
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