Base | Representation |
---|---|
bin | 1000000101001111… |
… | …0000111000000000 |
3 | 12121012012001200000 |
4 | 2001103300320000 |
5 | 13420334114132 |
6 | 555134400000 |
7 | 104521644120 |
oct | 20123607000 |
9 | 5535161600 |
10 | 2169441792 |
11 | a13658801 |
12 | 506660000 |
13 | 2875c258b |
14 | 1681a4c80 |
15 | ca6d287c |
hex | 814f0e00 |
2169441792 has 480 divisors, whose sum is σ = 7721505792. Its totient is φ = 595206144.
The previous prime is 2169441779. The next prime is 2169441803. The reversal of 2169441792 is 2971449612.
It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.
Its product of digits (217728) is a multiple of the sum of its prime divisors (112).
It is a congruent number.
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, 40932838 + ... + 40932890.
Almost surely, 22169441792 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 2169441792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3860752896).
2169441792 is an abundant number, since it is smaller than the sum of its proper divisors (5552064000).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2169441792 is an frugal number, since it uses more digits than its factorization.
2169441792 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140 (or 112 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 2169441792 is about 46577.2669013544. The cubic root of 2169441792 is about 1294.5415692729.
The spelling of 2169441792 in words is "two billion, one hundred sixty-nine million, four hundred forty-one thousand, seven hundred ninety-two".
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