Base | Representation |
---|---|
bin | 1000010101111110… |
… | …1111000000000000 |
3 | 12210002100222022111 |
4 | 2011133233000000 |
5 | 14041330014304 |
6 | 1010124145104 |
7 | 106334016451 |
oct | 20537570000 |
9 | 5702328274 |
10 | 2239688704 |
11 | a4a278300 |
12 | 526098194 |
13 | 2990195b6 |
14 | 17364d128 |
15 | d195b704 |
hex | 857ef000 |
2239688704 has 78 divisors (see below), whose sum is σ = 4924101560. Its totient is φ = 1017815040.
The previous prime is 2239688701. The next prime is 2239688719. The reversal of 2239688704 is 4078869322.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2239688701) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 493357 + ... + 497875.
Almost surely, 22239688704 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 2239688704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2462050780).
2239688704 is an abundant number, since it is smaller than the sum of its proper divisors (2684412856).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2239688704 is an equidigital number, since it uses as much as digits as its factorization.
2239688704 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4565 (or 4532 counting only the distinct ones).
The product of its (nonzero) digits is 1161216, while the sum is 49.
The square root of 2239688704 is about 47325.3494862954. The cubic root of 2239688704 is about 1308.3659099664.
The spelling of 2239688704 in words is "two billion, two hundred thirty-nine million, six hundred eighty-eight thousand, seven hundred four".
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