Base | Representation |
---|---|
bin | 1000001001101011… |
… | …0100110010000000 |
3 | 12122111020110210020 |
4 | 2002122310302000 |
5 | 13440121220031 |
6 | 1001041533440 |
7 | 105136200606 |
oct | 20232646200 |
9 | 5574213706 |
10 | 2188070016 |
11 | a23121430 |
12 | 510944280 |
13 | 28b4154b2 |
14 | 16a853876 |
15 | cc162096 |
hex | 826b4c80 |
2188070016 has 128 divisors (see below), whose sum is σ = 6358728960. Its totient is φ = 661140480.
The previous prime is 2188070009. The next prime is 2188070041. The reversal of 2188070016 is 6100708812.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (128).
It is a Harshad number since it is a multiple of its sum of digits (33).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2310055 + ... + 2311001.
It is an arithmetic number, because the mean of its divisors is an integer number (49677570).
Almost surely, 22188070016 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 2188070016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3179364480).
2188070016 is an abundant number, since it is smaller than the sum of its proper divisors (4170658944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2188070016 is a wasteful number, since it uses less digits than its factorization.
2188070016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1522 (or 1510 counting only the distinct ones).
The product of its (nonzero) digits is 5376, while the sum is 33.
The square root of 2188070016 is about 46776.8106651148. The cubic root of 2188070016 is about 1298.2362701358.
Adding to 2188070016 its reverse (6100708812), we get a palindrome (8288778828).
The spelling of 2188070016 in words is "two billion, one hundred eighty-eight million, seventy thousand, sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •