Base | Representation |
---|---|
bin | 1100110101001111100… |
… | …0100000111100001000 |
3 | 210002000120210122120102 |
4 | 3031103320200330020 |
5 | 12102440331443013 |
6 | 245135034344532 |
7 | 21632654441552 |
oct | 3152370407410 |
9 | 702016718512 |
10 | 220450656008 |
11 | 85546714800 |
12 | 3688458b148 |
13 | 17a3319326b |
14 | a9541964d2 |
15 | 5b03a5cd58 |
hex | 3353e20f08 |
220450656008 has 36 divisors (see below), whose sum is σ = 454367979135. Its totient is φ = 100198203600.
The previous prime is 220450655987. The next prime is 220450656053. The reversal of 220450656008 is 800656054022.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 110225328004 + 110225328004 = 332002^2 + 332002^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=332002.
It is a Duffinian 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 8 ways as a sum of consecutive naturals, for example, 14600543 + ... + 14615633.
Almost surely, 2220450656008 is an apocalyptic number.
It is an amenable number.
220450656008 is an abundant number, since it is smaller than the sum of its proper divisors (233917323127).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220450656008 is an frugal number, since it uses more digits than its factorization.
220450656008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30210 (or 15104 counting only the distinct ones).
The product of its (nonzero) digits is 115200, while the sum is 38.
The spelling of 220450656008 in words is "two hundred twenty billion, four hundred fifty million, six hundred fifty-six thousand, eight".
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