Base | Representation |
---|---|
bin | 1100100010001010110… |
… | …0111011100100100100 |
3 | 202120210202110020220011 |
4 | 3020202230323210210 |
5 | 12011444111142414 |
6 | 242531013220004 |
7 | 21362043426643 |
oct | 3104254734444 |
9 | 676722406804 |
10 | 215330568484 |
11 | 83359546209 |
12 | 35895931604 |
13 | 173c84a9985 |
14 | a5ca19535a |
15 | 59042d4dc4 |
hex | 3222b3b924 |
215330568484 has 24 divisors (see below), whose sum is σ = 377893503288. Its totient is φ = 107361423360.
The previous prime is 215330568443. The next prime is 215330568511. The reversal of 215330568484 is 484865033512.
It can be written as a sum of positive squares in 4 ways, for example, as 26689756900 + 188640811584 = 163370^2 + 434328^2 .
It is a super-2 number, since 2×2153305684842 (a number of 23 digits) contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 1990822 + ... + 2096194.
It is an arithmetic number, because the mean of its divisors is an integer number (15745562637).
Almost surely, 2215330568484 is an apocalyptic number.
It is an amenable number.
215330568484 is a deficient number, since it is larger than the sum of its proper divisors (162562934804).
215330568484 is a wasteful number, since it uses less digits than its factorization.
215330568484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 106815 (or 106813 counting only the distinct ones).
The product of its (nonzero) digits is 2764800, while the sum is 49.
The spelling of 215330568484 in words is "two hundred fifteen billion, three hundred thirty million, five hundred sixty-eight thousand, four hundred eighty-four".
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