Base | Representation |
---|---|
bin | 11001101000100… |
… | …00100111000001 |
3 | 112222121110101010 |
4 | 30310100213001 |
5 | 420021313423 |
6 | 33200431133 |
7 | 5220456201 |
oct | 1464204701 |
9 | 488543333 |
10 | 215026113 |
11 | 100416335 |
12 | 600184a9 |
13 | 357187b3 |
14 | 207b4401 |
15 | 13d26693 |
hex | cd109c1 |
215026113 has 8 divisors (see below), whose sum is σ = 288959488. Its totient is φ = 142221744.
The previous prime is 215026111. The next prime is 215026139. The reversal of 215026113 is 311620512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 215026113 - 21 = 215026111 is a prime.
It is a super-3 number, since 3×2150261133 (a number of 26 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 215026113.
It is not an unprimeable number, because it can be changed into a prime (215026111) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 281806 + ... + 282567.
It is an arithmetic number, because the mean of its divisors is an integer number (36119936).
Almost surely, 2215026113 is an apocalyptic number.
It is an amenable number.
215026113 is a deficient number, since it is larger than the sum of its proper divisors (73933375).
215026113 is a wasteful number, since it uses less digits than its factorization.
215026113 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 564503.
The product of its (nonzero) digits is 360, while the sum is 21.
The square root of 215026113 is about 14663.7687174887. The cubic root of 215026113 is about 599.0968941261.
Adding to 215026113 its reverse (311620512), we get a palindrome (526646625).
The spelling of 215026113 in words is "two hundred fifteen million, twenty-six thousand, one hundred thirteen".
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