Base | Representation |
---|---|
bin | 110000111111000110111101… |
… | …010011100000101101110111 |
3 | 1001020211011010020002220001212 |
4 | 300333012331103200231313 |
5 | 211214304311304340343 |
6 | 2042113054545112035 |
7 | 63244150065142130 |
oct | 6077067523405567 |
9 | 1036734106086055 |
10 | 215443030543223 |
11 | 6271297017623a |
12 | 201b637702861b |
13 | 932a2629b8a92 |
14 | 3b2b6d9542c87 |
15 | 19d927abacc18 |
hex | c3f1bd4e0b77 |
215443030543223 has 32 divisors (see below), whose sum is σ = 262638592041600. Its totient is φ = 172513471279104.
The previous prime is 215443030543183. The next prime is 215443030543241. The reversal of 215443030543223 is 322345030344512.
It is not a de Polignac number, because 215443030543223 - 212 = 215443030539127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (215443030543123) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 135978233 + ... + 137553501.
It is an arithmetic number, because the mean of its divisors is an integer number (8207456001300).
Almost surely, 2215443030543223 is an apocalyptic number.
215443030543223 is a deficient number, since it is larger than the sum of its proper divisors (47195561498377).
215443030543223 is a wasteful number, since it uses less digits than its factorization.
215443030543223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1583819.
The product of its (nonzero) digits is 1036800, while the sum is 41.
Adding to 215443030543223 its reverse (322345030344512), we get a palindrome (537788060887735).
The spelling of 215443030543223 in words is "two hundred fifteen trillion, four hundred forty-three billion, thirty million, five hundred forty-three thousand, two hundred twenty-three".
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