Base | Representation |
---|---|
bin | 1100100010101010110… |
… | …1110111001001001111 |
3 | 202121011010110121201120 |
4 | 3020222231313021033 |
5 | 12012233021431343 |
6 | 242552215212023 |
7 | 21365265352452 |
oct | 3105255671117 |
9 | 677133417646 |
10 | 215465030223 |
11 | 83418435313 |
12 | 35912977013 |
13 | 1741a2c8231 |
14 | a5ddd97499 |
15 | 5910ee5683 |
hex | 322ab7724f |
215465030223 has 8 divisors (see below), whose sum is σ = 287789838336. Its totient is φ = 143391787800.
The previous prime is 215465030219. The next prime is 215465030233. The reversal of 215465030223 is 322030564512.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 215465030223 - 22 = 215465030219 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (215465030233) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62889423 + ... + 62892848.
It is an arithmetic number, because the mean of its divisors is an integer number (35973729792).
Almost surely, 2215465030223 is an apocalyptic number.
215465030223 is a deficient number, since it is larger than the sum of its proper divisors (72324808113).
215465030223 is a wasteful number, since it uses less digits than its factorization.
215465030223 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125782845.
The product of its (nonzero) digits is 43200, while the sum is 33.
Adding to 215465030223 its reverse (322030564512), we get a palindrome (537495594735).
The spelling of 215465030223 in words is "two hundred fifteen billion, four hundred sixty-five million, thirty thousand, two hundred twenty-three".
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