Base | Representation |
---|---|
bin | 1100011011001000010… |
… | …0110110110110101111 |
3 | 202101221001221000002202 |
4 | 3012302010312312233 |
5 | 11444111344441330 |
6 | 242015313412115 |
7 | 21264160460201 |
oct | 3066204666657 |
9 | 671831830082 |
10 | 213441015215 |
11 | 8257998593a |
12 | 35448b6a03b |
13 | 17186b9310c |
14 | a48b24a771 |
15 | 584348c445 |
hex | 31b2136daf |
213441015215 has 16 divisors (see below), whose sum is σ = 258974388000. Its totient is φ = 168866044032.
The previous prime is 213441015191. The next prime is 213441015283. The reversal of 213441015215 is 512510144312.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 213441015215 - 214 = 213440998831 is a prime.
It is a super-2 number, since 2×2134410152152 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454937 + ... + 796146.
It is an arithmetic number, because the mean of its divisors is an integer number (16185899250).
Almost surely, 2213441015215 is an apocalyptic number.
213441015215 is a deficient number, since it is larger than the sum of its proper divisors (45533372785).
213441015215 is a wasteful number, since it uses less digits than its factorization.
213441015215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1251466.
The product of its (nonzero) digits is 4800, while the sum is 29.
Adding to 213441015215 its reverse (512510144312), we get a palindrome (725951159527).
The spelling of 213441015215 in words is "two hundred thirteen billion, four hundred forty-one million, fifteen thousand, two hundred fifteen".
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