Base | Representation |
---|---|
bin | 11001101001001… |
… | …10001001001011 |
3 | 112222202221100212 |
4 | 30310212021023 |
5 | 420032124230 |
6 | 33202351335 |
7 | 5221304303 |
oct | 1464461113 |
9 | 488687325 |
10 | 215114315 |
11 | 100476629 |
12 | 6005b54b |
13 | 357499a0 |
14 | 207d8603 |
15 | 13d42895 |
hex | cd2624b |
215114315 has 32 divisors (see below), whose sum is σ = 290001600. Its totient is φ = 152087040.
The previous prime is 215114299. The next prime is 215114321. The reversal of 215114315 is 513411512.
It is not a de Polignac number, because 215114315 - 24 = 215114299 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261605 + ... + 262425.
It is an arithmetic number, because the mean of its divisors is an integer number (9062550).
Almost surely, 2215114315 is an apocalyptic number.
215114315 is a deficient number, since it is larger than the sum of its proper divisors (74887285).
215114315 is a wasteful number, since it uses less digits than its factorization.
215114315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1007.
The product of its digits is 600, while the sum is 23.
The square root of 215114315 is about 14666.7758897448. The cubic root of 215114315 is about 599.1787978541.
Adding to 215114315 its reverse (513411512), we get a palindrome (728525827).
The spelling of 215114315 in words is "two hundred fifteen million, one hundred fourteen thousand, three hundred fifteen".
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