Base | Representation |
---|---|
bin | 11001101001000… |
… | …00110000001010 |
3 | 112222201211002001 |
4 | 30310200300022 |
5 | 420030422414 |
6 | 33202101214 |
7 | 5221153030 |
oct | 1464406012 |
9 | 488654061 |
10 | 215092234 |
11 | 100460a85 |
12 | 6004a80a |
13 | 3573c916 |
14 | 207d0550 |
15 | 13d3b074 |
hex | cd20c0a |
215092234 has 16 divisors (see below), whose sum is σ = 369404928. Its totient is φ = 92013552.
The previous prime is 215092231. The next prime is 215092247. The reversal of 215092234 is 432290512.
It is a super-2 number, since 2×2150922342 = 92529338254221512, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (215092231) 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, 5994 + ... + 21589.
It is an arithmetic number, because the mean of its divisors is an integer number (23087808).
Almost surely, 2215092234 is an apocalyptic number.
215092234 is a deficient number, since it is larger than the sum of its proper divisors (154312694).
215092234 is a wasteful number, since it uses less digits than its factorization.
215092234 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28149.
The product of its (nonzero) digits is 4320, while the sum is 28.
The square root of 215092234 is about 14666.0231146688. The cubic root of 215092234 is about 599.1582957012.
The spelling of 215092234 in words is "two hundred fifteen million, ninety-two thousand, two hundred thirty-four".
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