Base | Representation |
---|---|
bin | 11001101010001… |
… | …00110101110010 |
3 | 120000000022211201 |
4 | 30311010311302 |
5 | 420100140200 |
6 | 33205201414 |
7 | 5222340004 |
oct | 1465046562 |
9 | 500008751 |
10 | 215240050 |
11 | 100552043 |
12 | 6010026a |
13 | 35791c9c |
14 | 2082c374 |
15 | 13d69c6a |
hex | cd44d72 |
215240050 has 24 divisors (see below), whose sum is σ = 405991872. Its totient is φ = 84882000.
The previous prime is 215240021. The next prime is 215240071. The reversal of 215240050 is 50042512.
215240050 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26766 + ... + 33865.
It is an arithmetic number, because the mean of its divisors is an integer number (16916328).
Almost surely, 2215240050 is an apocalyptic number.
215240050 is a deficient number, since it is larger than the sum of its proper divisors (190751822).
215240050 is a wasteful number, since it uses less digits than its factorization.
215240050 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 60714 (or 60709 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 19.
The square root of 215240050 is about 14671.0616521096. The cubic root of 215240050 is about 599.2955157529.
Adding to 215240050 its reverse (50042512), we get a palindrome (265282562).
The spelling of 215240050 in words is "two hundred fifteen million, two hundred forty thousand, fifty".
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