Base | Representation |
---|---|
bin | 110000111010101100111101… |
… | …100111001010100101110001 |
3 | 1001012202012120021020001001111 |
4 | 300322230331213022211301 |
5 | 211144324203032013410 |
6 | 2041322021223433321 |
7 | 63213240501224053 |
oct | 6072547547124561 |
9 | 1035665507201044 |
10 | 215140240501105 |
11 | 62606511083007 |
12 | 201677532b5841 |
13 | 9307839b3859a |
14 | 3b1abb3a4d8d3 |
15 | 19d14585ceb8a |
hex | c3ab3d9ca971 |
215140240501105 has 8 divisors (see below), whose sum is σ = 258226658125632. Its totient is φ = 172073279384688.
The previous prime is 215140240501103. The next prime is 215140240501169. The reversal of 215140240501105 is 501105042041512.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 215140240501105 - 21 = 215140240501103 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (215140240501103) 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, 4864102699 + ... + 4864146928.
It is an arithmetic number, because the mean of its divisors is an integer number (32278332265704).
Almost surely, 2215140240501105 is an apocalyptic number.
It is an amenable number.
215140240501105 is a deficient number, since it is larger than the sum of its proper divisors (43086417624527).
215140240501105 is an equidigital number, since it uses as much as digits as its factorization.
215140240501105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9728254055.
The product of its (nonzero) digits is 8000, while the sum is 31.
Adding to 215140240501105 its reverse (501105042041512), we get a palindrome (716245282542617).
The spelling of 215140240501105 in words is "two hundred fifteen trillion, one hundred forty billion, two hundred forty million, five hundred one thousand, one hundred five".
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