Base | Representation |
---|---|
bin | 1111100011111… |
… | …10001010111000 |
3 | 100002122010111211 |
4 | 13301332022320 |
5 | 231404241331 |
6 | 20541532504 |
7 | 3143400502 |
oct | 761761270 |
9 | 302563454 |
10 | 130540216 |
11 | 67760884 |
12 | 37874134 |
13 | 21077641 |
14 | 134a0d72 |
15 | b6d88b1 |
hex | 7c7e2b8 |
130540216 has 16 divisors (see below), whose sum is σ = 247514400. Its totient is φ = 64536384.
The previous prime is 130540213. The next prime is 130540247. The reversal of 130540216 is 612045031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130540213) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90960 + ... + 92383.
It is an arithmetic number, because the mean of its divisors is an integer number (15469650).
Almost surely, 2130540216 is an apocalyptic number.
It is an amenable number.
130540216 is a deficient number, since it is larger than the sum of its proper divisors (116974184).
130540216 is a wasteful number, since it uses less digits than its factorization.
130540216 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 183438 (or 183434 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 130540216 is about 11425.4197297080. The cubic root of 130540216 is about 507.2804307925.
Adding to 130540216 its reverse (612045031), we get a palindrome (742585247).
The spelling of 130540216 in words is "one hundred thirty million, five hundred forty thousand, two hundred sixteen".
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