Base | Representation |
---|---|
bin | 1111100000000… |
… | …01101011100111 |
3 | 100001200020001110 |
4 | 13300001223213 |
5 | 231241432221 |
6 | 20523000103 |
7 | 3136145055 |
oct | 760015347 |
9 | 301606043 |
10 | 130030311 |
11 | 67442774 |
12 | 37669033 |
13 | 20c29518 |
14 | 133ab1d5 |
15 | b637776 |
hex | 7c01ae7 |
130030311 has 8 divisors (see below), whose sum is σ = 177602544. Its totient is φ = 84572480.
The previous prime is 130030289. The next prime is 130030379. The reversal of 130030311 is 113030031.
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 130030311 - 29 = 130029799 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130030391) 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, 528456 + ... + 528701.
It is an arithmetic number, because the mean of its divisors is an integer number (22200318).
Almost surely, 2130030311 is an apocalyptic number.
130030311 is a deficient number, since it is larger than the sum of its proper divisors (47572233).
130030311 is a wasteful number, since it uses less digits than its factorization.
130030311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1057201.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 130030311 is about 11403.0833988005. The cubic root of 130030311 is about 506.6190704847.
Adding to 130030311 its reverse (113030031), we get a palindrome (243060342).
The spelling of 130030311 in words is "one hundred thirty million, thirty thousand, three hundred eleven".
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