Base | Representation |
---|---|
bin | 1111100011110… |
… | …11101100001100 |
3 | 100002121121120200 |
4 | 13301323230030 |
5 | 231403430220 |
6 | 20541413500 |
7 | 3143326053 |
oct | 761735414 |
9 | 302547520 |
10 | 130530060 |
11 | 67754191 |
12 | 3786a290 |
13 | 21072b2b |
14 | 1349b39a |
15 | b6d5890 |
hex | 7c7bb0c |
130530060 has 144 divisors (see below), whose sum is σ = 423783360. Its totient is φ = 32440320.
The previous prime is 130530053. The next prime is 130530061. The reversal of 130530060 is 60035031.
130530060 is a `hidden beast` number, since 1 + 305 + 300 + 60 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (130530061) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 169356 + ... + 170124.
It is an arithmetic number, because the mean of its divisors is an integer number (2942940).
Almost surely, 2130530060 is an apocalyptic number.
130530060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130530060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211891680).
130530060 is an abundant number, since it is smaller than the sum of its proper divisors (293253300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130530060 is a wasteful number, since it uses less digits than its factorization.
130530060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 848 (or 843 counting only the distinct ones).
The product of its (nonzero) digits is 270, while the sum is 18.
The square root of 130530060 is about 11424.9752734962. The cubic root of 130530060 is about 507.2672750161.
Adding to 130530060 its reverse (60035031), we get a palindrome (190565091).
The spelling of 130530060 in words is "one hundred thirty million, five hundred thirty thousand, sixty".
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