Base | Representation |
---|---|
bin | 1111100001010… |
… | …11010110110111 |
3 | 100001222220012211 |
4 | 13300223112313 |
5 | 231312413030 |
6 | 20530354251 |
7 | 3140455540 |
oct | 760532667 |
9 | 301886184 |
10 | 130201015 |
11 | 67549a4a |
12 | 3772b987 |
13 | 20c89129 |
14 | 134134c7 |
15 | b66d12a |
hex | 7c2b5b7 |
130201015 has 16 divisors (see below), whose sum is σ = 187960320. Its totient is φ = 84581280.
The previous prime is 130201013. The next prime is 130201061. The reversal of 130201015 is 510102031.
It is not a de Polignac number, because 130201015 - 21 = 130201013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 130200986 and 130201004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130201013) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97231 + ... + 98560.
It is an arithmetic number, because the mean of its divisors is an integer number (11747520).
Almost surely, 2130201015 is an apocalyptic number.
130201015 is a deficient number, since it is larger than the sum of its proper divisors (57759305).
130201015 is a wasteful number, since it uses less digits than its factorization.
130201015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195822.
The product of its (nonzero) digits is 30, while the sum is 13.
The square root of 130201015 is about 11410.5659368850. The cubic root of 130201015 is about 506.8406703158.
Adding to 130201015 its reverse (510102031), we get a palindrome (640303046).
The spelling of 130201015 in words is "one hundred thirty million, two hundred one thousand, fifteen".
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