Base | Representation |
---|---|
bin | 1111011111111… |
… | …00010001100100 |
3 | 100001122002200012 |
4 | 13233330101210 |
5 | 231240230124 |
6 | 20522305352 |
7 | 3136023356 |
oct | 757742144 |
9 | 301562605 |
10 | 130008164 |
11 | 67428070 |
12 | 37658258 |
13 | 20c1c410 |
14 | 133a30d6 |
15 | b630e0e |
hex | 7bfc464 |
130008164 has 48 divisors (see below), whose sum is σ = 269087616. Its totient is φ = 54182400.
The previous prime is 130008143. The next prime is 130008169. The reversal of 130008164 is 461800031.
It is not an unprimeable number, because it can be changed into a prime (130008169) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 94844 + ... + 96204.
It is an arithmetic number, because the mean of its divisors is an integer number (5605992).
Almost surely, 2130008164 is an apocalyptic number.
It is an amenable number.
130008164 is an abundant number, since it is smaller than the sum of its proper divisors (139079452).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130008164 is a wasteful number, since it uses less digits than its factorization.
130008164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1556 (or 1554 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 23.
The square root of 130008164 is about 11402.1122604542. The cubic root of 130008164 is about 506.5903060899.
Adding to 130008164 its reverse (461800031), we get a palindrome (591808195).
The spelling of 130008164 in words is "one hundred thirty million, eight thousand, one hundred sixty-four".
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