Base | Representation |
---|---|
bin | 1111100111010… |
… | …01100100001100 |
3 | 100010110110221010 |
4 | 13303221210030 |
5 | 232012330413 |
6 | 20555205220 |
7 | 3150212130 |
oct | 763514414 |
9 | 303413833 |
10 | 130980108 |
11 | 67a31326 |
12 | 37a46810 |
13 | 2119c92c |
14 | 135773c0 |
15 | b773dc3 |
hex | 7ce990c |
130980108 has 48 divisors (see below), whose sum is σ = 352396800. Its totient is φ = 37089024.
The previous prime is 130980103. The next prime is 130980151. The reversal of 130980108 is 801089031.
It is not an unprimeable number, because it can be changed into a prime (130980103) 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, 2593 + ... + 16391.
It is an arithmetic number, because the mean of its divisors is an integer number (7341600).
Almost surely, 2130980108 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130980108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176198400).
130980108 is an abundant number, since it is smaller than the sum of its proper divisors (221416692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130980108 is a wasteful number, since it uses less digits than its factorization.
130980108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13926 (or 13924 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 30.
The square root of 130980108 is about 11444.6541232140. The cubic root of 130980108 is about 507.8496000091.
The spelling of 130980108 in words is "one hundred thirty million, nine hundred eighty thousand, one hundred eight".
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