Base | Representation |
---|---|
bin | 111100101010111011… |
… | …0000011011001000100 |
3 | 110110022002012202122110 |
4 | 1321111312003121010 |
5 | 4113313022030113 |
6 | 135504250501020 |
7 | 12261455240244 |
oct | 1712566033104 |
9 | 413262182573 |
10 | 130289251908 |
11 | 502899823a2 |
12 | 21301734770 |
13 | c394aab3ca |
14 | 643da81b24 |
15 | 35c844cbc3 |
hex | 1e55d83644 |
130289251908 has 48 divisors (see below), whose sum is σ = 307340732160. Its totient is φ = 42954261504.
The previous prime is 130289251903. The next prime is 130289251919. The reversal of 130289251908 is 809152982031.
130289251908 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (130289251903) 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, 1807258 + ... + 1877966.
It is an arithmetic number, because the mean of its divisors is an integer number (6402931920).
Almost surely, 2130289251908 is an apocalyptic number.
It is an amenable number.
130289251908 is an abundant number, since it is smaller than the sum of its proper divisors (177051480252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130289251908 is a wasteful number, since it uses less digits than its factorization.
130289251908 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72396 (or 72394 counting only the distinct ones).
The product of its (nonzero) digits is 311040, while the sum is 48.
The spelling of 130289251908 in words is "one hundred thirty billion, two hundred eighty-nine million, two hundred fifty-one thousand, nine hundred eight".
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