Base | Representation |
---|---|
bin | 111100111100011100… |
… | …1101101010101001001 |
3 | 110111211001221102112210 |
4 | 1321320321231111021 |
5 | 4121014104201211 |
6 | 140042501055333 |
7 | 12312156436551 |
oct | 1717071552511 |
9 | 414731842483 |
10 | 130877412681 |
11 | 50560984284 |
12 | 214466b7549 |
13 | c4598c0232 |
14 | 6497c26161 |
15 | 360edcc9a6 |
hex | 1e78e6d549 |
130877412681 has 16 divisors (see below), whose sum is σ = 175211308800. Its totient is φ = 86897676288.
The previous prime is 130877412619. The next prime is 130877412683. The reversal of 130877412681 is 186214778031.
It is not a de Polignac number, because 130877412681 - 226 = 130810303817 is a prime.
It is a super-2 number, since 2×1308774126812 (a number of 23 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 130877412681.
It is not an unprimeable number, because it can be changed into a prime (130877412683) 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, 6712615 + ... + 6732083.
It is an arithmetic number, because the mean of its divisors is an integer number (10950706800).
Almost surely, 2130877412681 is an apocalyptic number.
It is an amenable number.
130877412681 is a deficient number, since it is larger than the sum of its proper divisors (44333896119).
130877412681 is a wasteful number, since it uses less digits than its factorization.
130877412681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28448.
The product of its (nonzero) digits is 451584, while the sum is 48.
The spelling of 130877412681 in words is "one hundred thirty billion, eight hundred seventy-seven million, four hundred twelve thousand, six hundred eighty-one".
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