Base | Representation |
---|---|
bin | 111100111100100100… |
… | …1010011111000011111 |
3 | 110111211100122020001212 |
4 | 1321321021103320133 |
5 | 4121021131042001 |
6 | 140043124455035 |
7 | 12312236263136 |
oct | 1717111237037 |
9 | 414740566055 |
10 | 130881502751 |
11 | 505632181aa |
12 | 21447b4a47b |
13 | c45a6c2aac |
14 | 64985ac91d |
15 | 36104397bb |
hex | 1e79253e1f |
130881502751 has 8 divisors (see below), whose sum is σ = 131324615184. Its totient is φ = 130438581120.
The previous prime is 130881502673. The next prime is 130881502777. The reversal of 130881502751 is 157205188031.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 130881502751 - 214 = 130881486367 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 130881502699 and 130881502708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130881552751) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1400576 + ... + 1491098.
It is an arithmetic number, because the mean of its divisors is an integer number (16415576898).
Almost surely, 2130881502751 is an apocalyptic number.
130881502751 is a deficient number, since it is larger than the sum of its proper divisors (443112433).
130881502751 is an equidigital number, since it uses as much as digits as its factorization.
130881502751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95401.
The product of its (nonzero) digits is 67200, while the sum is 41.
The spelling of 130881502751 in words is "one hundred thirty billion, eight hundred eighty-one million, five hundred two thousand, seven hundred fifty-one".
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