Base | Representation |
---|---|
bin | 111111110000100110… |
… | …010100101000000001 |
3 | 20112201011121120102110 |
4 | 333300212110220001 |
5 | 2110202014242413 |
6 | 51241154405533 |
7 | 4642346432340 |
oct | 776046245001 |
9 | 215634546373 |
10 | 68461087233 |
11 | 27041554140 |
12 | 113275908a9 |
13 | 65c067c696 |
14 | 34564a3b57 |
15 | 1baa47b8c3 |
hex | ff0994a01 |
68461087233 has 32 divisors (see below), whose sum is σ = 114701598720. Its totient is φ = 35284152960.
The previous prime is 68461087229. The next prime is 68461087259. The reversal of 68461087233 is 33278016486.
It is not a de Polignac number, because 68461087233 - 22 = 68461087229 is a prime.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (68461087283) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1137468 + ... + 1196141.
It is an arithmetic number, because the mean of its divisors is an integer number (3584424960).
Almost surely, 268461087233 is an apocalyptic number.
It is an amenable number.
68461087233 is a deficient number, since it is larger than the sum of its proper divisors (46240511487).
68461087233 is a wasteful number, since it uses less digits than its factorization.
68461087233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2333757.
The product of its (nonzero) digits is 1161216, while the sum is 48.
The spelling of 68461087233 in words is "sixty-eight billion, four hundred sixty-one million, eighty-seven thousand, two hundred thirty-three".
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