Base | Representation |
---|---|
bin | 11110111100011100101111… |
… | …11011000011101100000000 |
3 | 22220221022001022022020001122 |
4 | 33132032113323003230000 |
5 | 32404343210210233434 |
6 | 400420404455451412 |
7 | 20222166555005126 |
oct | 1736162773035400 |
9 | 286838038266048 |
10 | 68047715711744 |
11 | 1a75596857885a |
12 | 777012a386b68 |
13 | 2bc7b44bab7c2 |
14 | 12b37541a7916 |
15 | 7d0125a91c2e |
hex | 3de397ec3b00 |
68047715711744 has 18 divisors (see below), whose sum is σ = 135829620034500. Its totient is φ = 34023857855744.
The previous prime is 68047715711687. The next prime is 68047715711813. The reversal of 68047715711744 is 44711751774086.
It is a super-2 number, since 2×680477157117442 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132905694494 + ... + 132905695005.
Almost surely, 268047715711744 is an apocalyptic number.
68047715711744 is a gapful number since it is divisible by the number (64) formed by its first and last digit.
It is an amenable number.
68047715711744 is a deficient number, since it is larger than the sum of its proper divisors (67781904322756).
68047715711744 is an equidigital number, since it uses as much as digits as its factorization.
68047715711744 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265811389515 (or 265811389501 counting only the distinct ones).
The product of its (nonzero) digits is 36879360, while the sum is 62.
The spelling of 68047715711744 in words is "sixty-eight trillion, forty-seven billion, seven hundred fifteen million, seven hundred eleven thousand, seven hundred forty-four".
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