Base | Representation |
---|---|
bin | 11101000000110011110… |
… | …100101111111101100001 |
3 | 21001121011202210212110210 |
4 | 131000303310233331201 |
5 | 230131131434310142 |
6 | 4123524153044333 |
7 | 264020410600530 |
oct | 35006364577541 |
9 | 7047152725423 |
10 | 1993734291297 |
11 | 6a95a1038131 |
12 | 2824956b66a9 |
13 | 116015415b28 |
14 | 6c6d6676317 |
15 | 36cdcdab49c |
hex | 1d033d2ff61 |
1993734291297 has 16 divisors (see below), whose sum is σ = 3039945548672. Its totient is φ = 1138573895040.
The previous prime is 1993734291287. The next prime is 1993734291301. The reversal of 1993734291297 is 7921924373991.
It is not a de Polignac number, because 1993734291297 - 27 = 1993734291169 is a prime.
It is a super-3 number, since 3×19937342912973 (a number of 38 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (66) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1993734291287) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29250268 + ... + 29318349.
It is an arithmetic number, because the mean of its divisors is an integer number (189996596792).
Almost surely, 21993734291297 is an apocalyptic number.
It is an amenable number.
1993734291297 is a deficient number, since it is larger than the sum of its proper divisors (1046211257375).
1993734291297 is a wasteful number, since it uses less digits than its factorization.
1993734291297 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58570248.
The product of its digits is 46294416, while the sum is 66.
The spelling of 1993734291297 in words is "one trillion, nine hundred ninety-three billion, seven hundred thirty-four million, two hundred ninety-one thousand, two hundred ninety-seven".
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