Base | Representation |
---|---|
bin | 1000110011111010011000… |
… | …1011111001111100111101 |
3 | 1021022011021011010211012220 |
4 | 2030332212023321330331 |
5 | 2232211344441010133 |
6 | 32334324455115553 |
7 | 2016634112054262 |
oct | 214764613717475 |
9 | 37264234124186 |
10 | 9687939391293 |
11 | 30a56a5249a09 |
12 | 1105707372bb9 |
13 | 553751764077 |
14 | 256c82313269 |
15 | 11c013a405b3 |
hex | 8cfa62f9f3d |
9687939391293 has 32 divisors (see below), whose sum is σ = 13089268483200. Its totient is φ = 6373069881600.
The previous prime is 9687939391283. The next prime is 9687939391313. The reversal of 9687939391293 is 3921939397869.
It is not a de Polignac number, because 9687939391293 - 212 = 9687939387197 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (9687939391253) 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, 214326571 + ... + 214371767.
It is an arithmetic number, because the mean of its divisors is an integer number (409039640100).
Almost surely, 29687939391293 is an apocalyptic number.
It is an amenable number.
9687939391293 is a deficient number, since it is larger than the sum of its proper divisors (3401329091907).
9687939391293 is a wasteful number, since it uses less digits than its factorization.
9687939391293 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47677.
The product of its digits is 1071385056, while the sum is 78.
The spelling of 9687939391293 in words is "nine trillion, six hundred eighty-seven billion, nine hundred thirty-nine million, three hundred ninety-one thousand, two hundred ninety-three".
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