Base | Representation |
---|---|
bin | 101111111011011111… |
… | …0100010110011001001 |
3 | 100211200012212221111022 |
4 | 1133312332202303021 |
5 | 3141244011312114 |
6 | 115141232442225 |
7 | 10302435122354 |
oct | 1376676426311 |
9 | 324605787438 |
10 | 102927838409 |
11 | 3a719099470 |
12 | 17b463a9375 |
13 | 99242795c6 |
14 | 4da5c4129b |
15 | 2a262c748e |
hex | 17f6fa2cc9 |
102927838409 has 8 divisors (see below), whose sum is σ = 113396647680. Its totient is φ = 92644318000.
The previous prime is 102927838373. The next prime is 102927838417. The reversal of 102927838409 is 904838729201.
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 102927838409 - 216 = 102927772873 is a prime.
It is a super-3 number, since 3×1029278384093 (a number of 34 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (102927838439) 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 7 ways as a sum of consecutive naturals, for example, 46321049 + ... + 46323270.
It is an arithmetic number, because the mean of its divisors is an integer number (14174580960).
Almost surely, 2102927838409 is an apocalyptic number.
It is an amenable number.
102927838409 is a deficient number, since it is larger than the sum of its proper divisors (10468809271).
102927838409 is a wasteful number, since it uses less digits than its factorization.
102927838409 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 92644431.
The product of its (nonzero) digits is 1741824, while the sum is 53.
The spelling of 102927838409 in words is "one hundred two billion, nine hundred twenty-seven million, eight hundred thirty-eight thousand, four hundred nine".
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