Base | Representation |
---|---|
bin | 10111000111010… |
… | …01100111100011 |
3 | 111111211212202222 |
4 | 23203221213203 |
5 | 344114114013 |
6 | 31123501255 |
7 | 4543036130 |
oct | 1343514743 |
9 | 444755688 |
10 | 193894883 |
11 | 9a4a3106 |
12 | 54b2782b |
13 | 3122a500 |
14 | 1ba73587 |
15 | 12050508 |
hex | b8e99e3 |
193894883 has 12 divisors (see below), whose sum is σ = 239952528. Its totient is φ = 153410400.
The previous prime is 193894879. The next prime is 193894907. The reversal of 193894883 is 388498391.
It is not a de Polignac number, because 193894883 - 22 = 193894879 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (193897883) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80768 + ... + 83133.
It is an arithmetic number, because the mean of its divisors is an integer number (19996044).
Almost surely, 2193894883 is an apocalyptic number.
193894883 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
193894883 is a deficient number, since it is larger than the sum of its proper divisors (46057645).
193894883 is a wasteful number, since it uses less digits than its factorization.
193894883 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163934 (or 163921 counting only the distinct ones).
The product of its digits is 1492992, while the sum is 53.
The square root of 193894883 is about 13924.6142855018. The cubic root of 193894883 is about 578.7914619335.
The spelling of 193894883 in words is "one hundred ninety-three million, eight hundred ninety-four thousand, eight hundred eighty-three".
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