Base | Representation |
---|---|
bin | 1001111111011… |
… | …00111101110110 |
3 | 12211200220010101 |
4 | 10333230331312 |
5 | 132423324433 |
6 | 12152144314 |
7 | 2035233352 |
oct | 477547566 |
9 | 184626111 |
10 | 83808118 |
11 | 43342309 |
12 | 2409809a |
13 | 14494804 |
14 | b1b8462 |
15 | 755707d |
hex | 4fecf76 |
83808118 has 8 divisors (see below), whose sum is σ = 128635848. Its totient is φ = 40929504.
The previous prime is 83808077. The next prime is 83808119. The reversal of 83808118 is 81180838.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (83808119) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 487171 + ... + 487342.
It is an arithmetic number, because the mean of its divisors is an integer number (16079481).
Almost surely, 283808118 is an apocalyptic number.
83808118 is a deficient number, since it is larger than the sum of its proper divisors (44827730).
83808118 is a wasteful number, since it uses less digits than its factorization.
83808118 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 974558.
The product of its (nonzero) digits is 12288, while the sum is 37.
The square root of 83808118 is about 9154.6773837203. The cubic root of 83808118 is about 437.6181871718.
It can be divided in two parts, 83 and 808118, that added together give a square (808201 = 8992).
The spelling of 83808118 in words is "eighty-three million, eight hundred eight thousand, one hundred eighteen".
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