Base | Representation |
---|---|
bin | 1010111011011… |
… | …11110010111110 |
3 | 20101112000211211 |
4 | 11131233302332 |
5 | 141432342110 |
6 | 13033035034 |
7 | 2162205244 |
oct | 535576276 |
9 | 211460754 |
10 | 91684030 |
11 | 47831629 |
12 | 26855a7a |
13 | 15cc1609 |
14 | c268794 |
15 | 80b098a |
hex | 576fcbe |
91684030 has 8 divisors (see below), whose sum is σ = 165031272. Its totient is φ = 36673608.
The previous prime is 91684027. The next prime is 91684067. The reversal of 91684030 is 3048619.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-3 number, since 3×916840303 (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 91683983 and 91684001.
It is a congruent number.
It is an unprimeable number.
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, 4584192 + ... + 4584211.
It is an arithmetic number, because the mean of its divisors is an integer number (20628909).
Almost surely, 291684030 is an apocalyptic number.
91684030 is a deficient number, since it is larger than the sum of its proper divisors (73347242).
91684030 is a wasteful number, since it uses less digits than its factorization.
91684030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9168410.
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 91684030 is about 9575.1778051376. The cubic root of 91684030 is about 450.9183386151.
The spelling of 91684030 in words is "ninety-one million, six hundred eighty-four thousand, thirty".
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