Base | Representation |
---|---|
bin | 1010000001000… |
… | …11010110101111 |
3 | 12212010012201101 |
4 | 11000203112233 |
5 | 133002442040 |
6 | 12201023531 |
7 | 2040152014 |
oct | 500432657 |
9 | 185105641 |
10 | 84030895 |
11 | 43484723 |
12 | 24184ba7 |
13 | 14542030 |
14 | b23570b |
15 | 759d09a |
hex | 50235af |
84030895 has 8 divisors (see below), whose sum is σ = 108593856. Its totient is φ = 62053536.
The previous prime is 84030887. The next prime is 84030899. The reversal of 84030895 is 59803048.
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 84030895 - 23 = 84030887 is a prime.
It is a super-2 number, since 2×840308952 = 14122382629002050, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84030899) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 646327 + ... + 646456.
It is an arithmetic number, because the mean of its divisors is an integer number (13574232).
Almost surely, 284030895 is an apocalyptic number.
84030895 is a deficient number, since it is larger than the sum of its proper divisors (24562961).
84030895 is a wasteful number, since it uses less digits than its factorization.
84030895 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1292801.
The product of its (nonzero) digits is 34560, while the sum is 37.
The square root of 84030895 is about 9166.8366953928. The cubic root of 84030895 is about 438.0055999645.
The spelling of 84030895 in words is "eighty-four million, thirty thousand, eight hundred ninety-five".
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