Base | Representation |
---|---|
bin | 110101001110101… |
… | …000111011001011 |
3 | 2022020101121222120 |
4 | 311032220323023 |
5 | 3312103430331 |
6 | 224340422323 |
7 | 31062426162 |
oct | 6516507313 |
9 | 2266347876 |
10 | 893030091 |
11 | 4191017a8 |
12 | 20b0a79a3 |
13 | 113026095 |
14 | 868643d9 |
15 | 53601796 |
hex | 353a8ecb |
893030091 has 16 divisors (see below), whose sum is σ = 1203609600. Its totient is φ = 588930048.
The previous prime is 893030087. The next prime is 893030093. The reversal of 893030091 is 190030398.
It is not a de Polignac number, because 893030091 - 22 = 893030087 is a prime.
It is not an unprimeable number, because it can be changed into a prime (893030093) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133515 + ... + 140043.
It is an arithmetic number, because the mean of its divisors is an integer number (75225600).
Almost surely, 2893030091 is an apocalyptic number.
893030091 is a deficient number, since it is larger than the sum of its proper divisors (310579509).
893030091 is a wasteful number, since it uses less digits than its factorization.
893030091 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7018.
The product of its (nonzero) digits is 5832, while the sum is 33.
The square root of 893030091 is about 29883.6090691871. The cubic root of 893030091 is about 962.9905624560.
The spelling of 893030091 in words is "eight hundred ninety-three million, thirty thousand, ninety-one".
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