Base | Representation |
---|---|
bin | 110010011001111… |
… | …010010001100101 |
3 | 2011221020121221221 |
4 | 302121322101211 |
5 | 3212441344333 |
6 | 215525140341 |
7 | 26645634625 |
oct | 6231722145 |
9 | 2157217857 |
10 | 845653093 |
11 | 3a439275a |
12 | 1b725a6b1 |
13 | 10627885c |
14 | 80450885 |
15 | 4e393d2d |
hex | 3267a465 |
845653093 has 24 divisors (see below), whose sum is σ = 911547648. Its totient is φ = 783572832.
The previous prime is 845653091. The next prime is 845653129. The reversal of 845653093 is 390356548.
845653093 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 845653093 - 21 = 845653091 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (845653091) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3215280 + ... + 3215542.
It is an arithmetic number, because the mean of its divisors is an integer number (37981152).
Almost surely, 2845653093 is an apocalyptic number.
It is an amenable number.
845653093 is a deficient number, since it is larger than the sum of its proper divisors (65894555).
845653093 is a wasteful number, since it uses less digits than its factorization.
845653093 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 433 (or 390 counting only the distinct ones).
The product of its (nonzero) digits is 388800, while the sum is 43.
The square root of 845653093 is about 29080.1150788645. The cubic root of 845653093 is about 945.6506974852.
The spelling of 845653093 in words is "eight hundred forty-five million, six hundred fifty-three thousand, ninety-three".
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