Base | Representation |
---|---|
bin | 110001100001000… |
… | …010110011111101 |
3 | 2010220012021001221 |
4 | 301201002303331 |
5 | 3200132331403 |
6 | 214233433341 |
7 | 26405136400 |
oct | 6141026375 |
9 | 2126167057 |
10 | 830745853 |
11 | 396a30723 |
12 | 1b226b851 |
13 | 1031594c2 |
14 | 7c48dd37 |
15 | 4cdebdbd |
hex | 31842cfd |
830745853 has 24 divisors (see below), whose sum is σ = 992265120. Its totient is φ = 693110880.
The previous prime is 830745787. The next prime is 830745859. The reversal of 830745853 is 358547038.
830745853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a de Polignac number, because none of the positive numbers 2k-830745853 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (43).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830745859) 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, 882363 + ... + 883303.
It is an arithmetic number, because the mean of its divisors is an integer number (41344380).
Almost surely, 2830745853 is an apocalyptic number.
It is an amenable number.
830745853 is a deficient number, since it is larger than the sum of its proper divisors (161519267).
830745853 is a wasteful number, since it uses less digits than its factorization.
830745853 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1417 (or 1410 counting only the distinct ones).
The product of its (nonzero) digits is 403200, while the sum is 43.
The square root of 830745853 is about 28822.6621428348. The cubic root of 830745853 is about 940.0610542055.
The spelling of 830745853 in words is "eight hundred thirty million, seven hundred forty-five thousand, eight hundred fifty-three".
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