Base | Representation |
---|---|
bin | 110001001011011… |
… | …100111100101111 |
3 | 2010111112200212020 |
4 | 301023130330233 |
5 | 3142210220433 |
6 | 213512241223 |
7 | 26306053536 |
oct | 6113347457 |
9 | 2114480766 |
10 | 825085743 |
11 | 393815149 |
12 | 1b03a0213 |
13 | 101c27121 |
14 | 7b81931d |
15 | 4c67ecb3 |
hex | 312dcf2f |
825085743 has 8 divisors (see below), whose sum is σ = 1101801648. Its totient is φ = 549213504.
The previous prime is 825085733. The next prime is 825085759. The reversal of 825085743 is 347580528.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 825085743 - 29 = 825085231 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 825085695 and 825085704.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (825085733) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208630 + ... + 212547.
It is an arithmetic number, because the mean of its divisors is an integer number (137725206).
Almost surely, 2825085743 is an apocalyptic number.
825085743 is a deficient number, since it is larger than the sum of its proper divisors (276715905).
825085743 is a wasteful number, since it uses less digits than its factorization.
825085743 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 421833.
The product of its (nonzero) digits is 268800, while the sum is 42.
The square root of 825085743 is about 28724.3057879560. The cubic root of 825085743 is about 937.9212184339.
The spelling of 825085743 in words is "eight hundred twenty-five million, eighty-five thousand, seven hundred forty-three".
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