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825038334 = 232431065941
BaseRepresentation
bin110001001011010…
…001010111111110
32010111110021211100
4301023101113332
53142202211314
6213511233530
726305465401
oct6113212776
92114407740
10825038334
1139379256a
121b03788a6
13101c0b683
147b805d38
154c670c09
hex312d15fe

825038334 has 24 divisors (see below), whose sum is σ = 1829156472. Its totient is φ = 268616880.

The previous prime is 825038323. The next prime is 825038341. The reversal of 825038334 is 433830528.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 532197 + ... + 533744.

It is an arithmetic number, because the mean of its divisors is an integer number (76214853).

Almost surely, 2825038334 is an apocalyptic number.

825038334 is an abundant number, since it is smaller than the sum of its proper divisors (1004118138).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

825038334 is a wasteful number, since it uses less digits than its factorization.

825038334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1065992 (or 1065989 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 825038334 is about 28723.4805342250. The cubic root of 825038334 is about 937.9032539338.

The spelling of 825038334 in words is "eight hundred twenty-five million, thirty-eight thousand, three hundred thirty-four".

Divisors: 1 2 3 6 9 18 43 86 129 258 387 774 1065941 2131882 3197823 6395646 9593469 19186938 45835463 91670926 137506389 275012778 412519167 825038334