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52395798 = 23721313709
BaseRepresentation
bin1100011111011…
…1111100010110
310122120222112010
43013313330112
5101403131143
65111005050
71204233300
oct307677426
9118528463
1052395798
1127637814
1215669786
13ab16a40
146d5c970
1548eea33
hex31f7f16

52395798 has 48 divisors (see below), whose sum is σ = 131286960. Its totient is φ = 13817664.

The previous prime is 52395793. The next prime is 52395829. The reversal of 52395798 is 89759325.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52395793) 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 23 ways as a sum of consecutive naturals, for example, 3033 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (2735145).

Almost surely, 252395798 is an apocalyptic number.

52395798 is an abundant number, since it is smaller than the sum of its proper divisors (78891162).

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

52395798 is a wasteful number, since it uses less digits than its factorization.

52395798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13741 (or 13734 counting only the distinct ones).

The product of its digits is 680400, while the sum is 48.

The square root of 52395798 is about 7238.4941804218. The cubic root of 52395798 is about 374.1957233820.

The spelling of 52395798 in words is "fifty-two million, three hundred ninety-five thousand, seven hundred ninety-eight".

Divisors: 1 2 3 6 7 13 14 21 26 39 42 49 78 91 98 147 182 273 294 546 637 1274 1911 3822 13709 27418 41127 82254 95963 178217 191926 287889 356434 534651 575778 671741 1069302 1247519 1343482 2015223 2495038 3742557 4030446 7485114 8732633 17465266 26197899 52395798