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252838773 = 33111750077
BaseRepresentation
bin11110001001000…
…00001101110101
3122121202112121000
433010200031311
51004211320043
641031113513
76160044165
oct1704401565
9577675530
10252838773
1111a7a2570
1270812899
13404c7855
14258185a5
15172e52d3
hexf120375

252838773 has 32 divisors (see below), whose sum is σ = 432673920. Its totient is φ = 144218880.

The previous prime is 252838769. The next prime is 252838787. The reversal of 252838773 is 377838252.

It is not a de Polignac number, because 252838773 - 22 = 252838769 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252838763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19990 + ... + 30087.

It is an arithmetic number, because the mean of its divisors is an integer number (13521060).

Almost surely, 2252838773 is an apocalyptic number.

It is an amenable number.

252838773 is a deficient number, since it is larger than the sum of its proper divisors (179835147).

252838773 is a wasteful number, since it uses less digits than its factorization.

252838773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50114 (or 50108 counting only the distinct ones).

The product of its digits is 564480, while the sum is 45.

The square root of 252838773 is about 15900.9047855775. The cubic root of 252838773 is about 632.3359762571.

The spelling of 252838773 in words is "two hundred fifty-two million, eight hundred thirty-eight thousand, seven hundred seventy-three".

Divisors: 1 3 9 11 17 27 33 51 99 153 187 297 459 561 1683 5049 50077 150231 450693 550847 851309 1352079 1652541 2553927 4957623 7661781 9364399 14872869 22985343 28093197 84279591 252838773