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52005152 = 253734357
BaseRepresentation
bin1100011001100…
…0100100100000
310121212010122202
43012120210200
5101303131102
65054352332
71201015343
oct306304440
9117763582
1052005152
11273a0271
12154bb6a8
13aa0aca4
146c9a45a
154873e02
hex3198920

52005152 has 24 divisors (see below), whose sum is σ = 102683196. Its totient is φ = 25926912.

The previous prime is 52005119. The next prime is 52005169. The reversal of 52005152 is 25150025.

It can be written as a sum of positive squares in 2 ways, for example, as 44142736 + 7862416 = 6644^2 + 2804^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9758 + ... + 14114.

Almost surely, 252005152 is an apocalyptic number.

It is an amenable number.

52005152 is a deficient number, since it is larger than the sum of its proper divisors (50678044).

52005152 is a wasteful number, since it uses less digits than its factorization.

52005152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4740 (or 4732 counting only the distinct ones).

The product of its (nonzero) digits is 500, while the sum is 20.

The square root of 52005152 is about 7211.4597690065. The cubic root of 52005152 is about 373.2634421320.

Adding to 52005152 its reverse (25150025), we get a palindrome (77155177).

The spelling of 52005152 in words is "fifty-two million, five thousand, one hundred fifty-two".

Divisors: 1 2 4 8 16 32 373 746 1492 2984 4357 5968 8714 11936 17428 34856 69712 139424 1625161 3250322 6500644 13001288 26002576 52005152