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52888005 = 3353471129
BaseRepresentation
bin1100100111000…
…0000111000101
310200111222201000
43021300013011
5102014404010
65125323513
71211353302
oct311600705
9120458630
1052888005
11279435a5
1215866599
13ac59aa1
14704a0a9
15499a7c0
hex32701c5

52888005 has 32 divisors (see below), whose sum is σ = 94377600. Its totient is φ = 28100736.

The previous prime is 52887973. The next prime is 52888009. The reversal of 52888005 is 50088825.

It is not a de Polignac number, because 52888005 - 25 = 52887973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52888009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46281 + ... + 47409.

It is an arithmetic number, because the mean of its divisors is an integer number (2949300).

Almost surely, 252888005 is an apocalyptic number.

It is an amenable number.

52888005 is a deficient number, since it is larger than the sum of its proper divisors (41489595).

52888005 is a wasteful number, since it uses less digits than its factorization.

52888005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1490 (or 1484 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The square root of 52888005 is about 7272.4139733654. The cubic root of 52888005 is about 375.3638069379.

The spelling of 52888005 in words is "fifty-two million, eight hundred eighty-eight thousand, five".

Divisors: 1 3 5 9 15 27 45 135 347 1041 1129 1735 3123 3387 5205 5645 9369 10161 15615 16935 30483 46845 50805 152415 391763 1175289 1958815 3525867 5876445 10577601 17629335 52888005