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52875288 = 2333614013
BaseRepresentation
bin1100100110110…
…1000000011000
310200111100021000
43021231000120
5102014002123
65125145000
71211301234
oct311550030
9120440230
1052875288
1127934a94
121585b160
13ac5406b
1470455c4
154996b43
hex326d018

52875288 has 64 divisors (see below), whose sum is σ = 149320800. Its totient is φ = 17331840.

The previous prime is 52875259. The next prime is 52875289. The reversal of 52875288 is 88257825.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52875289) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11170 + ... + 15182.

Almost surely, 252875288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52875288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74660400).

52875288 is an abundant number, since it is smaller than the sum of its proper divisors (96445512).

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

52875288 is a wasteful number, since it uses less digits than its factorization.

52875288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089 (or 4079 counting only the distinct ones).

The product of its digits is 358400, while the sum is 45.

The square root of 52875288 is about 7271.5395893855. The cubic root of 52875288 is about 375.3337189297. Note that the first 3 decimals are identical.

The spelling of 52875288 in words is "fifty-two million, eight hundred seventy-five thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 61 72 108 122 183 216 244 366 488 549 732 1098 1464 1647 2196 3294 4013 4392 6588 8026 12039 13176 16052 24078 32104 36117 48156 72234 96312 108351 144468 216702 244793 288936 433404 489586 734379 866808 979172 1468758 1958344 2203137 2937516 4406274 5875032 6609411 8812548 13218822 17625096 26437644 52875288