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52848918 = 23219413769
BaseRepresentation
bin1100100110011…
…0100100010110
310200110000002100
43021212210112
5102012131133
65124422530
71211131323
oct311464426
9120400070
1052848918
11279171a1
1215847a46
13ac45065
147039b4a
15498de13
hex3266916

52848918 has 48 divisors (see below), whose sum is σ = 123505200. Its totient is φ = 16277760.

The previous prime is 52848911. The next prime is 52848919. The reversal of 52848918 is 81984825.

It is a happy number.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52848911) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12138 + ... + 15906.

It is an arithmetic number, because the mean of its divisors is an integer number (2573025).

Almost surely, 252848918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52848918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61752600).

52848918 is an abundant number, since it is smaller than the sum of its proper divisors (70656282).

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

52848918 is a wasteful number, since it uses less digits than its factorization.

52848918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837 (or 3834 counting only the distinct ones).

The product of its digits is 184320, while the sum is 45.

The square root of 52848918 is about 7269.7261296420. The cubic root of 52848918 is about 375.2713129907.

The spelling of 52848918 in words is "fifty-two million, eight hundred forty-eight thousand, nine hundred eighteen".

Divisors: 1 2 3 6 9 18 19 38 41 57 82 114 123 171 246 342 369 738 779 1558 2337 3769 4674 7011 7538 11307 14022 22614 33921 67842 71611 143222 154529 214833 309058 429666 463587 644499 927174 1288998 1390761 2781522 2936051 5872102 8808153 17616306 26424459 52848918