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52302252 = 2234358521
BaseRepresentation
bin1100011110000…
…1000110101100
310122102020012110
43013201012230
5101342133002
65105004020
71203363462
oct307410654
9118366173
1052302252
1127583502
1215623610
13aab32a2
146d36832
1548d1e6c
hex31e11ac

52302252 has 12 divisors (see below), whose sum is σ = 122038616. Its totient is φ = 17434080.

The previous prime is 52302247. The next prime is 52302259. The reversal of 52302252 is 25220325.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (52302259) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2179249 + ... + 2179272.

Almost surely, 252302252 is an apocalyptic number.

It is an amenable number.

52302252 is an abundant number, since it is smaller than the sum of its proper divisors (69736364).

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

52302252 is a wasteful number, since it uses less digits than its factorization.

52302252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4358528 (or 4358526 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 52302252 is about 7232.0295906474. The cubic root of 52302252 is about 373.9728978426.

Adding to 52302252 its reverse (25220325), we get a palindrome (77522577).

The spelling of 52302252 in words is "fifty-two million, three hundred two thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 4358521 8717042 13075563 17434084 26151126 52302252