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52327240 = 2357186883
BaseRepresentation
bin1100011110011…
…1001101001000
310122110111110221
43013213031020
5101343432430
65105315424
71203526360
oct307471510
9118414427
1052327240
11275a0259
1215635b74
13aac1784
146d419a0
1548d957a
hex31e7348

52327240 has 32 divisors (see below), whose sum is σ = 134556480. Its totient is φ = 17940672.

The previous prime is 52327217. The next prime is 52327243. The reversal of 52327240 is 4272325.

52327240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (52327243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93162 + ... + 93721.

It is an arithmetic number, because the mean of its divisors is an integer number (4204890).

Almost surely, 252327240 is an apocalyptic number.

It is an amenable number.

52327240 is an abundant number, since it is smaller than the sum of its proper divisors (82229240).

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

52327240 is a wasteful number, since it uses less digits than its factorization.

52327240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186901 (or 186897 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 52327240 is about 7233.7569768413. The cubic root of 52327240 is about 374.0324449724.

Adding to 52327240 its reverse (4272325), we get a palindrome (56599565).

The spelling of 52327240 in words is "fifty-two million, three hundred twenty-seven thousand, two hundred forty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 186883 373766 747532 934415 1308181 1495064 1868830 2616362 3737660 5232724 6540905 7475320 10465448 13081810 26163620 52327240