Search a number
-
+
52254560 = 2551917189
BaseRepresentation
bin1100011101010…
…1011101100000
310122022210210002
43013111131200
5101334121220
65103555132
71203104441
oct307253540
9118283702
1052254560
1127550696
12155bbaa8
13aa97677
146d232c8
1548c2c75
hex31d5760

52254560 has 48 divisors (see below), whose sum is σ = 129956400. Its totient is φ = 19800576.

The previous prime is 52254533. The next prime is 52254563. The reversal of 52254560 is 6545225.

52254560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52254563) 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, 5555 + ... + 11634.

It is an arithmetic number, because the mean of its divisors is an integer number (2707425).

Almost surely, 252254560 is an apocalyptic number.

It is an amenable number.

52254560 is an abundant number, since it is smaller than the sum of its proper divisors (77701840).

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

52254560 is a wasteful number, since it uses less digits than its factorization.

52254560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17223 (or 17215 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 52254560 is about 7228.7315623144. The cubic root of 52254560 is about 373.8591937563.

Adding to 52254560 its reverse (6545225), we get a palindrome (58799785).

The spelling of 52254560 in words is "fifty-two million, two hundred fifty-four thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 1520 3040 17189 34378 68756 85945 137512 171890 275024 326591 343780 550048 653182 687560 1306364 1375120 1632955 2612728 2750240 3265910 5225456 6531820 10450912 13063640 26127280 52254560