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52413250 = 253316763
BaseRepresentation
bin1100011111110…
…0001101000010
310122121212110111
43013330031002
5101404211000
65111221534
71204335211
oct307741502
9118555414
1052413250
112764993a
12156778aa
13ab21976
146d65078
154904cba
hex31fc342

52413250 has 32 divisors (see below), whose sum is σ = 101297664. Its totient is φ = 20286000.

The previous prime is 52413241. The next prime is 52413253. The reversal of 52413250 is 5231425.

52413250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (52413253) 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 15 ways as a sum of consecutive naturals, for example, 4369 + ... + 11131.

It is an arithmetic number, because the mean of its divisors is an integer number (3165552).

Almost surely, 252413250 is an apocalyptic number.

52413250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

52413250 is a deficient number, since it is larger than the sum of its proper divisors (48884414).

52413250 is a wasteful number, since it uses less digits than its factorization.

52413250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6811 (or 6801 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 52413250 is about 7239.6995794024. The cubic root of 52413250 is about 374.2372644921.

Adding to 52413250 its reverse (5231425), we get a palindrome (57644675).

The spelling of 52413250 in words is "fifty-two million, four hundred thirteen thousand, two hundred fifty".

Divisors: 1 2 5 10 25 31 50 62 125 155 250 310 775 1550 3875 6763 7750 13526 33815 67630 169075 209653 338150 419306 845375 1048265 1690750 2096530 5241325 10482650 26206625 52413250