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52254312 = 23311197933
BaseRepresentation
bin1100011101010…
…1011001101000
310122022210102220
43013111121220
5101334114222
65103554040
71203103635
oct307253150
9118283386
1052254312
1127550490
12155bb920
13aa97516
146d2318c
1548c2b5c
hex31d5668

52254312 has 32 divisors (see below), whose sum is σ = 142512480. Its totient is φ = 15834560.

The previous prime is 52254289. The next prime is 52254337. The reversal of 52254312 is 21345225.

52254312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

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, 98703 + ... + 99230.

It is an arithmetic number, because the mean of its divisors is an integer number (4453515).

Almost surely, 252254312 is an apocalyptic number.

It is an amenable number.

52254312 is an abundant number, since it is smaller than the sum of its proper divisors (90258168).

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

52254312 is a wasteful number, since it uses less digits than its factorization.

52254312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197953 (or 197949 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 52254312 is about 7228.7144085238. The cubic root of 52254312 is about 373.8586023105.

Adding to 52254312 its reverse (21345225), we get a palindrome (73599537).

The spelling of 52254312 in words is "fifty-two million, two hundred fifty-four thousand, three hundred twelve".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 197933 395866 593799 791732 1187598 1583464 2177263 2375196 4354526 4750392 6531789 8709052 13063578 17418104 26127156 52254312