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52250152 = 23191731987
BaseRepresentation
bin1100011101010…
…0011000101000
310122022120201211
43013110120220
5101334001102
65103522504
71203055543
oct307243050
9118276654
1052250152
1127548349
12155b9434
13aa95666
146d2185a
1548c17d7
hex31d4628

52250152 has 32 divisors (see below), whose sum is σ = 103773600. Its totient is φ = 24594624.

The previous prime is 52250147. The next prime is 52250153. The reversal of 52250152 is 25105225.

It is not an unprimeable number, because it can be changed into a prime (52250153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25303 + ... + 27289.

It is an arithmetic number, because the mean of its divisors is an integer number (3242925).

Almost surely, 252250152 is an apocalyptic number.

It is an amenable number.

52250152 is a deficient number, since it is larger than the sum of its proper divisors (51523448).

52250152 is a wasteful number, since it uses less digits than its factorization.

52250152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2185 (or 2181 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 22.

The square root of 52250152 is about 7228.4266614527. The cubic root of 52250152 is about 373.8486810045.

Adding to 52250152 its reverse (25105225), we get a palindrome (77355377).

The spelling of 52250152 in words is "fifty-two million, two hundred fifty thousand, one hundred fifty-two".

Divisors: 1 2 4 8 19 38 76 152 173 346 692 1384 1987 3287 3974 6574 7948 13148 15896 26296 37753 75506 151012 302024 343751 687502 1375004 2750008 6531269 13062538 26125076 52250152