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52254732 = 2234354561
BaseRepresentation
bin1100011101010…
…1100000001100
310122022211000110
43013111200030
5101334122412
65104000020
71203105105
oct307254014
9118284013
1052254732
1127550832
1215600010
13aa9777a
146d233ac
1548c2d3c
hex31d580c

52254732 has 12 divisors (see below), whose sum is σ = 121927736. Its totient is φ = 17418240.

The previous prime is 52254701. The next prime is 52254733. The reversal of 52254732 is 23745225.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×522547323 (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52254732.

It is not an unprimeable number, because it can be changed into a prime (52254733) 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 3 ways as a sum of consecutive naturals, for example, 2177269 + ... + 2177292.

Almost surely, 252254732 is an apocalyptic number.

It is an amenable number.

52254732 is an abundant number, since it is smaller than the sum of its proper divisors (69673004).

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

52254732 is a wasteful number, since it uses less digits than its factorization.

52254732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4354568 (or 4354566 counting only the distinct ones).

The product of its digits is 16800, while the sum is 30.

The square root of 52254732 is about 7228.7434592742. The cubic root of 52254732 is about 373.8596039515.

Adding to 52254732 its reverse (23745225), we get a palindrome (75999957).

The spelling of 52254732 in words is "fifty-two million, two hundred fifty-four thousand, seven hundred thirty-two".

Divisors: 1 2 3 4 6 12 4354561 8709122 13063683 17418244 26127366 52254732