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54513452 = 2271946909
BaseRepresentation
bin1100111111110…
…0111100101100
310210120120101202
43033330330230
5102423412302
65224225032
71231233230
oct317747454
9123516352
1054513452
1128853844
121630b178
13b3a88a6
1473505c0
154bbc202
hex33fcf2c

54513452 has 12 divisors (see below), whose sum is σ = 109026960. Its totient is φ = 23362896.

The previous prime is 54513449. The next prime is 54513461. The reversal of 54513452 is 25431545.

54513452 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 973427 + ... + 973482.

It is an arithmetic number, because the mean of its divisors is an integer number (9085580).

Almost surely, 254513452 is an apocalyptic number.

It is an amenable number.

54513452 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54513452 is a wasteful number, since it uses less digits than its factorization.

54513452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1946920 (or 1946918 counting only the distinct ones).

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

The square root of 54513452 is about 7383.3225583067. The cubic root of 54513452 is about 379.1705175527.

Adding to 54513452 its reverse (25431545), we get a palindrome (79944997).

The spelling of 54513452 in words is "fifty-four million, five hundred thirteen thousand, four hundred fifty-two".

Divisors: 1 2 4 7 14 28 1946909 3893818 7787636 13628363 27256726 54513452