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53140024 = 237948929
BaseRepresentation
bin1100101010110…
…1101000111000
310200222210102001
43022231220320
5102100440044
65134550344
71213453120
oct312555070
9120883361
1053140024
1127aa5983
12159683b4
13b017702
1470b3c80
1549ea2d4
hex32ada38

53140024 has 16 divisors (see below), whose sum is σ = 113871600. Its totient is φ = 22774272.

The previous prime is 53140013. The next prime is 53140027. The reversal of 53140024 is 42004135.

53140024 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 53139983 and 53140010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53140027) 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 3 ways as a sum of consecutive naturals, for example, 474409 + ... + 474520.

It is an arithmetic number, because the mean of its divisors is an integer number (7116975).

Almost surely, 253140024 is an apocalyptic number.

It is an amenable number.

53140024 is an abundant number, since it is smaller than the sum of its proper divisors (60731576).

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

53140024 is a wasteful number, since it uses less digits than its factorization.

53140024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 948942 (or 948938 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 53140024 is about 7289.7204335969. The cubic root of 53140024 is about 375.9590833701.

Adding to 53140024 its reverse (42004135), we get a palindrome (95144159).

The spelling of 53140024 in words is "fifty-three million, one hundred forty thousand, twenty-four".

Divisors: 1 2 4 7 8 14 28 56 948929 1897858 3795716 6642503 7591432 13285006 26570012 53140024