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56143204 = 22133832819
BaseRepresentation
bin1101011000101…
…0110101100100
310220122100222221
43112022311210
5103333040304
65323202124
71251131545
oct326126544
9126570887
1056143204
1129767247
1216976344
13b829640
1476564cc
154de0054
hex358ad64

56143204 has 24 divisors (see below), whose sum is σ = 106122240. Its totient is φ = 25835424.

The previous prime is 56143193. The next prime is 56143211. The reversal of 56143204 is 40234165.

56143204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 18507 + ... + 21325.

It is an arithmetic number, because the mean of its divisors is an integer number (4421760).

Almost surely, 256143204 is an apocalyptic number.

It is an amenable number.

56143204 is a deficient number, since it is larger than the sum of its proper divisors (49979036).

56143204 is a wasteful number, since it uses less digits than its factorization.

56143204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3219 (or 3217 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 56143204 is about 7492.8768840813. The cubic root of 56143204 is about 382.9120772938.

Adding to 56143204 its reverse (40234165), we get a palindrome (96377369).

The spelling of 56143204 in words is "fifty-six million, one hundred forty-three thousand, two hundred four".

Divisors: 1 2 4 13 26 52 383 766 1532 2819 4979 5638 9958 11276 19916 36647 73294 146588 1079677 2159354 4318708 14035801 28071602 56143204