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43052125 = 53344417
BaseRepresentation
bin1010010000111…
…0110001011101
310000000021102011
42210032301131
542010132000
64134431221
71031636254
oct244166135
9100007364
1043052125
1122335776
1212502511
138bc4b3c
145a0979b
153ba62ba
hex290ec5d

43052125 has 8 divisors (see below), whose sum is σ = 53729208. Its totient is φ = 34441600.

The previous prime is 43052101. The next prime is 43052129. The reversal of 43052125 is 52125034.

43052125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2424249 + 40627876 = 1557^2 + 6374^2 .

It is not a de Polignac number, because 43052125 - 27 = 43051997 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43052096 and 43052105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43052129) 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 7 ways as a sum of consecutive naturals, for example, 172084 + ... + 172333.

It is an arithmetic number, because the mean of its divisors is an integer number (6716151).

Almost surely, 243052125 is an apocalyptic number.

It is an amenable number.

43052125 is a deficient number, since it is larger than the sum of its proper divisors (10677083).

43052125 is an equidigital number, since it uses as much as digits as its factorization.

43052125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344432 (or 344422 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 43052125 is about 6561.4118145411. The cubic root of 43052125 is about 350.4813106003.

Adding to 43052125 its reverse (52125034), we get a palindrome (95177159).

The spelling of 43052125 in words is "forty-three million, fifty-two thousand, one hundred twenty-five".

Divisors: 1 5 25 125 344417 1722085 8610425 43052125