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52561529 is a prime number
BaseRepresentation
bin1100100010000…
…0011001111001
310122220101212022
43020200121321
5101423432104
65114324225
71205523416
oct310403171
9118811768
1052561529
1127740289
1215729675
13ab742c7
146da310d
154933bbe
hex3220679

52561529 has 2 divisors, whose sum is σ = 52561530. Its totient is φ = 52561528.

The previous prime is 52561519. The next prime is 52561541. The reversal of 52561529 is 92516525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46607929 + 5953600 = 6827^2 + 2440^2 .

It is a cyclic number.

It is not a de Polignac number, because 52561529 - 224 = 35784313 is a prime.

It is not a weakly prime, because it can be changed into another prime (52561519) 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 as a sum of consecutive naturals, namely, 26280764 + 26280765.

It is an arithmetic number, because the mean of its divisors is an integer number (26280765).

Almost surely, 252561529 is an apocalyptic number.

It is an amenable number.

52561529 is a deficient number, since it is larger than the sum of its proper divisors (1).

52561529 is an equidigital number, since it uses as much as digits as its factorization.

52561529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27000, while the sum is 35.

The square root of 52561529 is about 7249.9330341735. The cubic root of 52561529 is about 374.5898425154.

The spelling of 52561529 in words is "fifty-two million, five hundred sixty-one thousand, five hundred twenty-nine".