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52032985 = 559176383
BaseRepresentation
bin1100011001111…
…1010111011001
310121220112211121
43012133113121
5101310023420
65055125241
71201162444
oct306372731
9117815747
1052032985
112740a174
1215513821
13aa1a864
146ca665b
15487c2aa
hex319f5d9

52032985 has 8 divisors (see below), whose sum is σ = 63498240. Its totient is φ = 40920624.

The previous prime is 52032983. The next prime is 52033021. The reversal of 52032985 is 58923025.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 52032985 - 21 = 52032983 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52032985.

It is not an unprimeable number, because it can be changed into a prime (52032983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87897 + ... + 88486.

It is an arithmetic number, because the mean of its divisors is an integer number (7937280).

Almost surely, 252032985 is an apocalyptic number.

It is an amenable number.

52032985 is a deficient number, since it is larger than the sum of its proper divisors (11465255).

52032985 is a wasteful number, since it uses less digits than its factorization.

52032985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176447.

The product of its (nonzero) digits is 21600, while the sum is 34.

The square root of 52032985 is about 7213.3892865975. The cubic root of 52032985 is about 373.3300200776.

The spelling of 52032985 in words is "fifty-two million, thirty-two thousand, nine hundred eighty-five".

Divisors: 1 5 59 295 176383 881915 10406597 52032985