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52053009 = 327762639
BaseRepresentation
bin1100011010010…
…0010000010001
310121221120022020
43012210100101
5101311144014
65055402053
71201305021
oct306442021
9117846266
1052053009
1127423218
1215523329
13aa269c8
146cada81
1548831a9
hex31a4411

52053009 has 8 divisors (see below), whose sum is σ = 69655680. Its totient is φ = 34576176.

The previous prime is 52052993. The next prime is 52053041. The reversal of 52053009 is 90035025.

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

It is not a de Polignac number, because 52053009 - 24 = 52052993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52053009.

It is not an unprimeable number, because it can be changed into a prime (52053509) 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, 30489 + ... + 32150.

It is an arithmetic number, because the mean of its divisors is an integer number (8706960).

Almost surely, 252053009 is an apocalyptic number.

It is an amenable number.

52053009 is a deficient number, since it is larger than the sum of its proper divisors (17602671).

52053009 is a wasteful number, since it uses less digits than its factorization.

52053009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62919.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 52053009 is about 7214.7771275348. Note that the first 3 decimals coincide. The cubic root of 52053009 is about 373.3779038163.

The spelling of 52053009 in words is "fifty-two million, fifty-three thousand, nine".

Divisors: 1 3 277 831 62639 187917 17351003 52053009