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53007 = 317669
BaseRepresentation
bin1100111100001111
32200201020
430330033
53144012
61045223
7310353
oct147417
980636
1053007
1136909
1226813
131b186
1415463
1510a8c
hexcf0f

53007 has 4 divisors (see below), whose sum is σ = 70680. Its totient is φ = 35336.

The previous prime is 53003. The next prime is 53017. The reversal of 53007 is 70035.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53007 - 22 = 53003 is a prime.

It is a D-number.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8832 + ... + 8837.

It is an arithmetic number, because the mean of its divisors is an integer number (17670).

253007 is an apocalyptic number.

53007 is a deficient number, since it is larger than the sum of its proper divisors (17673).

53007 is a wasteful number, since it uses less digits than its factorization.

53007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17672.

The product of its (nonzero) digits is 105, while the sum is 15.

The square root of 53007 is about 230.2324911910. The cubic root of 53007 is about 37.5645111801.

The spelling of 53007 in words is "fifty-three thousand, seven".

Divisors: 1 3 17669 53007