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BaseRepresentation
bin1111011001011101
310012111220
433121131
54004234
61203553
7351606
oct173135
9105456
1063069
1143426
12305b9
1322926
1513a49
hexf65d

63069 has 4 divisors (see below), whose sum is σ = 84096. Its totient is φ = 42044.

The previous prime is 63067. The next prime is 63073. The reversal of 63069 is 96036.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63069 - 21 = 63067 is a prime.

It is a super-2 number, since 2×630692 = 7955397522, which contains 22 as substring.

It is a D-number.

63069 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63067) 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 in 3 ways as a sum of consecutive naturals, for example, 10509 + ... + 10514.

It is an arithmetic number, because the mean of its divisors is an integer number (21024).

263069 is an apocalyptic number.

It is an amenable number.

63069 is a deficient number, since it is larger than the sum of its proper divisors (21027).

63069 is a wasteful number, since it uses less digits than its factorization.

63069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21026.

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 63069 is about 251.1354216354. The cubic root of 63069 is about 39.8050934956.

The spelling of 63069 in words is "sixty-three thousand, sixty-nine".

Divisors: 1 3 21023 63069