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64068063 = 3149143329
BaseRepresentation
bin1111010001100…
…1100111011111
311110112222212020
43310121213133
5112400134223
610205111223
71405366233
oct364314737
9143488766
1064068063
113318a314
1219558513
13103727c7
14871a5c3
1559581e3
hex3d199df

64068063 has 8 divisors (see below), whose sum is σ = 85998000. Its totient is φ = 42425088.

The previous prime is 64068061. The next prime is 64068077. The reversal of 64068063 is 36086046.

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

It is not a de Polignac number, because 64068063 - 21 = 64068061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64068061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71218 + ... + 72111.

It is an arithmetic number, because the mean of its divisors is an integer number (10749750).

Almost surely, 264068063 is an apocalyptic number.

64068063 is a deficient number, since it is larger than the sum of its proper divisors (21929937).

64068063 is a wasteful number, since it uses less digits than its factorization.

64068063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143481.

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 64068063 is about 8004.2528071020. The cubic root of 64068063 is about 400.1417476797.

The spelling of 64068063 in words is "sixty-four million, sixty-eight thousand, sixty-three".

Divisors: 1 3 149 447 143329 429987 21356021 64068063