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64063005 = 3541910193
BaseRepresentation
bin1111010001100…
…0011000011101
311110112201220220
43310120120131
5112400004010
610205031553
71405345416
oct364303035
9143481826
1064063005
1133186536
12195555b9
1310370406
14871880d
155956970
hex3d1861d

64063005 has 16 divisors (see below), whose sum is σ = 102755520. Its totient is φ = 34082048.

The previous prime is 64062989. The next prime is 64063007. The reversal of 64063005 is 50036046.

64063005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 64063005 - 24 = 64062989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64063007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1189 + ... + 11381.

It is an arithmetic number, because the mean of its divisors is an integer number (6422220).

Almost surely, 264063005 is an apocalyptic number.

It is an amenable number.

64063005 is a deficient number, since it is larger than the sum of its proper divisors (38692515).

64063005 is a wasteful number, since it uses less digits than its factorization.

64063005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10620.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 64063005 is about 8003.9368438288. The cubic root of 64063005 is about 400.1312173670.

The spelling of 64063005 in words is "sixty-four million, sixty-three thousand, five".

Divisors: 1 3 5 15 419 1257 2095 6285 10193 30579 50965 152895 4270867 12812601 21354335 64063005