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6664510053 = 321972753609
BaseRepresentation
bin1100011010011110…
…00101101001100101
3122012110110012002200
412031033011221211
5102122103310203
63021151325113
7324103254315
oct61517055145
918173405080
106664510053
11290aa40053
12135bb20799
13822960396
14473189445
152901499a3
hex18d3c5a65

6664510053 has 24 divisors (see below), whose sum is σ = 10147300800. Its totient is φ = 4203296064.

The previous prime is 6664510049. The next prime is 6664510057. The reversal of 6664510053 is 3500154666.

It is an interprime number because it is at equal distance from previous prime (6664510049) and next prime (6664510057).

It is not a de Polignac number, because 6664510053 - 22 = 6664510049 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6664510057) 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 23 ways as a sum of consecutive naturals, for example, 97513 + ... + 151121.

It is an arithmetic number, because the mean of its divisors is an integer number (422804200).

Almost surely, 26664510053 is an apocalyptic number.

It is an amenable number.

6664510053 is a deficient number, since it is larger than the sum of its proper divisors (3482790747).

6664510053 is a wasteful number, since it uses less digits than its factorization.

6664510053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54361 (or 54358 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 6664510053 is about 81636.4505169106. The cubic root of 6664510053 is about 1881.8690907583.

The spelling of 6664510053 in words is "six billion, six hundred sixty-four million, five hundred ten thousand, fifty-three".

Divisors: 1 3 9 19 57 171 727 2181 6543 13813 41439 53609 124317 160827 482481 1018571 3055713 9167139 38973743 116921229 350763687 740501117 2221503351 6664510053