Base | Representation |
---|---|
bin | 11101010000010001111011… |
… | …00000001011001110010101 |
3 | 22102202222200121211111112210 |
4 | 32220020331200023032111 |
5 | 31412444443303113440 |
6 | 344453135521504033 |
7 | 16356523303516635 |
oct | 1650107540131625 |
9 | 272688617744483 |
10 | 64331052004245 |
11 | 195527118273a4 |
12 | 726b9571a2019 |
13 | 29b85137b5520 |
14 | 11c58d4c2a6c5 |
15 | 7685e939aa80 |
hex | 3a823d80b395 |
64331052004245 has 16 divisors (see below), whose sum is σ = 110847351146112. Its totient is φ = 31670671755840.
The previous prime is 64331052004243. The next prime is 64331052004259. The reversal of 64331052004245 is 54240025013346.
It is not a de Polignac number, because 64331052004245 - 21 = 64331052004243 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (64331052004243) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 164951415201 + ... + 164951415590.
It is an arithmetic number, because the mean of its divisors is an integer number (6927959446632).
Almost surely, 264331052004245 is an apocalyptic number.
64331052004245 is a gapful number since it is divisible by the number (65) formed by its first and last digit.
It is an amenable number.
64331052004245 is a deficient number, since it is larger than the sum of its proper divisors (46516299141867).
64331052004245 is a wasteful number, since it uses less digits than its factorization.
64331052004245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 329902830812.
The product of its (nonzero) digits is 345600, while the sum is 39.
The spelling of 64331052004245 in words is "sixty-four trillion, three hundred thirty-one billion, fifty-two million, four thousand, two hundred forty-five".
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