Base | Representation |
---|---|
bin | 11001011100110011… |
… | …00111110100010000 |
3 | 1022021020001010201201 |
4 | 30232121213310100 |
5 | 210440310324022 |
6 | 10135445240544 |
7 | 662406506311 |
oct | 145631476420 |
9 | 38236033651 |
10 | 13663370512 |
11 | 5881686550 |
12 | 2793a03154 |
13 | 139995772c |
14 | 9388ca608 |
15 | 54e7db127 |
hex | 32e667d10 |
13663370512 has 20 divisors (see below), whose sum is σ = 28879397136. Its totient is φ = 6210622880.
The previous prime is 13663370467. The next prime is 13663370537. The reversal of 13663370512 is 21507336631.
13663370512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×136633705122 (a number of 21 digits) contains 22 as substring.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 38816218 + ... + 38816569.
Almost surely, 213663370512 is an apocalyptic number.
It is an amenable number.
13663370512 is an abundant number, since it is smaller than the sum of its proper divisors (15216026624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13663370512 is a wasteful number, since it uses less digits than its factorization.
13663370512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77632806 (or 77632800 counting only the distinct ones).
The product of its (nonzero) digits is 68040, while the sum is 37.
The spelling of 13663370512 in words is "thirteen billion, six hundred sixty-three million, three hundred seventy thousand, five hundred twelve".
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