Base | Representation |
---|---|
bin | 11001011100111000… |
… | …00010110000011011 |
3 | 1022021021020101021201 |
4 | 30232130002300123 |
5 | 210440441131042 |
6 | 10135511015031 |
7 | 662415061462 |
oct | 145634026033 |
9 | 38237211251 |
10 | 13664005147 |
11 | 5881a7a341 |
12 | 279406a477 |
13 | 1399b1a560 |
14 | 938a139d9 |
15 | 54e8b41b7 |
hex | 32e702c1b |
13664005147 has 8 divisors (see below), whose sum is σ = 14716071216. Its totient is φ = 12612080352.
The previous prime is 13664005141. The next prime is 13664005171. The reversal of 13664005147 is 74150046631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13664005147 - 223 = 13655616539 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13664005141) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252468 + ... + 301774.
It is an arithmetic number, because the mean of its divisors is an integer number (1839508902).
Almost surely, 213664005147 is an apocalyptic number.
13664005147 is a deficient number, since it is larger than the sum of its proper divisors (1052066069).
13664005147 is a wasteful number, since it uses less digits than its factorization.
13664005147 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70637.
The product of its (nonzero) digits is 60480, while the sum is 37.
The spelling of 13664005147 in words is "thirteen billion, six hundred sixty-four million, five thousand, one hundred forty-seven".
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