Base | Representation |
---|---|
bin | 11001100100100011… |
… | …11011111111001101 |
3 | 1022102202112021100221 |
4 | 30302101323333031 |
5 | 211103441333340 |
6 | 10150132351341 |
7 | 664130011564 |
oct | 146221737715 |
9 | 38382467327 |
10 | 13728464845 |
11 | 59053a6917 |
12 | 27b1775551 |
13 | 13aa2993a4 |
14 | 9433d2bdb |
15 | 55539844a |
hex | 33247bfcd |
13728464845 has 8 divisors (see below), whose sum is σ = 16479159264. Its totient is φ = 10979437584.
The previous prime is 13728464843. The next prime is 13728464857. The reversal of 13728464845 is 54846482731.
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 13728464845 - 21 = 13728464843 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13728464792 and 13728464801.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13728464843) 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, 398599 + ... + 431668.
It is an arithmetic number, because the mean of its divisors is an integer number (2059894908).
Almost surely, 213728464845 is an apocalyptic number.
It is an amenable number.
13728464845 is a deficient number, since it is larger than the sum of its proper divisors (2750694419).
13728464845 is an equidigital number, since it uses as much as digits as its factorization.
13728464845 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 833579.
The product of its digits is 5160960, while the sum is 52.
The spelling of 13728464845 in words is "thirteen billion, seven hundred twenty-eight million, four hundred sixty-four thousand, eight hundred forty-five".
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