Base | Representation |
---|---|
bin | 11001001100111010… |
… | …01111111010010101 |
3 | 1021220221021110200102 |
4 | 30212131033322111 |
5 | 210202201302240 |
6 | 10114325023445 |
7 | 656200660505 |
oct | 144635177225 |
9 | 37827243612 |
10 | 13530103445 |
11 | 5813432a81 |
12 | 2757254b85 |
13 | 1378166b91 |
14 | 924d19a05 |
15 | 542c64815 |
hex | 32674fe95 |
13530103445 has 8 divisors (see below), whose sum is σ = 16237256760. Its totient is φ = 10823327680.
The previous prime is 13530103421. The next prime is 13530103453. The reversal of 13530103445 is 54430103531.
It can be written as a sum of positive squares in 4 ways, for example, as 8560135441 + 4969968004 = 92521^2 + 70498^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13530103445 - 218 = 13529841301 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8426 + ... + 164715.
It is an arithmetic number, because the mean of its divisors is an integer number (2029657095).
Almost surely, 213530103445 is an apocalyptic number.
It is an amenable number.
13530103445 is a deficient number, since it is larger than the sum of its proper divisors (2707153315).
13530103445 is a wasteful number, since it uses less digits than its factorization.
13530103445 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188775.
The product of its (nonzero) digits is 10800, while the sum is 29.
Adding to 13530103445 its reverse (54430103531), we get a palindrome (67960206976).
The spelling of 13530103445 in words is "thirteen billion, five hundred thirty million, one hundred three thousand, four hundred forty-five".
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