Base | Representation |
---|---|
bin | 11001001100111101… |
… | …10001011110000101 |
3 | 1021220222000202211102 |
4 | 30212132301132011 |
5 | 210202302044140 |
6 | 10114341345445 |
7 | 656204243513 |
oct | 144636613605 |
9 | 37828022742 |
10 | 13530503045 |
11 | 5813686224 |
12 | 2757408285 |
13 | 1378276a27 |
14 | 924dc14b3 |
15 | 542ce2e15 |
hex | 3267b1785 |
13530503045 has 8 divisors (see below), whose sum is σ = 16380291096. Its totient is φ = 10728610816.
The previous prime is 13530503033. The next prime is 13530503081. The reversal of 13530503045 is 54030503531.
It can be written as a sum of positive squares in 4 ways, for example, as 1700242756 + 11830260289 = 41234^2 + 108767^2 .
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 13530503045 - 228 = 13262067589 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13530502999 and 13530503017.
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, 11973332 + ... + 11974461.
It is an arithmetic number, because the mean of its divisors is an integer number (2047536387).
Almost surely, 213530503045 is an apocalyptic number.
It is an amenable number.
13530503045 is a deficient number, since it is larger than the sum of its proper divisors (2849788051).
13530503045 is a wasteful number, since it uses less digits than its factorization.
13530503045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23947911.
The product of its (nonzero) digits is 13500, while the sum is 29.
The spelling of 13530503045 in words is "thirteen billion, five hundred thirty million, five hundred three thousand, forty-five".
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