Base | Representation |
---|---|
bin | 11000101001001100… |
… | …11001011110111101 |
3 | 1021011001112122120020 |
4 | 30110212121132331 |
5 | 204044002341221 |
6 | 10024503442353 |
7 | 645602332314 |
oct | 142446313675 |
9 | 37131478506 |
10 | 13230512061 |
11 | 567a308598 |
12 | 2692a563b9 |
13 | 132b080080 |
14 | 8d721127b |
15 | 5267d6ac6 |
hex | 3149997bd |
13230512061 has 32 divisors (see below), whose sum is σ = 19471828992. Its totient is φ = 7939270080.
The previous prime is 13230512051. The next prime is 13230512081. The reversal of 13230512061 is 16021503231.
It is not a de Polignac number, because 13230512061 - 215 = 13230479293 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13230512051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1051936 + ... + 1064438.
It is an arithmetic number, because the mean of its divisors is an integer number (608494656).
Almost surely, 213230512061 is an apocalyptic number.
It is an amenable number.
13230512061 is a deficient number, since it is larger than the sum of its proper divisors (6241316931).
13230512061 is a wasteful number, since it uses less digits than its factorization.
13230512061 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13193.
The product of its (nonzero) digits is 1080, while the sum is 24.
The spelling of 13230512061 in words is "thirteen billion, two hundred thirty million, five hundred twelve thousand, sixty-one".
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