Base | Representation |
---|---|
bin | 1011111101101111000110… |
… | …0110101011101110110101 |
3 | 1201120121222112011210021220 |
4 | 2333123301212223232311 |
5 | 3211013414241410010 |
6 | 43551234011300553 |
7 | 2525302123066626 |
oct | 277336146535665 |
9 | 51517875153256 |
10 | 13155243310005 |
11 | 421211a98a2a5 |
12 | 15856a844a759 |
13 | 7456c3605a74 |
14 | 336a07cd1a4d |
15 | 17c2e872e970 |
hex | bf6f19abbb5 |
13155243310005 has 96 divisors (see below), whose sum is σ = 23558045681664. Its totient is φ = 6254982902784.
The previous prime is 13155243310003. The next prime is 13155243310009. The reversal of 13155243310005 is 50001334255131.
It is not a de Polignac number, because 13155243310005 - 21 = 13155243310003 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13155243310003) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 9629122 + ... + 10910108.
It is an arithmetic number, because the mean of its divisors is an integer number (245396309184).
Almost surely, 213155243310005 is an apocalyptic number.
13155243310005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
13155243310005 is a deficient number, since it is larger than the sum of its proper divisors (10402802371659).
13155243310005 is a wasteful number, since it uses less digits than its factorization.
13155243310005 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1281155 (or 1281138 counting only the distinct ones).
The product of its (nonzero) digits is 27000, while the sum is 33.
Adding to 13155243310005 its reverse (50001334255131), we get a palindrome (63156577565136).
The spelling of 13155243310005 in words is "thirteen trillion, one hundred fifty-five billion, two hundred forty-three million, three hundred ten thousand, five".
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