Base | Representation |
---|---|
bin | 1011110101011010010001… |
… | …0010110010111000010001 |
3 | 1201001221210110011011122001 |
4 | 2331112210102302320101 |
5 | 3201143002324030001 |
6 | 43401421113114001 |
7 | 2512046515605133 |
oct | 275264422627021 |
9 | 51057713134561 |
10 | 13012212330001 |
11 | 41674a26a6005 |
12 | 1561a2b6b8901 |
13 | 73507ab034a1 |
14 | 32db19d15053 |
15 | 17872689a001 |
hex | bd5a44b2e11 |
13012212330001 has 4 divisors (see below), whose sum is σ = 13012220869092. Its totient is φ = 13012203790912.
The previous prime is 13012212329923. The next prime is 13012212330049. The reversal of 13012212330001 is 10003321221031.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 7583083987600 + 5429128342401 = 2753740^2 + 2330049^2 .
It is a cyclic number.
It is not a de Polignac number, because 13012212330001 - 27 = 13012212329873 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13012222330001) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1291276 + ... + 5262301.
It is an arithmetic number, because the mean of its divisors is an integer number (3253055217273).
Almost surely, 213012212330001 is an apocalyptic number.
It is an amenable number.
13012212330001 is a deficient number, since it is larger than the sum of its proper divisors (8539091).
13012212330001 is an equidigital number, since it uses as much as digits as its factorization.
13012212330001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8539090.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 13012212330001 its reverse (10003321221031), we get a palindrome (23015533551032).
The spelling of 13012212330001 in words is "thirteen trillion, twelve billion, two hundred twelve million, three hundred thirty thousand, one".
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