Base | Representation |
---|---|
bin | 1011111100010010001011… |
… | …1100010000011100101111 |
3 | 1201111020121021021121200002 |
4 | 2333010202330100130233 |
5 | 3210111324104321411 |
6 | 43531551020254515 |
7 | 2523430051042622 |
oct | 277044274203457 |
9 | 51436537247602 |
10 | 13130301245231 |
11 | 4202590823925 |
12 | 15808a73a143b |
13 | 74324a0a5761 |
14 | 33571d509db9 |
15 | 17b838ba333b |
hex | bf122f1072f |
13130301245231 has 4 divisors (see below), whose sum is σ = 13130310363072. Its totient is φ = 13130292127392.
The previous prime is 13130301245219. The next prime is 13130301245239. The reversal of 13130301245231 is 13254210303131.
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 is a cyclic number.
It is not a de Polignac number, because 13130301245231 - 238 = 12855423338287 is a prime.
It is a super-2 number, since 2×131303012452312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 13130301245194 and 13130301245203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13130301245239) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870271 + ... + 5455136.
It is an arithmetic number, because the mean of its divisors is an integer number (3282577590768).
Almost surely, 213130301245231 is an apocalyptic number.
13130301245231 is a deficient number, since it is larger than the sum of its proper divisors (9117841).
13130301245231 is an equidigital number, since it uses as much as digits as its factorization.
13130301245231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9117840.
The product of its (nonzero) digits is 6480, while the sum is 29.
Adding to 13130301245231 its reverse (13254210303131), we get a palindrome (26384511548362).
The spelling of 13130301245231 in words is "thirteen trillion, one hundred thirty billion, three hundred one million, two hundred forty-five thousand, two hundred thirty-one".
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