Base | Representation |
---|---|
bin | 11101110110101101011100… |
… | …101111110000101011000111 |
3 | 122012220102222220201000121111 |
4 | 131312231130233300223013 |
5 | 114202232021303330043 |
6 | 1143131433244225451 |
7 | 36441220526341000 |
oct | 3566553457605307 |
9 | 565812886630544 |
10 | 131303001230023 |
11 | 3892332114aa07 |
12 | 1288749953b287 |
13 | 5835a873a497c |
14 | 245d1561901a7 |
15 | 102a75bc0709d |
hex | 776b5cbf0ac7 |
131303001230023 has 64 divisors (see below), whose sum is σ = 159694479360000. Its totient is φ = 107779167119232.
The previous prime is 131303001229993. The next prime is 131303001230039. The reversal of 131303001230023 is 320032100303131.
It is a de Polignac number, because none of the positive numbers 2k-131303001230023 is a prime.
It is a super-2 number, since 2×1313030012300232 (a number of 29 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 = 131303001229976 and 131303001230003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131303001230123) 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 63 ways as a sum of consecutive naturals, for example, 5372670838 + ... + 5372695276.
It is an arithmetic number, because the mean of its divisors is an integer number (2495226240000).
Almost surely, 2131303001230023 is an apocalyptic number.
131303001230023 is a deficient number, since it is larger than the sum of its proper divisors (28391478129977).
131303001230023 is a wasteful number, since it uses less digits than its factorization.
131303001230023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28869 (or 28855 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 22.
Adding to 131303001230023 its reverse (320032100303131), we get a palindrome (451335101533154).
The spelling of 131303001230023 in words is "one hundred thirty-one trillion, three hundred three billion, one million, two hundred thirty thousand, twenty-three".
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