Base | Representation |
---|---|
bin | 11000001111001100… |
… | …00100101100110010 |
3 | 1020120211222111121102 |
4 | 30013212010230302 |
5 | 203122123314442 |
6 | 5551111124402 |
7 | 640312631051 |
oct | 140746045462 |
9 | 36524874542 |
10 | 13012323122 |
11 | 5578131a57 |
12 | 2631973702 |
13 | 12c4ac7aa6 |
14 | 8b6256398 |
15 | 512588232 |
hex | 307984b32 |
13012323122 has 16 divisors (see below), whose sum is σ = 19650926592. Its totient is φ = 6462156480.
The previous prime is 13012323119. The next prime is 13012323127. The reversal of 13012323122 is 22132321031.
It is a junction number, because it is equal to n+sod(n) for n = 13012323094 and 13012323103.
It is not an unprimeable number, because it can be changed into a prime (13012323127) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149363 + ... + 219849.
It is an arithmetic number, because the mean of its divisors is an integer number (1228182912).
Almost surely, 213012323122 is an apocalyptic number.
13012323122 is a deficient number, since it is larger than the sum of its proper divisors (6638603470).
13012323122 is a wasteful number, since it uses less digits than its factorization.
13012323122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 71113.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 13012323122 its reverse (22132321031), we get a palindrome (35144644153).
The spelling of 13012323122 in words is "thirteen billion, twelve million, three hundred twenty-three thousand, one hundred twenty-two".
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