Base | Representation |
---|---|
bin | 1011111011110000010101… |
… | …0000001101000110100100 |
3 | 1201110101010220120021022102 |
4 | 2332330011100031012210 |
5 | 3204434221041121312 |
6 | 43523445132351232 |
7 | 2522655616115144 |
oct | 276740520150644 |
9 | 51411126507272 |
10 | 13121213223332 |
11 | 41a9747882525 |
12 | 157ab8b915518 |
13 | 74242c3169c6 |
14 | 3350da540924 |
15 | 17b4a5ddaec2 |
hex | bef0540d1a4 |
13121213223332 has 48 divisors (see below), whose sum is σ = 23207356204032. Its totient is φ = 6490666490400.
The previous prime is 13121213223271. The next prime is 13121213223343. The reversal of 13121213223332 is 23332231212131.
It is a junction number, because it is equal to n+sod(n) for n = 13121213223295 and 13121213223304.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3324348983 + ... + 3324352929.
It is an arithmetic number, because the mean of its divisors is an integer number (483486587584).
Almost surely, 213121213223332 is an apocalyptic number.
It is an amenable number.
13121213223332 is a deficient number, since it is larger than the sum of its proper divisors (10086142980700).
13121213223332 is a wasteful number, since it uses less digits than its factorization.
13121213223332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9768 (or 9766 counting only the distinct ones).
The product of its digits is 7776, while the sum is 29.
Adding to 13121213223332 its reverse (23332231212131), we get a palindrome (36453444435463).
The spelling of 13121213223332 in words is "thirteen trillion, one hundred twenty-one billion, two hundred thirteen million, two hundred twenty-three thousand, three hundred thirty-two".
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