Base | Representation |
---|---|
bin | 1011111011110000010100… |
… | …0100110000101000000110 |
3 | 1201110101010200220211210002 |
4 | 2332330011010300220012 |
5 | 3204434214304114420 |
6 | 43523444544201302 |
7 | 2522655551451143 |
oct | 276740504605006 |
9 | 51411120824702 |
10 | 13121210223110 |
11 | 41a9746113400 |
12 | 157ab8a909232 |
13 | 74242b806222 |
14 | 3350d9d9d3ca |
15 | 17b4a59e7075 |
hex | bef05130a06 |
13121210223110 has 96 divisors (see below), whose sum is σ = 26170588394496. Its totient is φ = 4732748697600.
The previous prime is 13121210223101. The next prime is 13121210223139. The reversal of 13121210223110 is 1132201212131.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1271306750 + ... + 1271317070.
It is an arithmetic number, because the mean of its divisors is an integer number (272610295776).
Almost surely, 213121210223110 is an apocalyptic number.
13121210223110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13121210223110 is a deficient number, since it is larger than the sum of its proper divisors (13049378171386).
13121210223110 is a wasteful number, since it uses less digits than its factorization.
13121210223110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18750 (or 18739 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 13121210223110 its reverse (1132201212131), we get a palindrome (14253411435241).
The spelling of 13121210223110 in words is "thirteen trillion, one hundred twenty-one billion, two hundred ten million, two hundred twenty-three thousand, one hundred ten".
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