Base | Representation |
---|---|
bin | 11011100101011111000100… |
… | …000010100000110101000011 |
3 | 120220120101110111212002012000 |
4 | 123211133010002200311003 |
5 | 111400224433413000303 |
6 | 1110011042244235043 |
7 | 34361212513265520 |
oct | 3345370402406503 |
9 | 526511414762160 |
10 | 121323230203203 |
11 | 35725990617946 |
12 | 1173530839ba83 |
13 | 52909681b3b82 |
14 | 21d610b90c147 |
15 | e05d67badda3 |
hex | 6e57c40a0d43 |
121323230203203 has 128 divisors (see below), whose sum is σ = 206832124477440. Its totient is φ = 68851404760320.
The previous prime is 121323230203193. The next prime is 121323230203207. The reversal of 121323230203203 is 302302032323121.
121323230203203 is a `hidden beast` number, since 1 + 2 + 1 + 3 + 2 + 32 + 302 + 0 + 320 + 3 = 666.
It is not a de Polignac number, because 121323230203203 - 25 = 121323230203171 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is not an unprimeable number, because it can be changed into a prime (121323230203207) by changing a digit.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 19558795900 + ... + 19558802102.
It is an arithmetic number, because the mean of its divisors is an integer number (1615875972480).
Almost surely, 2121323230203203 is an apocalyptic number.
121323230203203 is a deficient number, since it is larger than the sum of its proper divisors (85508894274237).
121323230203203 is a wasteful number, since it uses less digits than its factorization.
121323230203203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7694 (or 7688 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 27.
Adding to 121323230203203 its reverse (302302032323121), we get a palindrome (423625262526324).
The spelling of 121323230203203 in words is "one hundred twenty-one trillion, three hundred twenty-three billion, two hundred thirty million, two hundred three thousand, two hundred three".
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