Base | Representation |
---|---|
bin | 111000011100001000… |
… | …0110111100001100001 |
3 | 102120211211212212120022 |
4 | 1300320100313201201 |
5 | 3441210433430423 |
6 | 131402505323225 |
7 | 11520344520554 |
oct | 1607020674141 |
9 | 376754785508 |
10 | 121203030113 |
11 | 47446a50490 |
12 | 1b5a6796515 |
13 | b5774ccac9 |
14 | 5c1b02469b |
15 | 32458dddc8 |
hex | 1c38437861 |
121203030113 has 8 divisors (see below), whose sum is σ = 134032741536. Its totient is φ = 108675194400.
The previous prime is 121203030079. The next prime is 121203030139. The reversal of 121203030113 is 311030302121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 121203030113 - 228 = 120934594657 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 121203030091 and 121203030100.
It is not an unprimeable number, because it can be changed into a prime (121203030713) 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, 75468083 + ... + 75469688.
It is an arithmetic number, because the mean of its divisors is an integer number (16754092692).
Almost surely, 2121203030113 is an apocalyptic number.
It is an amenable number.
121203030113 is a deficient number, since it is larger than the sum of its proper divisors (12829711423).
121203030113 is a wasteful number, since it uses less digits than its factorization.
121203030113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 150937855.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 121203030113 its reverse (311030302121), we get a palindrome (432233332234).
The spelling of 121203030113 in words is "one hundred twenty-one billion, two hundred three million, thirty thousand, one hundred thirteen".
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