Base | Representation |
---|---|
bin | 11011100001001111000111… |
… | …000100010010001011100101 |
3 | 120212112110202001012112022122 |
4 | 123201033013010102023211 |
5 | 111330433421121114023 |
6 | 1105224550521235325 |
7 | 34331134353021665 |
oct | 3341170704221345 |
9 | 525473661175278 |
10 | 121031223223013 |
11 | 35623065260744 |
12 | 116a87b3932b45 |
13 | 526c2703231ac |
14 | 21c5d2a1781a5 |
15 | ded4770bc2c8 |
hex | 6e13c71122e5 |
121031223223013 has 8 divisors (see below), whose sum is σ = 122517660972000. Its totient is φ = 119545457622768.
The previous prime is 121031223223003. The next prime is 121031223223033. The reversal of 121031223223013 is 310322322130121.
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 121031223223013 - 226 = 121031156114149 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121031223223003) 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, 167674838 + ... + 168395111.
It is an arithmetic number, because the mean of its divisors is an integer number (15314707621500).
Almost surely, 2121031223223013 is an apocalyptic number.
It is an amenable number.
121031223223013 is a deficient number, since it is larger than the sum of its proper divisors (1486437748987).
121031223223013 is an equidigital number, since it uses as much as digits as its factorization.
121031223223013 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 336074371.
The product of its (nonzero) digits is 2592, while the sum is 26.
Adding to 121031223223013 its reverse (310322322130121), we get a palindrome (431353545353134).
The spelling of 121031223223013 in words is "one hundred twenty-one trillion, thirty-one billion, two hundred twenty-three million, two hundred twenty-three thousand, thirteen".
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