Base | Representation |
---|---|
bin | 111000011100011001… |
… | …1111101101010011101 |
3 | 102120212111012021212000 |
4 | 1300320303331222131 |
5 | 3441220312332201 |
6 | 131403434432513 |
7 | 11520515646351 |
oct | 1607063755235 |
9 | 376774167760 |
10 | 121212230301 |
11 | 47451164748 |
12 | 1b5a9892739 |
13 | b5793a15c6 |
14 | 5c1c33b461 |
15 | 3246609d86 |
hex | 1c38cfda9d |
121212230301 has 32 divisors (see below), whose sum is σ = 184021286400. Its totient is φ = 78808181760.
The previous prime is 121212230297. The next prime is 121212230317. The reversal of 121212230301 is 103032212121.
121212230301 is a `hidden beast` number, since 1 + 212 + 122 + 30 + 301 = 666.
It is not a de Polignac number, because 121212230301 - 22 = 121212230297 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121212230371) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3221485 + ... + 3258893.
It is an arithmetic number, because the mean of its divisors is an integer number (5750665200).
Almost surely, 2121212230301 is an apocalyptic number.
It is an amenable number.
121212230301 is a deficient number, since it is larger than the sum of its proper divisors (62809056099).
121212230301 is a wasteful number, since it uses less digits than its factorization.
121212230301 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40386 (or 40380 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 18.
Adding to 121212230301 its reverse (103032212121), we get a palindrome (224244442422).
It can be divided in two parts, 12121 and 2230301, that added together give a palindrome (2242422).
The spelling of 121212230301 in words is "one hundred twenty-one billion, two hundred twelve million, two hundred thirty thousand, three hundred one".
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