Base | Representation |
---|---|
bin | 111000011100101110… |
… | …1100101001111110101 |
3 | 102120220020201120121120 |
4 | 1300321131211033311 |
5 | 3441231110442331 |
6 | 131404504334153 |
7 | 11521010456142 |
oct | 1607135451765 |
9 | 376806646546 |
10 | 121223140341 |
11 | 47457336606 |
12 | 1b5b1474359 |
13 | b57b721454 |
14 | 5c1d97b3c9 |
15 | 3247562796 |
hex | 1c397653f5 |
121223140341 has 8 divisors (see below), whose sum is σ = 162660350304. Its totient is φ = 80300678640.
The previous prime is 121223140333. The next prime is 121223140343. The reversal of 121223140341 is 143041322121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 121223140341 - 23 = 121223140333 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121223140343) 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, 128686515 + ... + 128687456.
It is an arithmetic number, because the mean of its divisors is an integer number (20332543788).
Almost surely, 2121223140341 is an apocalyptic number.
It is an amenable number.
121223140341 is a deficient number, since it is larger than the sum of its proper divisors (41437209963).
121223140341 is a wasteful number, since it uses less digits than its factorization.
121223140341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 257374131.
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 121223140341 its reverse (143041322121), we get a palindrome (264264462462).
The spelling of 121223140341 in words is "one hundred twenty-one billion, two hundred twenty-three million, one hundred forty thousand, three hundred forty-one".
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