Base | Representation |
---|---|
bin | 1110011110011… |
… | …00000101111011 |
3 | 22110110212221122 |
4 | 13033030011323 |
5 | 222041002303 |
6 | 20014255455 |
7 | 3003033410 |
oct | 717140573 |
9 | 273425848 |
10 | 121422203 |
11 | 625a3331 |
12 | 347b758b |
13 | 1c204376 |
14 | 121aa107 |
15 | a9d6e38 |
hex | 73cc17b |
121422203 has 8 divisors (see below), whose sum is σ = 138850272. Its totient is φ = 104014656.
The previous prime is 121422187. The next prime is 121422233. The reversal of 121422203 is 302224121.
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 121422203 - 24 = 121422187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121422233) 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, 10901 + ... + 19017.
It is an arithmetic number, because the mean of its divisors is an integer number (17356284).
Almost surely, 2121422203 is an apocalyptic number.
121422203 is a deficient number, since it is larger than the sum of its proper divisors (17428069).
121422203 is an equidigital number, since it uses as much as digits as its factorization.
121422203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10261.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 121422203 is about 11019.1743338600. The cubic root of 121422203 is about 495.1833528153.
Adding to 121422203 its reverse (302224121), we get a palindrome (423646324).
The spelling of 121422203 in words is "one hundred twenty-one million, four hundred twenty-two thousand, two hundred three".
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