Base | Representation |
---|---|
bin | 1110011100111… |
… | …11111101000011 |
3 | 22110010200221122 |
4 | 13032133331003 |
5 | 222014211121 |
6 | 20010342455 |
7 | 3001351334 |
oct | 716377503 |
9 | 273120848 |
10 | 121241411 |
11 | 6248a515 |
12 | 3472aa2b |
13 | 1c16cca5 |
14 | 1216028b |
15 | a99d5ab |
hex | 739ff43 |
121241411 has 4 divisors (see below), whose sum is σ = 121375992. Its totient is φ = 121106832.
The previous prime is 121241383. The next prime is 121241423. The reversal of 121241411 is 114142121.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 121241411 - 222 = 117047107 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 121241411.
It is not an unprimeable number, because it can be changed into a prime (121241311) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65930 + ... + 67743.
It is an arithmetic number, because the mean of its divisors is an integer number (30343998).
Almost surely, 2121241411 is an apocalyptic number.
121241411 is a deficient number, since it is larger than the sum of its proper divisors (134581).
121241411 is an equidigital number, since it uses as much as digits as its factorization.
121241411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134580.
The product of its digits is 64, while the sum is 17.
The square root of 121241411 is about 11010.9677594660. The cubic root of 121241411 is about 494.9374624256.
Adding to 121241411 its reverse (114142121), we get a palindrome (235383532).
The spelling of 121241411 in words is "one hundred twenty-one million, two hundred forty-one thousand, four hundred eleven".
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