Base | Representation |
---|---|
bin | 100100011111011… |
… | …0011101010100011 |
3 | 10011022222012002201 |
4 | 1020332303222203 |
5 | 10001423032344 |
6 | 321255354031 |
7 | 42225301363 |
oct | 11076635243 |
9 | 3138865081 |
10 | 1224424099 |
11 | 579178a48 |
12 | 2a2082917 |
13 | 166896502 |
14 | b888a9a3 |
15 | 727624d4 |
hex | 48fb3aa3 |
1224424099 has 4 divisors (see below), whose sum is σ = 1296449064. Its totient is φ = 1152399136.
The previous prime is 1224424013. The next prime is 1224424207. The reversal of 1224424099 is 9904244221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9904244221 = 3989 ⋅2482889.
It is a cyclic number.
It is not a de Polignac number, because 1224424099 - 217 = 1224293027 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1224424009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36012457 + ... + 36012490.
It is an arithmetic number, because the mean of its divisors is an integer number (324112266).
Almost surely, 21224424099 is an apocalyptic number.
1224424099 is a deficient number, since it is larger than the sum of its proper divisors (72024965).
1224424099 is an equidigital number, since it uses as much as digits as its factorization.
1224424099 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 72024964.
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 1224424099 is about 34991.7718756853. The cubic root of 1224424099 is about 1069.8197789461.
The spelling of 1224424099 in words is "one billion, two hundred twenty-four million, four hundred twenty-four thousand, ninety-nine".
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