Base | Representation |
---|---|
bin | 11010101110100… |
… | …11100111011101 |
3 | 120121220020001120 |
4 | 31113103213131 |
5 | 424344312334 |
6 | 34125401153 |
7 | 5361532404 |
oct | 1527234735 |
9 | 517806046 |
10 | 224213469 |
11 | 105620997 |
12 | 631091b9 |
13 | 375b44bc |
14 | 21ac663b |
15 | 14a3d949 |
hex | d5d39dd |
224213469 has 4 divisors (see below), whose sum is σ = 298951296. Its totient is φ = 149475644.
The previous prime is 224213449. The next prime is 224213477. The reversal of 224213469 is 964312422.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 224213469 - 29 = 224212957 is a prime.
It is a super-2 number, since 2×2242134692 = 100543359362027922, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (224213449) 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, 37368909 + ... + 37368914.
It is an arithmetic number, because the mean of its divisors is an integer number (74737824).
Almost surely, 2224213469 is an apocalyptic number.
It is an amenable number.
224213469 is a deficient number, since it is larger than the sum of its proper divisors (74737827).
224213469 is an equidigital number, since it uses as much as digits as its factorization.
224213469 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74737826.
The product of its digits is 20736, while the sum is 33.
The square root of 224213469 is about 14973.7593476054. The cubic root of 224213469 is about 607.5106550317.
The spelling of 224213469 in words is "two hundred twenty-four million, two hundred thirteen thousand, four hundred sixty-nine".
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