Base | Representation |
---|---|
bin | 101011000100100… |
… | …1010110100101100 |
3 | 10201201111000100010 |
4 | 1112021022310230 |
5 | 10424440303304 |
6 | 355224333220 |
7 | 50546241645 |
oct | 12611126454 |
9 | 3651430303 |
10 | 1445244204 |
11 | 6818913a8 |
12 | 344014210 |
13 | 1a05602b1 |
14 | d9d2c6cc |
15 | 86d30789 |
hex | 5624ad2c |
1445244204 has 12 divisors (see below), whose sum is σ = 3372236504. Its totient is φ = 481748064.
The previous prime is 1445244197. The next prime is 1445244209. The reversal of 1445244204 is 4024425441.
It is a tau number, because it is divible by the number of its divisors (12).
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (1445244209) 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, 60218497 + ... + 60218520.
Almost surely, 21445244204 is an apocalyptic number.
It is an amenable number.
1445244204 is an abundant number, since it is smaller than the sum of its proper divisors (1926992300).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1445244204 is a wasteful number, since it uses less digits than its factorization.
1445244204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 120437024 (or 120437022 counting only the distinct ones).
The product of its (nonzero) digits is 20480, while the sum is 30.
The square root of 1445244204 is about 38016.3675802936. The cubic root of 1445244204 is about 1130.6124030577.
Adding to 1445244204 its reverse (4024425441), we get a palindrome (5469669645).
The spelling of 1445244204 in words is "one billion, four hundred forty-five million, two hundred forty-four thousand, two hundred four".
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