Base | Representation |
---|---|
bin | 111101000011111… |
… | …111001011000001 |
3 | 2122101200201120011 |
4 | 331003333023001 |
5 | 4044230032421 |
6 | 245353344521 |
7 | 34246504216 |
oct | 7503771301 |
9 | 2571621504 |
10 | 1024455361 |
11 | 486307526 |
12 | 247108141 |
13 | 134320507 |
14 | 9a0b5b0d |
15 | 5ee124e1 |
hex | 3d0ff2c1 |
1024455361 has 4 divisors (see below), whose sum is σ = 1024987824. Its totient is φ = 1023922900.
The previous prime is 1024455359. The next prime is 1024455413. The reversal of 1024455361 is 1635544201.
It is a happy number.
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, and also an emirpimes, since its reverse is a distinct semiprime: 1635544201 = 373 ⋅4384837.
It is a cyclic number.
It is not a de Polignac number, because 1024455361 - 21 = 1024455359 is a prime.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1024455161) 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, 263335 + ... + 267196.
It is an arithmetic number, because the mean of its divisors is an integer number (256246956).
Almost surely, 21024455361 is an apocalyptic number.
It is an amenable number.
1024455361 is a deficient number, since it is larger than the sum of its proper divisors (532463).
1024455361 is an equidigital number, since it uses as much as digits as its factorization.
1024455361 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 532462.
The product of its (nonzero) digits is 14400, while the sum is 31.
The square root of 1024455361 is about 32007.1142248095. The cubic root of 1024455361 is about 1008.0862237409.
Adding to 1024455361 its reverse (1635544201), we get a palindrome (2659999562).
The spelling of 1024455361 in words is "one billion, twenty-four million, four hundred fifty-five thousand, three hundred sixty-one".
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