Base | Representation |
---|---|
bin | 11010001111011… |
… | …000100001100110 |
3 | 1010200101112001201 |
4 | 122033120201212 |
5 | 1400200141410 |
6 | 111403513114 |
7 | 13623660133 |
oct | 3217304146 |
9 | 1120345051 |
10 | 440240230 |
11 | 206560001 |
12 | 10352879a |
13 | 702905a1 |
14 | 4267b58a |
15 | 289b183a |
hex | 1a3d8866 |
440240230 has 8 divisors (see below), whose sum is σ = 792432432. Its totient is φ = 176096088.
The previous prime is 440240221. The next prime is 440240239. The reversal of 440240230 is 32042044.
It is an interprime number because it is at equal distance from previous prime (440240221) and next prime (440240239).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×4402402302 = 387622920220905800, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 440240198 and 440240207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (440240239) 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, 22012002 + ... + 22012021.
It is an arithmetic number, because the mean of its divisors is an integer number (99054054).
Almost surely, 2440240230 is an apocalyptic number.
440240230 is a deficient number, since it is larger than the sum of its proper divisors (352192202).
440240230 is a wasteful number, since it uses less digits than its factorization.
440240230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44024030.
The product of its (nonzero) digits is 768, while the sum is 19.
The square root of 440240230 is about 20981.9024399600. The cubic root of 440240230 is about 760.7288886757.
Adding to 440240230 its reverse (32042044), we get a palindrome (472282274).
The spelling of 440240230 in words is "four hundred forty million, two hundred forty thousand, two hundred thirty".
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