Base | Representation |
---|---|
bin | 1100111011100111001… |
… | …11101111101011001100 |
3 | 1120110212112011022022102 |
4 | 12131303213233223030 |
5 | 24234432241231340 |
6 | 540041330134232 |
7 | 44046461561513 |
oct | 6356347575314 |
9 | 1513775138272 |
10 | 444321430220 |
11 | 161487955978 |
12 | 72142421378 |
13 | 32b8caa44b5 |
14 | 1771067567a |
15 | b857999215 |
hex | 67739efacc |
444321430220 has 48 divisors (see below), whose sum is σ = 934759478016. Its totient is φ = 177408024000.
The previous prime is 444321430193. The next prime is 444321430229. The reversal of 444321430220 is 22034123444.
It is not an unprimeable number, because it can be changed into a prime (444321430229) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26612075 + ... + 26628765.
It is an arithmetic number, because the mean of its divisors is an integer number (19474155792).
Almost surely, 2444321430220 is an apocalyptic number.
It is an amenable number.
444321430220 is an abundant number, since it is smaller than the sum of its proper divisors (490438047796).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
444321430220 is a wasteful number, since it uses less digits than its factorization.
444321430220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19022 (or 19020 counting only the distinct ones).
The product of its (nonzero) digits is 18432, while the sum is 29.
Adding to 444321430220 its reverse (22034123444), we get a palindrome (466355553664).
The spelling of 444321430220 in words is "four hundred forty-four billion, three hundred twenty-one million, four hundred thirty thousand, two hundred twenty".
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