Base | Representation |
---|---|
bin | 10100111111010010011… |
… | …010101001010011000100 |
3 | 12002212221110011021202202 |
4 | 110333102122221103010 |
5 | 142112410111310140 |
6 | 3022334230454032 |
7 | 206130430535462 |
oct | 24772232512304 |
9 | 5085843137682 |
10 | 1442344244420 |
11 | 5067707a6912 |
12 | 1b3652204318 |
13 | a6021552cc1 |
14 | 4db4a281832 |
15 | 277ba857915 |
hex | 14fd26a94c4 |
1442344244420 has 24 divisors (see below), whose sum is σ = 3029849043648. Its totient is φ = 576761292000.
The previous prime is 1442344244401. The next prime is 1442344244431. The reversal of 1442344244420 is 244424432441.
It is a super-2 number, since 2×14423442444202 (a number of 25 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10958306 + ... + 11089145.
It is an arithmetic number, because the mean of its divisors is an integer number (126243710152).
Almost surely, 21442344244420 is an apocalyptic number.
1442344244420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1442344244420 is an abundant number, since it is smaller than the sum of its proper divisors (1587504799228).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1442344244420 is a wasteful number, since it uses less digits than its factorization.
1442344244420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22050731 (or 22050729 counting only the distinct ones).
The product of its (nonzero) digits is 393216, while the sum is 38.
Adding to 1442344244420 its reverse (244424432441), we get a palindrome (1686768676861).
The spelling of 1442344244420 in words is "one trillion, four hundred forty-two billion, three hundred forty-four million, two hundred forty-four thousand, four hundred twenty".
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