Base | Representation |
---|---|
bin | 111010100001010000110… |
… | …001000111100011101000 |
3 | 112020110001101012020120111 |
4 | 322201100301013203220 |
5 | 1011341404234123334 |
6 | 12315232010504104 |
7 | 563353066522150 |
oct | 72412061074350 |
9 | 15213041166514 |
10 | 4021444442344 |
11 | 131053760459a |
12 | 54b471735034 |
13 | 2322b3812684 |
14 | dc8d33c5760 |
15 | 6e918949064 |
hex | 3a850c478e8 |
4021444442344 has 64 divisors (see below), whose sum is σ = 9124566485760. Its totient is φ = 1622045322240.
The previous prime is 4021444442341. The next prime is 4021444442357. The reversal of 4021444442344 is 4432444441204.
It is a junction number, because it is equal to n+sod(n) for n = 4021444442297 and 4021444442306.
It is not an unprimeable number, because it can be changed into a prime (4021444442341) 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, 61730349 + ... + 61795459.
It is an arithmetic number, because the mean of its divisors is an integer number (142571351340).
Almost surely, 24021444442344 is an apocalyptic number.
It is an amenable number.
4021444442344 is an abundant number, since it is smaller than the sum of its proper divisors (5103122043416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4021444442344 is a wasteful number, since it uses less digits than its factorization.
4021444442344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130018 (or 130014 counting only the distinct ones).
The product of its (nonzero) digits is 786432, while the sum is 40.
Adding to 4021444442344 its reverse (4432444441204), we get a palindrome (8453888883548).
The spelling of 4021444442344 in words is "four trillion, twenty-one billion, four hundred forty-four million, four hundred forty-two thousand, three hundred forty-four".
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