Base | Representation |
---|---|
bin | 101001000110000001… |
… | …010001101000000101 |
3 | 11012220002212101201002 |
4 | 221012001101220011 |
5 | 1210331322144141 |
6 | 32134231143045 |
7 | 3121305213545 |
oct | 510601215005 |
9 | 135802771632 |
10 | 44124412421 |
11 | 17793098151 |
12 | 8675214a85 |
13 | 42126b439b |
14 | 21c8269325 |
15 | 1233b34e9b |
hex | a46051a05 |
44124412421 has 8 divisors (see below), whose sum is σ = 45212427288. Its totient is φ = 43036960000.
The previous prime is 44124412393. The next prime is 44124412459. The reversal of 44124412421 is 12421442144.
It can be written as a sum of positive squares in 4 ways, for example, as 10959996100 + 33164416321 = 104690^2 + 182111^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 44124412421 - 218 = 44124150277 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44121412421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20471 + ... + 297771.
It is an arithmetic number, because the mean of its divisors is an integer number (5651553411).
Almost surely, 244124412421 is an apocalyptic number.
44124412421 is a gapful number since it is divisible by the number (41) formed by its first and last digit.
It is an amenable number.
44124412421 is a deficient number, since it is larger than the sum of its proper divisors (1088014867).
44124412421 is a wasteful number, since it uses less digits than its factorization.
44124412421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281223.
The product of its digits is 8192, while the sum is 29.
Adding to 44124412421 its reverse (12421442144), we get a palindrome (56545854565).
The spelling of 44124412421 in words is "forty-four billion, one hundred twenty-four million, four hundred twelve thousand, four hundred twenty-one".
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