Base | Representation |
---|---|
bin | 1100110101001110… |
… | …1111101101001101 |
3 | 22220001110000010212 |
4 | 3031103233231031 |
5 | 24023243133141 |
6 | 1325443412205 |
7 | 151233545600 |
oct | 31523575515 |
9 | 8801400125 |
10 | 3444505421 |
11 | 15083739a5 |
12 | 801684065 |
13 | 42b8092b6 |
14 | 249674337 |
15 | 1525e92eb |
hex | cd4efb4d |
3444505421 has 24 divisors (see below), whose sum is σ = 4363236000. Its totient is φ = 2700571104.
The previous prime is 3444505409. The next prime is 3444505423. The reversal of 3444505421 is 1245054443.
It is not a de Polignac number, because 3444505421 - 222 = 3440311117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3444505423) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36791 + ... + 90788.
It is an arithmetic number, because the mean of its divisors is an integer number (181801500).
Almost surely, 23444505421 is an apocalyptic number.
It is an amenable number.
3444505421 is a deficient number, since it is larger than the sum of its proper divisors (918730579).
3444505421 is a wasteful number, since it uses less digits than its factorization.
3444505421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 127641 (or 127634 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 32.
The square root of 3444505421 is about 58689.9090219094. The cubic root of 3444505421 is about 1510.2272103751.
Adding to 3444505421 its reverse (1245054443), we get a palindrome (4689559864).
The spelling of 3444505421 in words is "three billion, four hundred forty-four million, five hundred five thousand, four hundred twenty-one".
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