Base | Representation |
---|---|
bin | 1100000000001111… |
… | …00000000001001111 |
3 | 121122010022022022221 |
4 | 12000013200001033 |
5 | 101144232321403 |
6 | 2543250120211 |
7 | 315461433025 |
oct | 60007400117 |
9 | 17563268287 |
10 | 6444417103 |
11 | 2807783a53 |
12 | 12ba280067 |
13 | 7b918c577 |
14 | 451c56715 |
15 | 27ab71dbd |
hex | 1801e004f |
6444417103 has 4 divisors (see below), whose sum is σ = 6823500480. Its totient is φ = 6065333728.
The previous prime is 6444417073. The next prime is 6444417157. The reversal of 6444417103 is 3017144446.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3017144446 = 2 ⋅1508572223.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-6444417103 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 (6444417803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189541663 + ... + 189541696.
It is an arithmetic number, because the mean of its divisors is an integer number (1705875120).
Almost surely, 26444417103 is an apocalyptic number.
6444417103 is a deficient number, since it is larger than the sum of its proper divisors (379083377).
6444417103 is a wasteful number, since it uses less digits than its factorization.
6444417103 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 379083376.
The product of its (nonzero) digits is 32256, while the sum is 34.
The square root of 6444417103 is about 80277.1268980150. The cubic root of 6444417103 is about 1860.9207588077.
The spelling of 6444417103 in words is "six billion, four hundred forty-four million, four hundred seventeen thousand, one hundred three".
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