Base | Representation |
---|---|
bin | 1111101110010111… |
… | …00111100101000101 |
3 | 210210100002021211001 |
4 | 13313023213211011 |
5 | 114242122012344 |
6 | 3513405013301 |
7 | 416125456120 |
oct | 76713474505 |
9 | 23710067731 |
10 | 8441985349 |
11 | 364230a5a6 |
12 | 1777254231 |
13 | a46c94b05 |
14 | 5a127b3b7 |
15 | 346203ed4 |
hex | 1f72e7945 |
8441985349 has 4 divisors (see below), whose sum is σ = 9647983264. Its totient is φ = 7235987436.
The previous prime is 8441985311. The next prime is 8441985367. The reversal of 8441985349 is 9435891448.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 8441985349 - 27 = 8441985221 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 8441985349.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8441995349) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 602998947 + ... + 602998960.
It is an arithmetic number, because the mean of its divisors is an integer number (2411995816).
Almost surely, 28441985349 is an apocalyptic number.
It is an amenable number.
8441985349 is a deficient number, since it is larger than the sum of its proper divisors (1205997915).
8441985349 is a wasteful number, since it uses less digits than its factorization.
8441985349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1205997914.
The product of its digits is 4976640, while the sum is 55.
The square root of 8441985349 is about 91880.2772579622. The cubic root of 8441985349 is about 2036.1738925517.
The spelling of 8441985349 in words is "eight billion, four hundred forty-one million, nine hundred eighty-five thousand, three hundred forty-nine".
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