Math question: How many prime numbers are there between 1 and 6493?

To determine the number of prime numbers between 1 and 6493, we need to check if each number within this range is divisible by any number other than 1 and itself. By using the sieve of Eratosthenes or a similar method, we can systematically eliminate non-prime numbers to find the primes. The answer to this question is 847 prime numbers, including 2 and 6491.

Math question: What is the sum of the digits of the number 6493?

To find the sum of the digits in the number 6493, we add each digit together. Starting from the left, the digits are 6, 4, 9, and 3. Adding these digits, we get 6 + 4 + 9 + 3 = 22. Therefore, the sum of the digits in 6493 is 22.

Math question: Find the sum of the digits of the number 6493.

To find the sum of the digits of 6493, we simply add each digit together. 6+4+9+3 = 22. Therefore, the sum of the digits of 6493 is 22.

Max	9223372036854775807
25835	Positive integer
0b10001100	Binary number
01771452	Octal number
0x129abf	Hex number
5.012 * 10^7	Scientific notation
2^4 * 5	Factorized form
*	Random number

6493 (number)

6493 is an odd 4-digits composite number following 6492 and preceding 6494. In scientific notation, it is written as 6.493 × 10^3. The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors. There are 6300 positive integers (up to 6493) that are relatively prime to 6493.

Interesting facts

6493 has 4 divisors, whose sum is 6688
The reverse of 6493 is 3946
Previous prime number is 43

Basic properties

Is Prime? no
Number parity odd
Number length 4
Sum of Digits 22
Digital Root 4

Name

Name	six thousand four hundred ninety-three

Notation

Scientific notation	6.493 × 10^3
Engineering notation	6.493 × 10^3

Prime Factorization of 6493

Prime Factorization 43 × 151

Composite number

ω	Distinct Factors	2	Total number of distinct prime factors
Ω	Total Factors	2	Total number of prime factors
rad	Radical	6493	Product of the distinct prime numbers

The prime factorization of 6493 is 43 × 151. Since it has a total of 2 prime factors.

Most popular turbo-numbers

9, 2, 29, 44, 728, 560, 3628, 4389, 60208, 9866, 450505, 361367, 5744464, 7294657, 48877372, 17691578, 235904765, 154245627, 9890074966, 1245575532

Basic calculations (n = 6493)

Multiplication

n×y

n×2	12986
n×3	19479
n×4	25972
n×5	32465

Division

n÷y

n÷2	3246.5
n÷3	2164.3333333333
n÷3	1623.25
n÷5	1298.6

Exponentiation

n^y

n²	42159049
n³	273738705157
n⁴	1777385412584401
n⁵	1.1540563483911E+19

Nth Root

^y√n

²√n	80.579153631693
³√n	18.655853998742
⁴√n	8.9765891981138
⁵√n	5.7874743677363

Divisors of 6493

1, 43, 151, 6493

4 divisors

τ	Total Divisors	4	Total number of the positive divisors of n
σ	Sum of Divisors	1	Sum of all the positive divisors of n
s	Aliquot Sum	-6492	Sum of the proper positive divisors of n
A	Arithmetic Mean	0.25	Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G	Geometric Mean	1	Returns the nth root of the product of n divisors
H	Harmonic Mean	4	Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 6493 can be divided by 4 positive divisors. The sum of these divisors (counting 6493) is 1, the average is 0.25.

Base conversion 6493

Base	System	Value
2	Binary	1100101011101
3	Ternary	22220111
4	Quaternary	1211131
5	Quinary	201433
6	Senary	50021
8	Octal	14535
10	Decimal	6493
12	Duodecimal	3911
16	Hexadecimal	195d
20	Vigesimal	g4d
36	Base36	50d

Cryptographic Hash Functions

md5	def130d0b67eb38b7a8f4e7121ed432c
sha1	552699baca2dd4c9caacc92b8e7647950210a9da
sha256	fbc1f9070e3c048f4b2750a479e39bbaf337ef6f54abb7c47a76e01747255b47
sha512	01047f3b501660a1774b47b7b8cb0ae175931e1559df37c939833c6094dea1f3ee3d75e3c4abc167107be70e5d24d253166a59830da915b3606c4c13d64c116b
ripemd-160	1d92941f271944aab34da2c4bb49309fd197df68

6493 as geometric shapes

Circle

Radius = n

Diameter	12986
Circumference	40796.722199517
Area	132446558.62073

Sphere

Radius = n

Volume	1146634006832.6
Surface area	529786234.48293
Circumference	40796.722199517

Square

Length = n

Perimeter	25972
Area	42159049
Diagonal	9182.4886604885

Cube

Length = n

Surface area	252954294
Volume	273738705157
Space diagonal	11246.205893545

Equilateral Triangle

Length = n

Perimeter	19479
Area	18255403.716696
Altitude	5623.1029467724

Triangular Pyramid

Length = n

Surface area	18255403.716696
Volume	32260415781.623
Height	3060.8295534962