What is the sum of the digits in the number 3821?

To find the sum of the digits in 3821, we add each individual digit: 3 + 8 + 2 + 1 = 14. Therefore, the sum of the digits in 3821 is 14.

What is the remainder when 3821 is divided by 9 and then multiplied by its square root, rounded to the nearest whole number?

The remainder when 3821 is divided by 9 is 2. The square root of 3821 is approximately 61.80, rounded to 62. Therefore, multiplying 2 by 62 gives the answer of 124.

Math question: What is the sum of the digits of the number 3821?

To find the sum of the digits, we add each digit individually. In this case, 3 + 8 + 2 + 1 equals 14. Thus, the sum of the digits in the number 3821 is 14.

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

3821 (number)

3821 is an odd 4-digits prime number following 3820 and preceding 3822. In scientific notation, it is written as 3.821 × 10^3. The sum of its digits is 14. It has a total of 1 prime factors and 2 positive divisors. There are 3820 positive integers (up to 3821) that are relatively prime to 3821.

Interesting facts

3821 has 2 divisors, whose sum is 3822
The reverse of 3821 is 1283
Previous prime number is 1

Basic properties

Is Prime? yes
Number parity odd
Number length 4
Sum of Digits 14
Digital Root 5

Name

Name	three thousand eight hundred twenty-one

Notation

Scientific notation	3.821 × 10^3
Engineering notation	3.821 × 10^3

Prime Factorization of 3821

Prime Factorization 3821

Composite number

ω	Distinct Factors	1	Total number of distinct prime factors
Ω	Total Factors	1	Total number of prime factors
rad	Radical	3821	Product of the distinct prime numbers

The prime factorization of 3821 is 3821. Since it has a total of 1 prime factors.

Most popular turbo-numbers

10, 3, 80, 27, 548, 461, 8714, 3338, 43164, 27414, 280870, 437452, 2439970, 1588817, 70954798, 86597477, 691429332, 521079015, 7936734385, 9170879762

Basic calculations (n = 3821)

Multiplication

n×y

n×2	7642
n×3	11463
n×4	15284
n×5	19105

Division

n÷y

n÷2	1910.5
n÷3	1273.6666666667
n÷3	955.25
n÷5	764.2

Exponentiation

n^y

n²	14600041
n³	55786756661
n⁴	213161197201681
n⁵	814488934507623101

Nth Root

^y√n

²√n	61.814237842102
³√n	15.633600598366
⁴√n	7.8622031163092
⁵√n	5.2051758665049

Divisors of 3821

1, 3821

2 divisors

τ	Total Divisors	2	Total number of the positive divisors of n
σ	Sum of Divisors	3822	Sum of all the positive divisors of n
s	Aliquot Sum	1	Sum of the proper positive divisors of n
A	Arithmetic Mean	1911	Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G	Geometric Mean	61.822326064295	Returns the nth root of the product of n divisors
H	Harmonic Mean	1.9994767137624	Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 3821 can be divided by 2 positive divisors. The sum of these divisors (counting 3821) is 3822, the average is 1911.

Base conversion 3821

Base	System	Value
2	Binary	111011101101
3	Ternary	12020112
4	Quaternary	323231
5	Quinary	110241
6	Senary	25405
8	Octal	7355
10	Decimal	3821
12	Duodecimal	2265
16	Hexadecimal	eed
20	Vigesimal	9b1
36	Base36	2y5

Cryptographic Hash Functions

md5	c04c19c2c2474dbf5f7ac4372c5b9af1
sha1	95c11aa53bb4ed936ad91a6e17567fa8ef35bd41
sha256	8d6906944de869776836690859de9bb9ff8d82fd11b7c126992277df414b1f8b
sha512	0e6c51e5355f3adfe32c2b8b562a76b7a2053f8dfeb935f1b30703bf5acdae08bfde9fa187e8e840b140b230ace20513b7d4cbef1735964bdd2af72509afeca7
ripemd-160	ba2c7a3e01268c7bdd3d32122a01ee14022f3773

3821 as geometric shapes

Circle

Radius = n

Diameter	7642
Circumference	24008.051058733
Area	45867381.54771

Sphere

Radius = n

Volume	233679019858.4
Surface area	183469526.19084
Circumference	24008.051058733

Square

Length = n

Perimeter	15284
Area	14600041
Diagonal	5403.7100218276

Cube

Length = n

Surface area	87600246
Volume	55786756661
Space diagonal	6618.1661357207

Equilateral Triangle

Length = n

Perimeter	11463
Area	6322003.2011472
Altitude	3309.0830678603

Triangular Pyramid

Length = n

Surface area	6322003.2011472
Volume	6574532322.5662
Height	1801.2366739425