828742021 (number)

828742021 is an odd 9-digits composite number following 828742020 and preceding 828742022. In scientific notation, it is written as 8.28742021 × 10^8. The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors. There are 805688208 positive integers (up to 828742021) that are relatively prime to 828742021.

Interesting facts

Basic properties

Name

Name eight hundred twenty-eight million seven hundred forty-two thousand twenty-one

Notation

Scientific notation 8.28742021 × 10^8
Engineering notation 8.28742021 × 10^6

Prime Factorization of 828742021

Prime Factorization 37 × 1327 × 16879

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 828742021
Product of the distinct prime numbers

The prime factorization of 828742021 is 37 × 1327 × 16879. Since it has a total of 3 prime factors.

Most popular turbo-numbers

9, 7, 58, 44, 318, 449, 1076, 7795, 55910, 15254, 977734, 242999, 8872382, 202133, 39227483, 42408955, 891448842, 854021284, 8231437922, 2707074113

Basic calculations (n = 828742021)

Multiplication

n×y
n×2 1657484042
n×3 2486226063
n×4 3314968084
n×5 4143710105

Division

n÷y
n÷2 414371010.5
n÷3 276247340.33333
n÷3 207185505.25
n÷5 165748404.2

Exponentiation

ny
n2 686813337371164441
n3 5.6919107326273E+26
n4 4.7171256039092E+35
n5 3.9092802062945E+44

Nth Root

y√n
2√n 28787.879758676
3√n 939.30460905119
4√n 169.6699141235
5√n 60.769249384887

Divisors of 828742021

1, 37, 1327, 16879, 49099, 624523, 22398433, 828742021

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -828742020
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 828742021 can be divided by 8 positive divisors. The sum of these divisors (counting 828742021) is 1, the average is 0.125.

Base conversion 828742021

Base System Value
2 Binary 110001011001011001100110000101
3 Ternary 2010202102110022221
4 Quaternary 301121121212011
5 Quinary 3144124221041
6 Senary 214122452341
8 Octal 6131314605
10 Decimal 828742021
12 Duodecimal 1b16640b1
16 Hexadecimal 31659985
20 Vigesimal cijcf11
36 Base36 dpetfp

Cryptographic Hash Functions

md5 43052d608eca23395eef2aa13f42e30d
sha1 4fdf22794fa583579194af42be4db05707b18615
sha256 bc40ae5e265053e81277fa66ae48ad4bd87e023c4f4ad36ec1efc109c9288573
sha512 d941ac653a1835fced9c64259e26447582088f369772577ce4d6ef62d134742d34e119a6b2bf7bfb03080aaf6d53437050a88bf156106b2246adb7dc876dc1c7
ripemd-160 916242aaacef224859b94d8fe40a2802773d8df8

828742021 as geometric shapes

Circle

Radius = n
Diameter 1657484042
Circumference 5207139689.7895
Area 2.1576877350727E+18

Sphere

Radius = n
Volume 2.3842219923348E+27
Surface area 8.630750940291E+18
Circumference 5207139689.7895

Square

Length = n
Perimeter 3314968084
Area 686813337371164441
Diagonal 1172018205.8067

Cube

Length = n
Surface area 4120880024226986646
Volume 5.6919107326273E+26
Space diagonal 1435423286.7393

Equilateral Triangle

Length = n
Perimeter 2486226063
Area 2.973988989107E+17
Altitude 717711643.36966

Triangular Pyramid

Length = n
Surface area 2.973988989107E+17
Volume 6.7079811282488E+25
Height 390672735.2689