821414864 is an even 9-digits composite number following 821414863
and preceding 821414865 . In scientific notation, it is written as 8.21414864 × 10^8.
The sum of its digits is 38. It has a total of 6 prime factors and 20 positive divisors.
There are 401968608 positive integers (up to 821414864) that are relatively prime to 821414864.
821414864 has 20 divisors, whose sum is 1625354304
The reverse of 821414864 is 468414128
Previous prime number is 47
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
eight hundred twenty-one million four hundred fourteen thousand eight hundred sixty-four
Scientific notation
8.21414864 × 10^8
Engineering notation
8.21414864 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 47 × 1092307
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
102676858
Product of the distinct prime numbers
The prime factorization of 821414864 is 2 × 2 × 2 × 2 × 47 × 1092307.
Since it has a total of 6 prime factors.
5 , 4 , 7 , 36 , 213 , 993 , 1215 , 9879 , 14761 , 63936 , 852017 , 540642 , 8455343 , 3315229 , 97218597 , 24300848 , 109157643 , 60332443 , 4207147120 , 5480932878
n×2
1642829728
n×3
2464244592
n×4
3285659456
n×5
4107074320
n÷2
410707432
n÷3
273804954.66667
n÷3
205353716
n÷5
164282972.8
n2
674722378800138496
n3
5.5422699101987E+26
n4
4.5525028845372E+35
n5
3.7394935377617E+44
2 √n
28660.336076187
3 √n
936.52818582897
4 √n
169.29363861701
5 √n
60.661411501279
1 , 2 , 4 , 8 , 16 , 47 , 94 , 188 , 376 , 752 , 1092307 , 2184614 , 4369228 , 8738456 , 17476912 , 51338429 , 102676858 , 205353716 , 410707432 , 821414864
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-821414863
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 821414864 can be divided by 20 positive divisors.
The sum of these divisors (counting 821414864) is 1, the average is 0.05.
Base
System
Value
2
Binary
110000111101011100101111010000
3
Ternary
2010020122012100202
4
Quaternary
300331130233100
5
Quinary
3140240233424
6
Senary
213301434332
8
Octal
6075345720
10
Decimal
821414864
12
Duodecimal
1ab10b9a8
16
Hexadecimal
30f5cbd0
20
Vigesimal
cgdgh34
36
Base36
dl1rrk
md5
e0bfb4ff44be4a05b9bdea544669e5b0
sha1
e11edd3a890db01e18c63cae05781040e66c953d
sha256
ac040fd088ff872473f8d0a6df6bdeca2264bd2bf68b569619084629dd58be70
sha512
9337ca3fc91c4278bce1e2c3be75fa5f3dcd3db705ec1e0d2c3d72a150d6bc3c249a00ac61787c8ef6f759a931ec67dee5079233bc57aad67c36c26f8c936e61
ripemd-160
2d486e4307f69b6ff57aed5604da063d31471a9d
Diameter
1642829728
Circumference
5161101804.5837
Area
2.1197028684511E+18
Volume
2.3215405912123E+27
Surface area
8.4788114738046E+18
Circumference
5161101804.5837
Perimeter
3285659456
Area
674722378800138496
Diagonal
1161656041.0037
Surface area
4048334272800830976
Volume
5.5422699101987E+26
Space diagonal
1422732278.5403
Perimeter
2464244592
Area
2.9216336027139E+17
Altitude
711366139.27014
Surface area
2.9216336027139E+17
Volume
6.5316277277795E+25
Height
387218680.33455