821796105 is an odd 9-digits composite number following 821796104
and preceding 821796106 . In scientific notation, it is written as 8.21796105 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 404181504 positive integers (up to 821796105) that are relatively prime to 821796105.
821796105 has 16 divisors, whose sum is 1012429440
The reverse of 821796105 is 501697128
Previous prime number is 1913
Is Prime? no Number parity odd Number length 9 Sum of Digits 39 Digital Root 3
Name
eight hundred twenty-one million seven hundred ninety-six thousand one hundred five
Scientific notation
8.21796105 × 10^8
Engineering notation
8.21796105 × 10^6
Prime Factorization
39 × 5 × 1913 × 2203
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
821796105 Product of the distinct prime numbers
The prime factorization of 821796105 is 39 × 5 × 1913 × 2203.
Since it has a total of 4 prime factors.
1 , 3 , 20 , 70 , 106 , 813 , 3390 , 5746 , 20405 , 89918 , 562788 , 61321 , 23236 , 6586937 , 25779351 , 42947364 , 68919766 , 940930570 , 3599811364 , 4123834935
n×2
1643592210
n×3
2465388315
n×4
3287184420
n×5
4108980525
n÷2
410898052.5
n÷3
273932035
n÷3
205449026.25
n÷5
164359221
n2
675348838193171025
n3
5.5499904474342E+26
n4
4.5609605324887E+35
n5
3.7481796006579E+44
2 √n28666.986325737
3 √n936.67305282785
4 √n169.31327864564
5 √n60.667041378681
1 , 5 , 39 , 195 , 1913 , 2203 , 9565 , 11015 , 74607 , 85917 , 373035 , 429585 , 4214339 , 21071695 , 164359221 , 821796105
16 divisors
τ Total Divisors
16 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-821796104 Sum of the proper positive divisors of n
A Arithmetic Mean
0.0625 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
16 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 821796105 can be divided by 16 positive divisors.
The sum of these divisors (counting 821796105) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111110111001110100001001
3
Ternary
2010021100120022210
4
Quaternary
300332321310021
5
Quinary
3140334433410
6
Senary
213313535333
8
Octal
6076716411
10
Decimal
821796105
12
Duodecimal
1ab274549
16
Hexadecimal
30fb9d09
20
Vigesimal
cgg4a55
36
Base36
dl9xxl
md5
18dfa2b976a4e22cddaca7b5efd02910
sha1
8ad22175d829079a7bf6438e466a840774f9d99b
sha256
df83a9dd13c87db1fcc182c6f02bb8478c43c0796042619820dc892e92934d31
sha512
074bc0a1e8eca1bdce59dd55abaaf451eb84f07c858babbe9ef312ac9c9f280d314dc8747ebe3856efa8165a5428ee6333e4939ffe40f27ba6c138090c896a6f
ripemd-160
afa2033e931e9477f20e63e64612c52fa0c8b57c
Diameter
1643592210
Circumference
5163497212.4334
Area
2.1216709486781E+18
Volume
2.3247745622871E+27
Surface area
8.4866837947123E+18
Circumference
5163497212.4334
Perimeter
3287184420
Area
675348838193171025
Diagonal
1162195197.1964
Surface area
4052093029159026150
Volume
5.5499904474342E+26
Space diagonal
1423392607.3222
Perimeter
2465388315
Area
2.924346251458E+17
Altitude
711696303.6611
Surface area
2.924346251458E+17
Volume
6.5407264681688E+25
Height
387398399.06546