920721897 is an odd 9-digits composite number following 920721896
and preceding 920721898 . In scientific notation, it is written as 9.20721897 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 16 positive divisors.
There are 612214200 positive integers (up to 920721897) that are relatively prime to 920721897.
920721897 has 16 divisors, whose sum is 1038356160
The reverse of 920721897 is 798127029
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
nine hundred twenty million seven hundred twenty-one thousand eight hundred ninety-seven
Scientific notation
9.20721897 × 10^8
Engineering notation
9.20721897 × 10^6
Prime Factorization
9 × 9 × 9 × 443 × 2851
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
11366937
Product of the distinct prime numbers
The prime factorization of 920721897 is 9 × 9 × 9 × 443 × 2851.
Since it has a total of 5 prime factors.
1 , 6 , 61 , 49 , 886 , 111 , 337 , 370 , 88002 , 59676 , 810509 , 66756 , 999596 , 9414117 , 34250585 , 42970668 , 453446286 , 166408991 , 2981826228 , 2920581162
n×2
1841443794
n×3
2762165691
n×4
3682887588
n×5
4603609485
n÷2
460360948.5
n÷3
306907299
n÷3
230180474.25
n÷5
184144379.4
n2
847728811615278609
n3
7.8052247957197E+26
n4
7.1864413804265E+35
n5
6.6167139404656E+44
2 √n
30343.399562343
3 √n
972.84314701395
4 √n
174.19356923361
5 √n
62.061989624173
1 , 9 , 81 , 443 , 729 , 2851 , 3987 , 25659 , 35883 , 230931 , 322947 , 1262993 , 2078379 , 11366937 , 102302433 , 920721897
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
-920721896
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 920721897 can be divided by 16 positive divisors.
The sum of these divisors (counting 920721897) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110110111000010001100111101001
3
Ternary
2101011111112000000
4
Quaternary
312320101213221
5
Quinary
3341201100042
6
Senary
231210133213
8
Octal
6670214751
10
Decimal
920721897
12
Duodecimal
218421209
16
Hexadecimal
36e119e9
20
Vigesimal
e7ea4eh
36
Base36
f869k9
md5
fb23222862d5c6c31bdac233ca2f1e82
sha1
832e436b5f8a44fcf2bc7620b039291a0ae1a8d6
sha256
114213047496a9c9a470767427183fb739e34b86153d52d231b5a55b30c4a68a
sha512
0c528418f482f800237c9dd7716dfc8cf9bbc83ee1c59210d903f9a79fd94b72ed804ea9437777707261a4fa565daa041fff5db4f1aa714419b45c74d62995cc
ripemd-160
e17e7ca32282b77ea821e915889c2ddc5f0db2c9
Diameter
1841443794
Circumference
5785066295.2289
Area
2.663218606807E+18
Volume
3.2694449170467E+27
Surface area
1.0652874427228E+19
Circumference
5785066295.2289
Perimeter
3682887588
Area
847728811615278609
Diagonal
1302097393.9113
Surface area
5086372869691671654
Volume
7.8052247957197E+26
Space diagonal
1594737105.2452
Perimeter
2762165691
Area
3.6707734318941E+17
Altitude
797368552.6226
Surface area
3.6707734318941E+17
Volume
9.1985456362314E+25
Height
434032464.63709