1997291227 is an odd 10-digits composite number following 1997291226
and preceding 1997291228 . In scientific notation, it is written as 1.997291227 × 10^9.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 1909786560 positive integers (up to 1997291227) that are relatively prime to 1997291227.
1997291227 has 8 divisors, whose sum is 2084856480
The reverse of 1997291227 is 7221927991
Previous prime number is 3209
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 49
Digital Root 4
Name
one billion nine hundred ninety-seven million two hundred ninety-one thousand two hundred twenty-seven
Scientific notation
1.997291227 × 10^9
Engineering notation
1.997291227 × 10^9
Prime Factorization
23 × 3209 × 27061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1997291227
Product of the distinct prime numbers
The prime factorization of 1997291227 is 23 × 3209 × 27061.
Since it has a total of 3 prime factors.
9 , 3 , 9 , 9 , 374 , 470 , 9157 , 1302 , 78373 , 57780 , 989634 , 906209 , 7647888 , 2869737 , 75506188 , 93285217 , 58857185 , 978496818 , 9575634503 , 7002703395
n×2
3994582454
n×3
5991873681
n×4
7989164908
n×5
9986456135
n÷2
998645613.5
n÷3
665763742.33333
n÷3
499322806.75
n÷5
399458245.4
n2
3989172245451165529
n3
7.9675387288315E+27
n4
1.5913495203878E+37
n5
3.1783884361612E+46
2 √n
44691.064285828
3 √n
1259.3519862198
4 √n
211.40261182357
5 √n
72.458323087208
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
-1997291226
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 1997291227 can be divided by 8 positive divisors.
The sum of these divisors (counting 1997291227) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111000011000011111011011011
3
Ternary
12011012020220111011
4
Quaternary
1313003003323123
5
Quinary
13042301304402
6
Senary
530104514351
8
Octal
16703037333
10
Decimal
1997291227
12
Duodecimal
478a7b9b7
16
Hexadecimal
770c3edb
20
Vigesimal
1b431817
36
Base36
x14vrv
md5
53f47bea9799995ada448be9f0496088
sha1
292caad98b55095a3b79b70c65fd36036ca6e4fe
sha256
84751abd1712a9fb2b40956c09a1eb487362e301903c46ff68d1e5d4368af1f5
sha512
7b38b1f884cee2317b6d4ca8bbe49fbfd4eae2f888ed122ba702f2f3c25471151da8b5ff05e6c3a38d3b126e33739d7bd9144be6e0849d8c654b99558ffa0fd8
ripemd-160
33ba55cad1426dab46eaff983461cda3c01e2b3a
Diameter
3994582454
Circumference
12549350891.645
Area
1.2532354220214E+19
Volume
3.3374348183586E+28
Surface area
5.0129416880855E+19
Circumference
12549350891.645
Perimeter
7989164908
Area
3989172245451165529
Diagonal
2824596341.2322
Surface area
2.3935033472707E+19
Volume
7.9675387288315E+27
Space diagonal
3459409882.6756
Perimeter
5991873681
Area
1.7273622523163E+18
Altitude
1729704941.3378
Surface area
1.7273622523163E+18
Volume
9.389834440872E+26
Height
941532113.74407