1997458220 is an even 10-digits composite number following 1997458219
and preceding 1997458221 . In scientific notation, it is written as 1.997458220 × 10^9.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 756931392 positive integers (up to 1997458220) that are relatively prime to 1997458220.
1997458220 has 12 divisors, whose sum is 3532347840
The reverse of 1997458220 is 0228547991
Previous prime number is 95
Is Prime? no Number parity even Number length 10 Sum of Digits 47 Digital Root 2
Name
one billion nine hundred ninety-seven million four hundred fifty-eight thousand two hundred twenty
Scientific notation
1.997458220 × 10^9
Engineering notation
1.997458220 × 10^9
Prime Factorization
2 × 2 × 95 × 5256469
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
998729110 Product of the distinct prime numbers
The prime factorization of 1997458220 is 2 × 2 × 95 × 5256469.
Since it has a total of 4 prime factors.
7 , 4 , 58 , 87 , 977 , 402 , 1140 , 6041 , 34349 , 28635 , 664535 , 916625 , 8776022 , 4079066 , 56586697 , 98518901 , 130890341 , 990869453 , 9769058668 , 6158177552
n×2
3994916440
n×3
5992374660
n×4
7989832880
n×5
9987291100
n÷2
998729110
n÷3
665819406.66667
n÷3
499364555
n÷5
399491644
n2
3989839340645568400
n3
7.9695373874519E+27
n4
1.5918817964163E+37
n5
3.1797173795201E+46
2 √n44692.932550908
3 √n1259.3870832723
4 √n211.40703051438
5 √n72.459534690998
1 , 2 , 4 , 95 , 190 , 380 , 5256469 , 10512938 , 21025876 , 499364555 , 998729110 , 1997458220
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1997458219 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1997458220 can be divided by 12 positive divisors.
The sum of these divisors (counting 1997458220) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1110111000011101100101100101100
3
Ternary
12011012120101120002
4
Quaternary
1313003230230230
5
Quinary
13042322130340
6
Senary
530112243432
8
Octal
16703545454
10
Decimal
1997458220
12
Duodecimal
478b40578
16
Hexadecimal
770ecb2c
20
Vigesimal
1b4425b0
36
Base36
x18gmk
md5
ed8fe2780dc20ce9eef1ef820773da55
sha1
c7ab1eb0bdff01e528b008351b74715b99fdca40
sha256
e268df6307e108a74e08f321e611c1de41cb095dc868e87da9f06964cd55a5e0
sha512
7cd7cddbddab67fafbb0767bd8eedf5b0531f1d070ca821cca28d497729151d89385cf995e644e845091a69010ec2ffedca0e226924e7e95bd5311e76cc6dabe
ripemd-160
70db743237912563bc56945480000a5fa009bb5f
Diameter
3994916440
Circumference
12550400139.609
Area
1.2534449961576E+19
Volume
3.3382720145237E+28
Surface area
5.0137799846303E+19
Circumference
12550400139.609
Perimeter
7989832880
Area
3989839340645568400
Diagonal
2824832504.9976
Surface area
2.3939036043873E+19
Volume
7.9695373874519E+27
Space diagonal
3459699123.0361
Perimeter
5992374660
Area
1.7276511130088E+18
Altitude
1729849561.518
Surface area
1.7276511130088E+18
Volume
9.3921898826449E+26
Height
941610834.99921