1997157038 is an even 10-digits composite number following 1997157037
and preceding 1997157039 . In scientific notation, it is written as 1.997157038 × 10^9.
The sum of its digits is 50. It has a total of 4 prime factors and 16 positive divisors.
There are 982502136 positive integers (up to 1997157038) that are relatively prime to 1997157038.
1997157038 has 16 divisors, whose sum is 3044071680
The reverse of 1997157038 is 8307517991
Previous prime number is 883
Is Prime? no
Number parity even
Number length 10
Sum of Digits 50
Digital Root 5
Name
one billion nine hundred ninety-seven million one hundred fifty-seven thousand thirty-eight
Scientific notation
1.997157038 × 10^9
Engineering notation
1.997157038 × 10^9
Prime Factorization
2 × 67 × 883 × 16879
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1997157038
Product of the distinct prime numbers
The prime factorization of 1997157038 is 2 × 67 × 883 × 16879.
Since it has a total of 4 prime factors.
8 , 5 , 62 , 27 , 470 , 764 , 7660 , 5456 , 66212 , 85031 , 629233 , 535247 , 8624760 , 9340452 , 79472520 , 5559138 , 12384947 , 484529780 , 2765875461 , 751721891
n×2
3994314076
n×3
5991471114
n×4
7988628152
n×5
9985785190
n÷2
998578519
n÷3
665719012.66667
n÷3
499289259.5
n÷5
399431407.6
n2
3988636234432933444
n3
7.9659329276196E+27
n4
1.5909219010631E+37
n5
3.1773208716166E+46
2 √n
44689.56296497
3 √n
1259.3237821925
4 √n
211.39906093682
5 √n
72.457349431379
1 , 2 , 67 , 134 , 883 , 1766 , 16879 , 33758 , 59161 , 118322 , 1130893 , 2261786 , 14904157 , 29808314 , 998578519 , 1997157038
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
-1997157037
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 1997157038 can be divided by 16 positive divisors.
The sum of these divisors (counting 1997157038) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111000010100011001010101110
3
Ternary
12011012000002102012
4
Quaternary
1313002203022232
5
Quinary
13042233011123
6
Senary
530102001222
8
Octal
16702431256
10
Decimal
1997157038
12
Duodecimal
478a16212
16
Hexadecimal
770a32ae
20
Vigesimal
1b424cbi
36
Base36
x1208e
md5
9dfeda67211234068d2b8168fd12f347
sha1
2fd180d9c670a53958f3b2b696bae6f7c14c4eff
sha256
12a3d904abb4b8976bfeb0c8a233580e543b4f9448aaff11aa497f5ae5d383f3
sha512
b762ef633fb9800bb9d0e42be3eebb29f17b3037e27c287b717fce688db5a80c35d32f94f356256e66af59c976df9568d82c6bb5057d888bb85dfede17696843
ripemd-160
6413862960d8f6b31456fad919a520dd3fc8e13b
Diameter
3994314076
Circumference
12548507757.292
Area
1.2530670291937E+19
Volume
3.3367621819198E+28
Surface area
5.0122681167746E+19
Circumference
12548507757.292
Perimeter
7988628152
Area
3988636234432933444
Diagonal
2824406569.3285
Surface area
2.3931817406598E+19
Volume
7.9659329276196E+27
Space diagonal
3459177460.5098
Perimeter
5991471114
Area
1.727130152737E+18
Altitude
1729588730.2549
Surface area
1.727130152737E+18
Volume
9.387941985995E+26
Height
941468856.44283