1997286937 is an odd 10-digits composite number following 1997286936
and preceding 1997286938 . In scientific notation, it is written as 1.997286937 × 10^9.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 1997049600 positive integers (up to 1997286937) that are relatively prime to 1997286937.
1997286937 has 4 divisors, whose sum is 1997524276
The reverse of 1997286937 is 7396827991
Previous prime number is 228601
Is Prime? no Number parity odd Number length 10 Sum of Digits 61 Digital Root 7
Name
one billion nine hundred ninety-seven million two hundred eighty-six thousand nine hundred thirty-seven
Scientific notation
1.997286937 × 10^9
Engineering notation
1.997286937 × 10^9
Prime Factorization
228601 × 8737
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1997286937 Product of the distinct prime numbers
The prime factorization of 1997286937 is 228601 × 8737.
Since it has a total of 2 prime factors.
3 , 2 , 55 , 47 , 328 , 504 , 4264 , 4165 , 48420 , 2013 , 581355 , 502965 , 5028365 , 8575300 , 79203060 , 78406113 , 319920557 , 647322254 , 2761849601 , 9347252165
n×2
3994573874
n×3
5991860811
n×4
7989147748
n×5
9986434685
n÷2
998643468.5
n÷3
665762312.33333
n÷3
499321734.25
n÷5
399457387.4
n2
3989155108710841969
n3
7.967487388295E+27
n4
1.5913358481354E+37
n5
3.1783543018606E+46
2 √n44691.01628963
3 √n1259.3510845613
4 √n211.40249830508
5 √n72.458291960403
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1997286936 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1997286937 can be divided by 4 positive divisors.
The sum of these divisors (counting 1997286937) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110111000011000010111000011001
3
Ternary
12011012020200121021
4
Quaternary
1313003002320121
5
Quinary
13042301140222
6
Senary
530104442441
8
Octal
16703027031
10
Decimal
1997286937
12
Duodecimal
478a79421
16
Hexadecimal
770c2e19
20
Vigesimal
1b430h6h
36
Base36
x14sgp
md5
371c5c04c857bce2450e3021c2bc3219
sha1
dc75ff7ef46ab5445e64b2ccae0dad69310ae477
sha256
d7c3c824665461a129224cd3ebbb9d3a19c3ccd70476876cfcff7652399e0b94
sha512
7cae2e498a24503763c3974caa6efa379befb0c141ead84470d0e1101a2ccfc9cf054a6f31cbeeff4dce2cc823785132d7a855efbfdc511c6c227a3642a95de2
ripemd-160
843d9aeb2acfb6180a2887a5254b4d8acb3fa721
Diameter
3994573874
Circumference
12549323936.78
Area
1.2532300383556E+19
Volume
3.3374133128849E+28
Surface area
5.0129201534225E+19
Circumference
12549323936.78
Perimeter
7989147748
Area
3989155108710841969
Diagonal
2824590274.256
Surface area
2.3934930652265E+19
Volume
7.967487388295E+27
Space diagonal
3459402452.1776
Perimeter
5991860811
Area
1.72735483189E+18
Altitude
1729701226.0888
Surface area
1.72735483189E+18
Volume
9.3897739354695E+26
Height
941530091.41867