1989683485 is an odd 10-digits composite number following 1989683484
and preceding 1989683486 . In scientific notation, it is written as 1.989683485 × 10^9.
The sum of its digits is 61. It has a total of 3 prime factors and 8 positive divisors.
There are 1494611200 positive integers (up to 1989683485) that are relatively prime to 1989683485.
1989683485 has 8 divisors, whose sum is 2017799424
The reverse of 1989683485 is 5843869891
Previous prime number is 431
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 61
Digital Root 7
Name
one billion nine hundred eighty-nine million six hundred eighty-three thousand four hundred eighty-five
Scientific notation
1.989683485 × 10^9
Engineering notation
1.989683485 × 10^9
Prime Factorization
85 × 431 × 54311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1989683485
Product of the distinct prime numbers
The prime factorization of 1989683485 is 85 × 431 × 54311.
Since it has a total of 3 prime factors.
5 , 6 , 65 , 80 , 36 , 737 , 8188 , 6557 , 66613 , 77417 , 416091 , 20210 , 9023493 , 4452157 , 97392593 , 94839993 , 535907431 , 236616684 , 167386831 , 1999509494
n×2
3979366970
n×3
5969050455
n×4
7958733940
n×5
9948417425
n÷2
994841742.5
n÷3
663227828.33333
n÷3
497420871.25
n÷5
397936697
n2
3958840370481745225
n3
7.8768393048988E+27
n4
1.5672417078956E+37
n5
3.1183149432031E+46
2 √n
44605.868279858
3 √n
1257.7509819486
4 √n
211.20101391768
5 √n
72.40303960854
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
-1989683484
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 1989683485 can be divided by 8 positive divisors.
The sum of these divisors (counting 1989683485) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110100110000010100100011101
3
Ternary
12010122221101121221
4
Quaternary
1312212002210131
5
Quinary
13033324332420
6
Senary
525233453341
8
Octal
16646024435
10
Decimal
1989683485
12
Duodecimal
476411251
16
Hexadecimal
7698291d
20
Vigesimal
1b1fa8e5
36
Base36
wwltlp
md5
43daa0a1d1180b38c54655bdfac1398c
sha1
67ac51445f8c7153df66a6ff51ee58fae84ae913
sha256
f1b1a210aa59c56371a0399c6c364f9f19ece59e8dbea610fb3b4ffa665e1086
sha512
a35c0b1a5645d060ffe5121a980175184b6e4504a34dd7be014315f5c966ab212fe78cf558a7106174c351e65287ae9d0c85aa42a990af1ec7b27bfa35e10380
ripemd-160
b85a154a8b749b6cca040120d707e8a25a62f442
Diameter
3979366970
Circumference
12501550038.89
Area
1.243706382464E+19
Volume
3.2994427325037E+28
Surface area
4.9748255298561E+19
Circumference
12501550038.89
Perimeter
7958733940
Area
3958840370481745225
Diagonal
2813837369.3168
Surface area
2.375304222289E+19
Volume
7.8768393048988E+27
Space diagonal
3446232887.0007
Perimeter
5969050455
Area
1.7142281651823E+18
Altitude
1723116443.5004
Surface area
1.7142281651823E+18
Volume
9.2829441446845E+26
Height
937945789.77225