1989469493 is an odd 10-digits composite number following 1989469492
and preceding 1989469494 . In scientific notation, it is written as 1.989469493 × 10^9.
The sum of its digits is 62. It has a total of 3 prime factors and 8 positive divisors.
There are 1802900080 positive integers (up to 1989469493) that are relatively prime to 1989469493.
1989469493 has 8 divisors, whose sum is 2177180640
The reverse of 1989469493 is 3949649891
Previous prime number is 317
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 62
Digital Root 8
Name
one billion nine hundred eighty-nine million four hundred sixty-nine thousand four hundred ninety-three
Scientific notation
1.989469493 × 10^9
Engineering notation
1.989469493 × 10^9
Prime Factorization
11 × 317 × 570539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1989469493
Product of the distinct prime numbers
The prime factorization of 1989469493 is 11 × 317 × 570539.
Since it has a total of 3 prime factors.
8 , 1 , 75 , 22 , 647 , 911 , 6018 , 6394 , 11770 , 92069 , 894804 , 918315 , 3738418 , 4075162 , 2593127 , 74055090 , 703855811 , 255252577 , 9073879284 , 9963336170
n×2
3978938986
n×3
5968408479
n×4
7957877972
n×5
9947347465
n÷2
994734746.5
n÷3
663156497.66667
n÷3
497367373.25
n÷5
397893898.6
n2
3957988863577677049
n3
7.8742980977215E+27
n4
1.5665675844205E+37
n5
3.1166384179273E+46
2 √n
44603.469517516
3 √n
1257.7058896346
4 √n
211.19533498048
5 √n
72.401482140937
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
-1989469492
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 1989469493 can be divided by 8 positive divisors.
The sum of these divisors (counting 1989469493) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110100101001110010100110101
3
Ternary
12010122112112002022
4
Quaternary
1312211032110311
5
Quinary
13033301010433
6
Senary
525225122525
8
Octal
16645162465
10
Decimal
1989469493
12
Duodecimal
476329445
16
Hexadecimal
7694e535
20
Vigesimal
1b1e3ded
36
Base36
wwh8hh
md5
2ad64c3baf5e7e54ea8b2989002bf981
sha1
4292526322cb48dcb1ce078b94317921dc0dfc5f
sha256
e1b385df85170f6b165ea8da531d7a40198f0b1f05965e3950a450ce7771fb09
sha512
9c4ead1928fba46e5f4677ad71d9ea3490553f04a8a53fd753a86a1124216b9b42d68d05514d92df619a702785cf1a094392e0b2298c26d39412d453dd24e4ca
ripemd-160
383fbd959cbc4ca84804fb008359dd3eba7fbe26
Diameter
3978938986
Circumference
12500205487.5
Area
1.2434388736806E+19
Volume
3.2983782741304E+28
Surface area
4.9737554947223E+19
Circumference
12500205487.5
Perimeter
7957877972
Area
3957988863577677049
Diagonal
2813534738.9281
Surface area
2.3747933181466E+19
Volume
7.8742980977215E+27
Space diagonal
3445862241.9843
Perimeter
5968408479
Area
1.7138594518771E+18
Altitude
1722931120.9921
Surface area
1.7138594518771E+18
Volume
9.2799493033054E+26
Height
937844912.97604