19986589 is an odd 8-digits composite number following 19986588
and preceding 19986590 . In scientific notation, it is written as 1.9986589 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 16850160 positive integers (up to 19986589) that are relatively prime to 19986589.
19986589 has 8 divisors, whose sum is 23216768
The reverse of 19986589 is 98568991
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
nineteen million nine hundred eighty-six thousand five hundred eighty-nine
Scientific notation
1.9986589 × 10^7
Engineering notation
1.9986589 × 10^6
Prime Factorization
7 × 61 × 46807
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19986589
Product of the distinct prime numbers
The prime factorization of 19986589 is 7 × 61 × 46807.
Since it has a total of 3 prime factors.
1 , 9 , 45 , 55 , 456 , 386 , 6379 , 6840 , 83519 , 43731 , 420856 , 554493 , 492458 , 4734783 , 13624518 , 4098699 , 205546071 , 560847185 , 8346017456 , 8909837592
n×2
39973178
n×3
59959767
n×4
79946356
n×5
99932945
n÷2
9993294.5
n÷3
6662196.3333333
n÷3
4996647.25
n÷5
3997317.8
n2
399463739854921
n3
7.9839175888832E+21
n4
1.5957127945888E+29
n5
3.1892855787488E+36
2 √n
4470.6363081781
3 √n
271.38107633553
4 √n
66.862817082277
5 √n
28.850127470132
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
-19986588
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 19986589 can be divided by 8 positive divisors.
The sum of these divisors (counting 19986589) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100001111100010011101
3
Ternary
1101121102110001
4
Quaternary
1030033202131
5
Quinary
20104032324
6
Senary
1552214301
8
Octal
114174235
10
Decimal
19986589
12
Duodecimal
683a391
16
Hexadecimal
130f89d
20
Vigesimal
64i699
36
Base36
bwdr1
md5
b4ec2da629a3c4ac183515237681ac0c
sha1
d90b1dfb2a2a057f0a004454054a00b7470eaa75
sha256
2cdd97add940790f389bf6539ddd97ce7c9b1f024e6699b256841513510d18af
sha512
841d8022f2ff6bb8ba5535db456ea0ce4142719eb61c19d59003e1e7167b13034065e5049769d7c8aefac0a55d756fdc7672251d9e3433e8e2d77947cb1dc703
ripemd-160
23db0dcf1a16f13ad42651d320cf28f9494f4ff0
Diameter
39973178
Circumference
125579442.34544
Area
1.2549523505037E+15
Volume
3.3442955792136E+22
Surface area
5.0198094020149E+15
Circumference
125579442.34544
Perimeter
79946356
Area
399463739854921
Diagonal
28265305.229377
Surface area
2396782439129526
Volume
7.9839175888832E+21
Space diagonal
34617787.617997
Perimeter
59959767
Area
1.7297287330255E+14
Altitude
17308893.808999
Surface area
1.7297287330255E+14
Volume
9.4091371125565E+20
Height
9421768.4097923