20038561 is an odd 8-digits composite number following 20038560
and preceding 20038562 . In scientific notation, it is written as 2.0038561 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 19411920 positive integers (up to 20038561) that are relatively prime to 20038561.
20038561 has 8 divisors, whose sum is 20675264
The reverse of 20038561 is 16583002
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million thirty-eight thousand five hundred sixty-one
Scientific notation
2.0038561 × 10^7
Engineering notation
2.0038561 × 10^6
Prime Factorization
67 × 61 × 4903
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20038561
Product of the distinct prime numbers
The prime factorization of 20038561 is 67 × 61 × 4903.
Since it has a total of 3 prime factors.
8 , 1 , 18 , 22 , 355 , 799 , 4254 , 9486 , 3402 , 4025 , 874951 , 359919 , 8809288 , 2783207 , 99679334 , 72182004 , 136150006 , 636807907 , 5196523017 , 5353295203
n×2
40077122
n×3
60115683
n×4
80154244
n×5
100192805
n÷2
10019280.5
n÷3
6679520.3333333
n÷3
5009640.25
n÷5
4007712.2
n2
401543926950721
n3
8.0463624743816E+21
n4
1.6123752527101E+29
n5
3.2309679856321E+36
2 √n
4476.4451297877
3 √n
271.61610075881
4 √n
66.906241336573
5 √n
28.865115937377
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
-20038560
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 20038561 can be divided by 8 positive divisors.
The sum of these divisors (counting 20038561) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100011100001110100001
3
Ternary
1101201001201221
4
Quaternary
1030130032201
5
Quinary
20112213221
6
Senary
1553255041
8
Octal
114341641
10
Decimal
20038561
12
Duodecimal
6864481
16
Hexadecimal
131c3a1
20
Vigesimal
654g81
36
Base36
bxhup
md5
62f07612f429b8ef5a259f166fe16181
sha1
9773b7993a5981aab814be3f43a5c26c1513234c
sha256
a50a12b0c83291fda922f20220069053ed1f31508300757c3ce78f5f5698f469
sha512
b433b195983db90c4b32a0fccdbc4dcc02b8312d3916291721c11d07071ee76aacadf491e9d545b52896919d373542445fc9cff10d09f3508f54a33dd6e8f290
ripemd-160
6a00ab9c1caedcadd1476fbbe3fb35bad9d34c2a
Diameter
40077122
Circumference
125905992.05222
Area
1.261487451002E+15
Volume
3.370452431685E+22
Surface area
5.0459498040079E+15
Circumference
125905992.05222
Perimeter
80154244
Area
401543926950721
Diagonal
28338804.736641
Surface area
2409263561704326
Volume
8.0463624743816E+21
Space diagonal
34707805.762568
Perimeter
60115683
Area
1.7387362073734E+14
Altitude
17353902.881284
Surface area
1.7387362073734E+14
Volume
9.482729115867E+20
Height
9446268.2455469