19997841 is an odd 8-digits composite number following 19997840
and preceding 19997842 . In scientific notation, it is written as 1.9997841 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 13331892 positive integers (up to 19997841) that are relatively prime to 19997841.
19997841 has 4 divisors, whose sum is 26663792
The reverse of 19997841 is 14879991
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
nineteen million nine hundred ninety-seven thousand eight hundred forty-one
Scientific notation
1.9997841 × 10^7
Engineering notation
1.9997841 × 10^6
Prime Factorization
3 × 6665947
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19997841
Product of the distinct prime numbers
The prime factorization of 19997841 is 3 × 6665947.
Since it has a total of 2 prime factors.
8 , 6 , 72 , 65 , 460 , 123 , 6166 , 610 , 48767 , 29635 , 368265 , 882863 , 1063308 , 1626315 , 22609152 , 86619639 , 930508733 , 944557137 , 4855034648 , 8816527905
n×2
39995682
n×3
59993523
n×4
79991364
n×5
99989205
n÷2
9998920.5
n÷3
6665947
n÷3
4999460.25
n÷5
3999568.2
n2
399913644661281
n3
7.9974094796668E+21
n4
1.5993092318627E+29
n5
3.1982731728622E+36
2 √n
4471.8945649467
3 √n
271.43199392862
4 √n
66.87222566168
5 √n
28.853375133424
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
-19997840
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 19997841 can be divided by 4 positive divisors.
The sum of these divisors (counting 19997841) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010010010010010001
3
Ternary
1101121222212210
4
Quaternary
1030102102101
5
Quinary
20104412331
6
Senary
1552342333
8
Octal
114222221
10
Decimal
19997841
12
Duodecimal
68449a9
16
Hexadecimal
1312491
20
Vigesimal
64jec1
36
Base36
bwmfl
md5
88aad5e3c4f70694457f231777919daa
sha1
fd2968990d468ae65c50f79982e2fff3e64d2491
sha256
3d1497beb9f856683571540110ce69144b25c925a3d94326b182f77644e8a898
sha512
cdd550407fc8442a58c84cce7e4bf4143102267c3c07f4621494a41f4751054ac1c4a46b39800d1125e8a7ddb8e0b912c35a3238dd836cb5b932b94920ee0e7a
ripemd-160
666f6e7dece26bc2a1dabeaa3b8cddd0c5d00140
Diameter
39995682
Circumference
125650140.74651
Area
1.2563657681382E+15
Volume
3.3499470492094E+22
Surface area
5.0254630725528E+15
Circumference
125650140.74651
Perimeter
79991364
Area
399913644661281
Diagonal
28281217.960381
Surface area
2399481867967686
Volume
7.9974094796668E+21
Space diagonal
34637276.653684
Perimeter
59993523
Area
1.7316768779835E+14
Altitude
17318638.326842
Surface area
1.7316768779835E+14
Volume
9.42503745833E+20
Height
9427072.6534602