201871891 is an odd 9-digits composite number following 201871890
and preceding 201871892 . In scientific notation, it is written as 2.01871891 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 186082272 positive integers (up to 201871891) that are relatively prime to 201871891.
201871891 has 8 divisors, whose sum is 217705040
The reverse of 201871891 is 198178102
Previous prime number is 739
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
two hundred one million eight hundred seventy-one thousand eight hundred ninety-one
Scientific notation
2.01871891 × 10^8
Engineering notation
2.01871891 × 10^6
Prime Factorization
13 × 739 × 21013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201871891
Product of the distinct prime numbers
The prime factorization of 201871891 is 13 × 739 × 21013.
Since it has a total of 3 prime factors.
6 , 8 , 41 , 28 , 16 , 223 , 3746 , 8696 , 271 , 80960 , 212469 , 41664 , 4078000 , 9310276 , 12971290 , 73000063 , 426841954 , 153360355 , 3755174710 , 7346278159
n×2
403743782
n×3
605615673
n×4
807487564
n×5
1009359455
n÷2
100935945.5
n÷3
67290630.333333
n÷3
50467972.75
n÷5
40374378.2
n2
40752260375915881
n3
8.2267358646105E+24
n4
1.6607467257464E+33
n5
3.3525808199849E+41
2 √n
14208.162829866
3 √n
586.62236583668
4 √n
119.19799843062
5 √n
45.815789024638
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
-201871890
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 201871891 can be divided by 8 positive divisors.
The sum of these divisors (counting 201871891) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100000010000101001000010011
3
Ternary
112001212011011201
4
Quaternary
30002011020103
5
Quinary
403134400031
6
Senary
32010452031
8
Octal
1402051023
10
Decimal
201871891
12
Duodecimal
57734017
16
Hexadecimal
c085213
20
Vigesimal
331djeb
36
Base36
3c6tcj
md5
36dc74520c3f0c648dfab8176655c470
sha1
c5f5ce9af612f18b7cb56689923925c19983a824
sha256
1c0a459ecafcb96de64ddf5921db7eba880ff57dadf586ef5d78199e11209305
sha512
f2f137d25777f5aea4115bab68c863a84100e542ba0bc63324cb0e0a5ed86030f60d9effa90860017de635002a8f494006a45ba0f37e38b49b419b68e2d4fa8b
ripemd-160
3e9ae46a7d356b9da356ce77ef8787d3bdb70483
Diameter
403743782
Circumference
1268398499.4638
Area
1.2802700181416E+17
Volume
3.4460070607045E+25
Surface area
5.1210800725662E+17
Circumference
1268398499.4638
Perimeter
807487564
Area
40752260375915881
Diagonal
285489966.1141
Surface area
244513562255495286
Volume
8.2267358646105E+24
Space diagonal
349652371.83201
Perimeter
605615673
Area
1.7646246373591E+16
Altitude
174826185.916
Surface area
1.7646246373591E+16
Volume
9.6953011948278E+23
Height
95163322.038034