201870721 is an odd 9-digits composite number following 201870720
and preceding 201870722 . In scientific notation, it is written as 2.01870721 × 10^8.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 186342192 positive integers (up to 201870721) that are relatively prime to 201870721.
201870721 has 4 divisors, whose sum is 217399252
The reverse of 201870721 is 127078102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
two hundred one million eight hundred seventy thousand seven hundred twenty-one
Scientific notation
2.01870721 × 10^8
Engineering notation
2.01870721 × 10^6
Prime Factorization
13 × 15528517
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
201870721
Product of the distinct prime numbers
The prime factorization of 201870721 is 13 × 15528517.
Since it has a total of 2 prime factors.
6 , 4 , 73 , 4 , 639 , 898 , 1661 , 342 , 85331 , 229 , 276202 , 690611 , 2851505 , 988776 , 64448195 , 28842623 , 639290532 , 855044280 , 6340234062 , 6972187910
n×2
403741442
n×3
605612163
n×4
807482884
n×5
1009353605
n÷2
100935360.5
n÷3
67290240.333333
n÷3
50467680.25
n÷5
40374144.2
n2
40751787997059841
n3
8.2265928250056E+24
n4
1.6607082249573E+33
n5
3.3524836674276E+41
2 √n
14208.121656292
3 √n
586.62123252801
4 √n
119.19782571965
5 √n
45.815735917098
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
-201870720
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 201870721 can be divided by 4 positive divisors.
The sum of these divisors (counting 201870721) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100000010000100110110000001
3
Ternary
112001212002120101
4
Quaternary
30002010312001
5
Quinary
403134330341
6
Senary
32010442401
8
Octal
1402046601
10
Decimal
201870721
12
Duodecimal
57733401
16
Hexadecimal
c084d81
20
Vigesimal
331dgg1
36
Base36
3c6sg1
md5
3f3dce669c8b479df947ab66569f7eb8
sha1
a780e628360e74742681bdd07010dd1143b8fc39
sha256
a7ea06ad5a6c17052edcf1da5969c11db6acec963b1442c7bd5bdcf75f939b6e
sha512
b88179cac11aa79ee53c7e5ed22e99c9be01885d4ba50813d61b4e5bbc9c74c5057e06c50cbfd8eb9bbfe8033b2788b2b68a5c4a37cb0c848d94ee29299a6046
ripemd-160
9a70184b63ad1b6e44159cbf2ffab49038d037c6
Diameter
403741442
Circumference
1268391148.1369
Area
1.2802551779221E+17
Volume
3.445947144415E+25
Surface area
5.1210207116885E+17
Circumference
1268391148.1369
Perimeter
807482884
Area
40751787997059841
Diagonal
285488311.48424
Surface area
244510727982359046
Volume
8.2265928250056E+24
Space diagonal
349650345.33256
Perimeter
605612163
Area
1.7646041827546E+16
Altitude
174825172.66628
Surface area
1.7646041827546E+16
Volume
9.6951326210368E+23
Height
95162770.494745