201221285 is an odd 9-digits composite number following 201221284
and preceding 201221286 . In scientific notation, it is written as 2.01221285 × 10^8.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 155425984 positive integers (up to 201221285) that are relatively prime to 201221285.
201221285 has 8 divisors, whose sum is 249792120
The reverse of 201221285 is 582122102
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 23
Digital Root 5
Name
two hundred one million two hundred twenty-one thousand two hundred eighty-five
Scientific notation
2.01221285 × 10^8
Engineering notation
2.01221285 × 10^6
Prime Factorization
5 × 29 × 1387733
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201221285
Product of the distinct prime numbers
The prime factorization of 201221285 is 5 × 29 × 1387733.
Since it has a total of 3 prime factors.
5 , 6 , 12 , 24 , 330 , 930 , 940 , 8891 , 33598 , 75274 , 243645 , 763260 , 34669 , 480787 , 6027927 , 83962588 , 918535819 , 225384375 , 9236719488 , 2249753002
n×2
402442570
n×3
603663855
n×4
804885140
n×5
1006106425
n÷2
100610642.5
n÷3
67073761.666667
n÷3
50305321.25
n÷5
40244257
n2
40490005537051225
n3
8.1474509438226E+24
n4
1.6394405483904E+33
n5
3.2989033382823E+41
2 √n
14185.248852241
3 √n
585.99148589632
4 √n
119.10184235452
5 √n
45.786219252969
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
-201221284
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 201221285 can be divided by 8 positive divisors.
The sum of these divisors (counting 201221285) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111111100110010010100101
3
Ternary
112000122002201012
4
Quaternary
23333212102211
5
Quinary
403003040120
6
Senary
31544512005
8
Octal
1377462245
10
Decimal
201221285
12
Duodecimal
5747b605
16
Hexadecimal
bfe64a5
20
Vigesimal
32hcd45
36
Base36
3bsvc5
md5
e6685cd3d652d0ebe9fdb341dafd2a60
sha1
5cd11abd88428b8633a59bca22fa28ba3ca9bd9a
sha256
c837ce4aa353d07a011a942fd969f6b65f07e11afebe18b462e81d926bc39c38
sha512
47c307a160ded2014d901ffbad0e1fa5f5dabdd3af627e5c19153133e94154c4e2deece53345811d7f63bdb26832c3e8b0004b07a7b6854ef699008ef60c3b2c
ripemd-160
09ac04cbc1e08a140f8efc55b6ff06b0cb96c459
Diameter
402442570
Circumference
1264310621.4038
Area
1.2720310393901E+17
Volume
3.4127962707462E+25
Surface area
5.0881241575604E+17
Circumference
1264310621.4038
Perimeter
804885140
Area
40490005537051225
Diagonal
284569870.28514
Surface area
242940033222307350
Volume
8.1474509438226E+24
Space diagonal
348525489.1843
Perimeter
603663855
Area
1.7532686697229E+16
Altitude
174262744.59215
Surface area
1.7532686697229E+16
Volume
9.6018630196028E+23
Height
94856623.428381