201221278 is an even 9-digits composite number following 201221277
and preceding 201221279 . In scientific notation, it is written as 2.01221278 × 10^8.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 100513680 positive integers (up to 201221278) that are relatively prime to 201221278.
201221278 has 8 divisors, whose sum is 302122800
The reverse of 201221278 is 872122102
Previous prime number is 1049
Is Prime? no
Number parity even
Number length 9
Sum of Digits 25
Digital Root 7
Name
two hundred one million two hundred twenty-one thousand two hundred seventy-eight
Scientific notation
2.01221278 × 10^8
Engineering notation
2.01221278 × 10^6
Prime Factorization
2 × 1049 × 95911
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
201221278
Product of the distinct prime numbers
The prime factorization of 201221278 is 2 × 1049 × 95911.
Since it has a total of 3 prime factors.
2 , 7 , 97 , 10 , 456 , 680 , 7067 , 3358 , 25113 , 17382 , 163214 , 871465 , 611345 , 3737875 , 56783308 , 85041363 , 259566136 , 731028478 , 3782395113 , 9140664479
n×2
402442556
n×3
603663834
n×4
804885112
n×5
1006106390
n÷2
100610639
n÷3
67073759.333333
n÷3
50305319.5
n÷5
40244255.6
n2
40490002719953284
n3
8.1474500935325E+24
n4
1.6394403202618E+33
n5
3.2989027644781E+41
2 √n
14185.248605506
3 √n
585.99147910125
4 √n
119.1018413187
5 √n
45.78621893441
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
-201221277
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 201221278 can be divided by 8 positive divisors.
The sum of these divisors (counting 201221278) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111111100110010010011110
3
Ternary
112000122002200221
4
Quaternary
23333212102132
5
Quinary
403003040103
6
Senary
31544511554
8
Octal
1377462236
10
Decimal
201221278
12
Duodecimal
5747b5ba
16
Hexadecimal
bfe649e
20
Vigesimal
32hcd3i
36
Base36
3bsvby
md5
04fc82521f2d609154aac040a72ac6d9
sha1
54a73e2b3bce91c06f58174da9c0c5748275ec72
sha256
77c7dfec374018d605613be735840536211493e86c43dd9bba61234ffdd086a7
sha512
351845da3406f4c14e1807b3d93c37c1469bd9ac0a870a1f15ed567653c8cd38a3ab8ba5047c0a57d4c2d0a860e4050eec5ea29459dee10ef5397911ab0cb726
ripemd-160
08f4ee68bccbf3ea34dd20f0d16787b00e66eb23
Diameter
402442556
Circumference
1264310577.4215
Area
1.2720309508884E+17
Volume
3.4127959145775E+25
Surface area
5.0881238035534E+17
Circumference
1264310577.4215
Perimeter
804885112
Area
40490002719953284
Diagonal
284569860.38565
Surface area
242940016319719704
Volume
8.1474500935325E+24
Space diagonal
348525477.05994
Perimeter
603663834
Area
1.753268547739E+16
Altitude
174262738.52997
Surface area
1.753268547739E+16
Volume
9.6018620175263E+23
Height
94856620.128549