201209988 is an even 9-digits composite number following 201209987
and preceding 201209989 . In scientific notation, it is written as 2.01209988 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 12 positive divisors.
There are 57488544 positive integers (up to 201209988) that are relatively prime to 201209988.
201209988 has 12 divisors, whose sum is 368885132
The reverse of 201209988 is 889902102
Previous prime number is 21
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
two hundred one million two hundred nine thousand nine hundred eighty-eight
Scientific notation
2.01209988 × 10^8
Engineering notation
2.01209988 × 10^6
Prime Factorization
2 × 2 × 21 × 2395357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
100604994
Product of the distinct prime numbers
The prime factorization of 201209988 is 2 × 2 × 21 × 2395357.
Since it has a total of 4 prime factors.
3 , 5 , 81 , 47 , 142 , 197 , 3574 , 1427 , 44844 , 87408 , 207560 , 132712 , 8144262 , 4624790 , 3660997 , 85763468 , 997645497 , 313695172 , 8689391745 , 850436327
n×2
402419976
n×3
603629964
n×4
804839952
n×5
1006049940
n÷2
100604994
n÷3
67069996
n÷3
50302497
n÷5
40241997.6
n2
40485459270960144
n3
8.1460787740844E+24
n4
1.6390724123806E+33
n5
3.2979774042623E+41
2 √n
14184.850651311
3 √n
585.98051941282
4 √n
119.10017066029
5 √n
45.785705133863
1 , 2 , 4 , 21 , 42 , 84 , 2395357 , 4790714 , 9581428 , 50302497 , 100604994 , 201209988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201209987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201209988 can be divided by 12 positive divisors.
The sum of these divisors (counting 201209988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011111111100011100010000100
3
Ternary
112000121112012210
4
Quaternary
23333203202010
5
Quinary
403002204423
6
Senary
31544343420
8
Octal
1377434204
10
Decimal
201209988
12
Duodecimal
57474b70
16
Hexadecimal
bfe3884
20
Vigesimal
32hb4j8
36
Base36
3bsmmc
md5
bd89c021061e91235dec028b5ed566c8
sha1
6fa51093f2895536c12973e03d6eea3ce83a1130
sha256
dd2445bc7057bb637e3eb2f4050391cd1358558996bb8a102db292d141a6724b
sha512
4d86508d20b4dc4d3862c9d70162e58a3987bbac6b6b70147e029e86923196fed09f1c65860e2e9eef468c2854c82b8c3040b1b2e43bdfe1c04bcc6db136eb56
ripemd-160
7539a5abd9b72e574ff6907a012d533f74dff21e
Diameter
402419976
Circumference
1264239640.2594
Area
1.2718882142286E+17
Volume
3.4122214976303E+25
Surface area
5.0875528569143E+17
Circumference
1264239640.2594
Perimeter
804839952
Area
40485459270960144
Diagonal
284553893.91453
Surface area
242912755625760864
Volume
8.1460787740844E+24
Space diagonal
348505922.20632
Perimeter
603629964
Area
1.7530718106266E+16
Altitude
174252961.10316
Surface area
1.7530718106266E+16
Volume
9.6002459020581E+23
Height
94851297.971509