201389987 is an odd 9-digits composite number following 201389986
and preceding 201389988 . In scientific notation, it is written as 2.01389987 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 12 positive divisors.
There are 190261440 positive integers (up to 201389987) that are relatively prime to 201389987.
201389987 has 12 divisors, whose sum is 213137496
The reverse of 201389987 is 789983102
Previous prime number is 571
Is Prime? no Number parity odd Number length 9 Sum of Digits 47 Digital Root 2
Name
two hundred one million three hundred eighty-nine thousand nine hundred eighty-seven
Scientific notation
2.01389987 × 10^8
Engineering notation
2.01389987 × 10^6
Prime Factorization
19 × 19 × 571 × 977
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
10599473 Product of the distinct prime numbers
The prime factorization of 201389987 is 19 × 19 × 571 × 977.
Since it has a total of 4 prime factors.
6 , 5 , 54 , 36 , 160 , 372 , 4728 , 3854 , 497 , 10731 , 859847 , 324056 , 5227299 , 390439 , 95790018 , 98099892 , 395682223 , 186534431 , 8686257223 , 7913350569
n×2
402779974
n×3
604169961
n×4
805559948
n×5
1006949935
n÷2
100694993.5
n÷3
67129995.666667
n÷3
50347496.75
n÷5
40277997.4
n2
40557926863860169
n3
8.1679603638597E+24
n4
1.6449454314942E+33
n5
3.3127553906433E+41
2 √n14191.193994869
3 √n586.15520337007
4 √n119.12679797119
5 √n45.793894025243
1 , 19 , 361 , 571 , 977 , 10849 , 18563 , 206131 , 352697 , 557867 , 10599473 , 201389987
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
-201389986 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 201389987 can be divided by 12 positive divisors.
The sum of these divisors (counting 201389987) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1100000000001111011110100011
3
Ternary
112000221200010102
4
Quaternary
30000033132203
5
Quinary
403023434422
6
Senary
31552253015
8
Octal
1400173643
10
Decimal
201389987
12
Duodecimal
5754116b
16
Hexadecimal
c00f7a3
20
Vigesimal
32idej7
36
Base36
3bwhib
md5
133c5c6627762100f876a877326b5694
sha1
9ef7ca878425e0228793b5069a02f3a419d99c64
sha256
b0e813e570d31734dc54df62051de6891bd7104f1842032e308cf3a709238bcc
sha512
7c55348734286c12d8befeade22b6f46ba8a70dff3c5b7bf725d6891cd7aa5b101c18bcaa7fb659dd31dfed120f04c13a367f0b6bcb9c0b43622a0089138c73d
ripemd-160
34b9453e85fc772c851733cabb9ccbd9a0fd4d8a
Diameter
402779974
Circumference
1265370607.3315
Area
1.2741648508034E+17
Volume
3.4213872365219E+25
Surface area
5.0966594032134E+17
Circumference
1265370607.3315
Perimeter
805559948
Area
40557926863860169
Diagonal
284808450.94154
Surface area
243347561183161014
Volume
8.1679603638597E+24
Space diagonal
348817689.61964
Perimeter
604169961
Area
1.7562097494467E+16
Altitude
174408844.80982
Surface area
1.7562097494467E+16
Volume
9.6260336029136E+23
Height
94936150.313847