20051187 is an odd 8-digits composite number following 20051186
and preceding 20051188 . In scientific notation, it is written as 2.0051187 × 10^7.
The sum of its digits is 24. It has a total of 4 prime factors and 16 positive divisors.
There are 12075552 positive integers (up to 20051187) that are relatively prime to 20051187.
20051187 has 16 divisors, whose sum is 29406720
The reverse of 20051187 is 78115002
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
twenty million fifty-one thousand one hundred eighty-seven
Scientific notation
2.0051187 × 10^7
Engineering notation
2.0051187 × 10^6
Prime Factorization
3 × 13 × 47 × 10939
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20051187
Product of the distinct prime numbers
The prime factorization of 20051187 is 3 × 13 × 47 × 10939.
Since it has a total of 4 prime factors.
7 , 4 , 48 , 44 , 590 , 914 , 3194 , 356 , 97235 , 24801 , 607885 , 565738 , 5441951 , 6483206 , 43371454 , 23901909 , 986026962 , 296134747 , 316000420 , 2979281327
n×2
40102374
n×3
60153561
n×4
80204748
n×5
100255935
n÷2
10025593.5
n÷3
6683729
n÷3
5012796.75
n÷5
4010237.4
n2
402050100108969
n3
8.0615817406537E+21
n4
1.6164428299763E+29
n5
3.2411597458664E+36
2 √n
4477.8551785425
3 √n
271.67313587331
4 √n
66.916778004791
5 √n
28.868752517214
1 , 3 , 13 , 39 , 47 , 141 , 611 , 1833 , 10939 , 32817 , 142207 , 426621 , 514133 , 1542399 , 6683729 , 20051187
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20051186
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20051187 can be divided by 16 positive divisors.
The sum of these divisors (counting 20051187) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100011111010011110011
3
Ternary
1101201201001120
4
Quaternary
1030133103303
5
Quinary
20113114222
6
Senary
1553433323
8
Octal
114372363
10
Decimal
20051187
12
Duodecimal
686b843
16
Hexadecimal
131f4f3
20
Vigesimal
6567j7
36
Base36
bxrlf
md5
86da51c5ddaa09365383fbce525a6051
sha1
35ae8a61b6772b255f97eb70b982eeba5b7cc729
sha256
3eb11fe7951220491aec0c95e7cdf211c89f41bb543e7b47540dbeffae4c0976
sha512
e88555f39f0177053fce89d2f5ec169d77f71f952eddb2f73f4b9f1c1ae20bc719d3711bebb6ef61d9b6ffdd73334c7743fbcff23297176a45e51b1f0a3e2a4e
ripemd-160
7a0f99e7968e5b70c4a111bf58356a0d44e0d01e
Diameter
40102374
Circumference
125985323.54991
Area
1.2630776408774E+15
Volume
3.3768274630335E+22
Surface area
5.0523105635095E+15
Circumference
125985323.54991
Perimeter
80204748
Area
402050100108969
Diagonal
28356660.597079
Surface area
2412300600653814
Volume
8.0615817406537E+21
Space diagonal
34729674.636065
Perimeter
60153561
Area
1.7409280014422E+14
Altitude
17364837.318032
Surface area
1.7409280014422E+14
Volume
9.5006651931764E+20
Height
9452220.1990264