20201087 is an odd 8-digits composite number following 20201086
and preceding 20201088 . In scientific notation, it is written as 2.0201087 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20099376 positive integers (up to 20201087) that are relatively prime to 20201087.
20201087 has 4 divisors, whose sum is 20302800
The reverse of 20201087 is 78010202
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred one thousand eighty-seven
Scientific notation
2.0201087 × 10^7
Engineering notation
2.0201087 × 10^6
Prime Factorization
199 × 101513
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20201087
Product of the distinct prime numbers
The prime factorization of 20201087 is 199 × 101513.
Since it has a total of 2 prime factors.
1 , 5 , 45 , 82 , 37 , 848 , 9536 , 9614 , 60696 , 90246 , 789383 , 564002 , 7918020 , 8580306 , 81632031 , 67518486 , 426719190 , 501430738 , 4564867833 , 4631239421
n×2
40402174
n×3
60603261
n×4
80804348
n×5
101005435
n÷2
10100543.5
n÷3
6733695.6666667
n÷3
5050271.75
n÷5
4040217.4
n2
408083915981569
n3
8.2437386900444E+21
n4
1.6653248248285E+29
n5
3.3641371669621E+36
2 √n
4494.5619363849
3 √n
272.34845317584
4 √n
67.041494138965
5 √n
28.911787807258
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20201086
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20201087 can be divided by 4 positive divisors.
The sum of these divisors (counting 20201087) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000011111001111111
3
Ternary
1102000022200102
4
Quaternary
1031003321333
5
Quinary
20132413322
6
Senary
2000551315
8
Octal
115037177
10
Decimal
20201087
12
Duodecimal
692253b
16
Hexadecimal
1343e7f
20
Vigesimal
6652e7
36
Base36
c0z9b
md5
e84c3f33d379741b211bafe7c459116d
sha1
b8bb4ef69d24e47ec221ad264f8cff1519e29b90
sha256
fff8e80abed34b334476cf598cbcf1ae05a3d3a15a57bcfc4361fefb04aa7e03
sha512
f6ca7bdc470a5c616f9be474b16b473fb823cafc46db8dbb329edb62e802f9f367f07db49da45975b3a0d22664f9754a1e76184ab0ba0852a7dd9edacaa77ec2
ripemd-160
5838a4ce628c77a1240f0db1e2d0e148b3277ed8
Diameter
40402174
Circumference
126927173.02746
Area
1.2820334324959E+15
Volume
3.4531291875676E+22
Surface area
5.1281337299834E+15
Circumference
126927173.02746
Perimeter
80804348
Area
408083915981569
Diagonal
28568651.210079
Surface area
2448503495889414
Volume
8.2437386900444E+21
Space diagonal
34989309.052119
Perimeter
60603261
Area
1.7670551905794E+14
Altitude
17494654.52606
Surface area
1.7670551905794E+14
Volume
9.7153392167671E+20
Height
9522883.7366929