20080387 is an odd 8-digits composite number following 20080386
and preceding 20080388 . In scientific notation, it is written as 2.0080387 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 20055280 positive integers (up to 20080387) that are relatively prime to 20080387.
20080387 has 4 divisors, whose sum is 20105496
The reverse of 20080387 is 78308002
Previous prime number is 827
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million eighty thousand three hundred eighty-seven
Scientific notation
2.0080387 × 10^7
Engineering notation
2.0080387 × 10^6
Prime Factorization
827 × 24281
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20080387
Product of the distinct prime numbers
The prime factorization of 20080387 is 827 × 24281.
Since it has a total of 2 prime factors.
1 , 1 , 54 , 28 , 528 , 819 , 7269 , 2964 , 92708 , 14937 , 970259 , 308259 , 8441198 , 6998577 , 48569673 , 67957709 , 739005812 , 785727077 , 3064173803 , 3681159044
n×2
40160774
n×3
60241161
n×4
80321548
n×5
100401935
n÷2
10040193.5
n÷3
6693462.3333333
n÷3
5020096.75
n÷5
4016077.4
n2
403221942069769
n3
8.0968526436525E+21
n4
1.6258793456652E+29
n5
3.2648286476263E+36
2 √n
4481.1144819118
3 √n
271.8049486496
4 √n
66.941126984178
5 √n
28.877155779982
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
-20080386
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 20080387 can be divided by 4 positive divisors.
The sum of these divisors (counting 20080387) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100100110011100000011
3
Ternary
1101210012010001
4
Quaternary
1030212130003
5
Quinary
20120033022
6
Senary
1554220431
8
Octal
114463403
10
Decimal
20080387
12
Duodecimal
6884717
16
Hexadecimal
1326703
20
Vigesimal
65a0j7
36
Base36
bye4j
md5
3c80a5def661f160d2664bbbcff9a68c
sha1
57c8e310abe3ed1b62c8c86d2ff65962feaff541
sha256
b00111fedceae74b94882d36c6a10992e5a9b7cc0b7f54802c9d700f0af0682f
sha512
e4831042968370c129da65e9f1d97fb02424fc5c5009c1687ac6bc762abcf49f6f009018fae758c8ea201a7f1076b02aaec369703554d83e1451b0abdd4394ee
ripemd-160
e8207de15b7e5af4278aeaa20653964a6ff8d601
Diameter
40160774
Circumference
126168792.56088
Area
1.2667590909726E+15
Volume
3.3916017043331E+22
Surface area
5.0670363638904E+15
Circumference
126168792.56088
Perimeter
80321548
Area
403221942069769
Diagonal
28397955.6331
Surface area
2419331652418614
Volume
8.0968526436525E+21
Space diagonal
34780250.519646
Perimeter
60241161
Area
1.7460022259786E+14
Altitude
17390125.259823
Surface area
1.7460022259786E+14
Volume
9.5422323509916E+20
Height
9465985.2110335