20339987 is an odd 8-digits composite number following 20339986
and preceding 20339988 . In scientific notation, it is written as 2.0339987 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 20330856 positive integers (up to 20339987) that are relatively prime to 20339987.
20339987 has 4 divisors, whose sum is 20349120
The reverse of 20339987 is 78993302
Previous prime number is 5279
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty million three hundred thirty-nine thousand nine hundred eighty-seven
Scientific notation
2.0339987 × 10^7
Engineering notation
2.0339987 × 10^6
Prime Factorization
5279 × 3853
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20339987
Product of the distinct prime numbers
The prime factorization of 20339987 is 5279 × 3853.
Since it has a total of 2 prime factors.
1 , 4 , 24 , 19 , 583 , 350 , 1951 , 6528 , 60070 , 4631 , 241566 , 591037 , 6891563 , 7941089 , 71564008 , 51262911 , 815763364 , 241932373 , 1540455414 , 5403001607
n×2
40679974
n×3
61019961
n×4
81359948
n×5
101699935
n÷2
10169993.5
n÷3
6779995.6666667
n÷3
5084996.75
n÷5
4067997.4
n2
413715071160169
n3
8.4149591691019E+21
n4
1.7116016010506E+29
n5
3.4813954314549E+36
2 √n
4509.9874722664
3 √n
272.97123858959
4 √n
67.156440288824
5 √n
28.951437631059
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
-20339986
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 20339987 can be divided by 4 positive divisors.
The sum of these divisors (counting 20339987) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101100101110100010011
3
Ternary
1102021101012212
4
Quaternary
1031211310103
5
Quinary
20201334422
6
Senary
2003542335
8
Octal
115456423
10
Decimal
20339987
12
Duodecimal
698a9ab
16
Hexadecimal
1365d13
20
Vigesimal
6729j7
36
Base36
c3yfn
md5
d98d73abeace4eb45d358f7d69e62780
sha1
a9f700059435bf3bf1e49805af0c0f33f38f0444
sha256
d62fe0d86916f914e95191065b5fd4e0463dae80c48c78a690160b1cd20e73ff
sha512
8fb05cf747276b0923ef33f4001cee3a1f30fbfb31d1484c31411d87ffd4e2366c5942c9aaabd4fb773373ebe883c45ef3b5b0eac46e31e75044020290060643
ripemd-160
475a2ef3d290bca51bdfba468b661f35506d975f
Diameter
40679974
Circumference
127799907.46662
Area
1.2997242282362E+15
Volume
3.5248498541212E+22
Surface area
5.1988969129447E+15
Circumference
127799907.46662
Perimeter
81359948
Area
413715071160169
Diagonal
28765085.473892
Surface area
2482290426961014
Volume
8.4149591691019E+21
Space diagonal
35229890.90929
Perimeter
61019961
Area
1.791438807766E+14
Altitude
17614945.454645
Surface area
1.791438807766E+14
Volume
9.9171244864665E+20
Height
9588361.8246308