20290639 is an odd 8-digits composite number following 20290638
and preceding 20290640 . In scientific notation, it is written as 2.0290639 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 19097056 positive integers (up to 20290639) that are relatively prime to 20290639.
20290639 has 4 divisors, whose sum is 21484224
The reverse of 20290639 is 93609202
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million two hundred ninety thousand six hundred thirty-nine
Scientific notation
2.0290639 × 10^7
Engineering notation
2.0290639 × 10^6
Prime Factorization
17 × 1193567
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20290639
Product of the distinct prime numbers
The prime factorization of 20290639 is 17 × 1193567.
Since it has a total of 2 prime factors.
4 , 8 , 32 , 24 , 830 , 5 , 4345 , 6410 , 29318 , 24956 , 188408 , 935734 , 3442440 , 4527986 , 44638546 , 44232975 , 625763231 , 917319110 , 8899382671 , 2622722297
n×2
40581278
n×3
60871917
n×4
81162556
n×5
101453195
n÷2
10145319.5
n÷3
6763546.3333333
n÷3
5072659.75
n÷5
4058127.8
n2
411710031028321
n3
8.3538596122745E+21
n4
1.6950514964934E+29
n5
3.4393678001758E+36
2 √n
4504.5131812439
3 √n
272.75030279931
4 √n
67.115670161624
5 √n
28.937375831886
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
-20290638
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 20290639 can be divided by 4 positive divisors.
The sum of these divisors (counting 20290639) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101011001110001001111
3
Ternary
1102011212112011
4
Quaternary
1031121301033
5
Quinary
20143300024
6
Senary
2002522051
8
Octal
115316117
10
Decimal
20290639
12
Duodecimal
6966327
16
Hexadecimal
1359c4f
20
Vigesimal
66g6bj
36
Base36
c2wcv
md5
d2fb2461e9d25b4832ea1c0578d5edf2
sha1
7ee40433789ad6088bc4691b81c701c91d3afee2
sha256
11bef16cf3e081f7282a64d6755a68de129e4855bcde6bf353e4df8f81005021
sha512
a070bdc51d6b4779d32ae954c64193c95b4f13224dbac9b4bbd6f3b6f04fde9e11d147fe8a5f695db964f5daae7dbbdc92a18572d420af4be8fde4c17bbfc1a4
ripemd-160
f93c1116524b7473202f9822cfa1e77ebb3b010b
Diameter
40581278
Circumference
127489844.83809
Area
1.2934252088878E+15
Volume
3.4992565316056E+22
Surface area
5.1737008355512E+15
Circumference
127489844.83809
Perimeter
81162556
Area
411710031028321
Diagonal
28695296.863016
Surface area
2470260186169926
Volume
8.3538596122745E+21
Space diagonal
35144417.666039
Perimeter
60871917
Area
1.782756729317E+14
Altitude
17572208.833019
Surface area
1.782756729317E+14
Volume
9.8451179681995E+20
Height
9565098.9543388