20349991 is an odd 8-digits composite number following 20349990
and preceding 20349992 . In scientific notation, it is written as 2.0349991 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20071152 positive integers (up to 20349991) that are relatively prime to 20349991.
20349991 has 4 divisors, whose sum is 20628832
The reverse of 20349991 is 19994302
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million three hundred forty-nine thousand nine hundred ninety-one
Scientific notation
2.0349991 × 10^7
Engineering notation
2.0349991 × 10^6
Prime Factorization
73 × 278767
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20349991
Product of the distinct prime numbers
The prime factorization of 20349991 is 73 × 278767.
Since it has a total of 2 prime factors.
9 , 7 , 5 , 14 , 28 , 416 , 4967 , 9712 , 95120 , 60064 , 652131 , 467421 , 813037 , 7131031 , 70211209 , 38129466 , 83013505 , 959781896 , 5396555873 , 6764177261
n×2
40699982
n×3
61049973
n×4
81399964
n×5
101749955
n÷2
10174995.5
n÷3
6783330.3333333
n÷3
5087497.75
n÷5
4069998.2
n2
414122133700081
n3
8.4273816936974E+21
n4
1.7149714162031E+29
n5
3.489965288499E+36
2 √n
4511.0964299159
3 √n
273.01598389331
4 √n
67.164696306288
5 √n
28.954284960492
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
-20349990
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 20349991 can be divided by 4 positive divisors.
The sum of these divisors (counting 20349991) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101101000010000100111
3
Ternary
1102021212221101
4
Quaternary
1031220100213
5
Quinary
20202144431
6
Senary
2004100531
8
Octal
115502047
10
Decimal
20349991
12
Duodecimal
6994747
16
Hexadecimal
1368427
20
Vigesimal
673ejb
36
Base36
c465j
md5
18f4732bb11b235a5e0c729b22468ad2
sha1
bef637752b5a85dcab24dfed342e487834088dff
sha256
8393877f4735363f1b19bc9aa09617330063f23725cde602c5736b94cc0c1faa
sha512
d3df053019d48bf0fdeae79b2fac4371515416945e2125f5c5ef158644340ed2ae0aff08a216e84340aa807a34ea90f046700bc0311159e2bd6d5eff0ce987ee
ripemd-160
e234cac43ff77e23c275e554546af4639ac99781
Diameter
40699982
Circumference
127862764.45244
Area
1.3010030529211E+15
Volume
3.5300533890556E+22
Surface area
5.2040122116844E+15
Circumference
127862764.45244
Perimeter
81399964
Area
414122133700081
Diagonal
28779233.26637
Surface area
2484732802200486
Volume
8.4273816936974E+21
Space diagonal
35247218.345569
Perimeter
61049973
Area
1.7932014402684E+14
Altitude
17623609.172785
Surface area
1.7932014402684E+14
Volume
9.9317645721014E+20
Height
9593077.7554568