20682749 is an odd 8-digits prime number following 20682748
and preceding 20682750 . In scientific notation, it is written as 2.0682749 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 20682748 positive integers (up to 20682749) that are relatively prime to 20682749.
20682749 has 2 divisors, whose sum is 20682750
The reverse of 20682749 is 94728602
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million six hundred eighty-two thousand seven hundred forty-nine
Scientific notation
2.0682749 × 10^7
Engineering notation
2.0682749 × 10^6
Prime Factorization
20682749
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
20682749
Product of the distinct prime numbers
The prime factorization of 20682749 is 20682749.
Since it has a total of 1 prime factors.
2 , 8 , 71 , 50 , 317 , 771 , 6505 , 2444 , 54268 , 87019 , 821393 , 294763 , 6566958 , 8175425 , 38908187 , 43945311 , 705451433 , 161621345 , 5394821958 , 5493742826
n×2
41365498
n×3
62048247
n×4
82730996
n×5
103413745
n÷2
10341374.5
n÷3
6894249.6666667
n÷3
5170687.25
n÷5
4136549.8
n2
427776106197001
n3
8.8475858326699E+21
n4
1.8299239703307E+29
n5
3.7847858167433E+36
2 √n
4547.8290425213
3 √n
274.49604231396
4 √n
67.437593688693
5 √n
29.04836228065
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
20682750
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
10341375
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4547.8291524638
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999033011
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20682749 can be divided by 2 positive divisors.
The sum of these divisors (counting 20682749) is 20682750, the average is 10341375.
Base
System
Value
2
Binary
1001110111001011111111101
3
Ternary
1102220210101202
4
Quaternary
1032321133331
5
Quinary
20243321444
6
Senary
2015145245
8
Octal
116713775
10
Decimal
20682749
12
Duodecimal
6b15225
16
Hexadecimal
13b97fd
20
Vigesimal
6956h9
36
Base36
cbawt
md5
f0b18fb136a9a58f25c36e47c1c4fd47
sha1
e514e28bb8ec7ef16201306db9a77a07a03cce14
sha256
66c07f0cc6da959aaae522cf22afeb1580fd65bab462908c64a8a8fdd13ce615
sha512
2ae7f97da1d0152ba3c45350f3939dd4fe2fffc7f8c56842a13d6bee0d465b144db64aac8d7855980b63c1745b382f852e01a2814b54ca8346de45c86703553a
ripemd-160
d6c5de9a56c3b17a5ff4ce586d1c668e938c2b7b
Diameter
41365498
Circumference
129953544.62888
Area
1.3438982726097E+15
Volume
3.7060680871895E+22
Surface area
5.375593090439E+15
Circumference
129953544.62888
Perimeter
82730996
Area
427776106197001
Diagonal
29249824.142959
Surface area
2566656637182006
Volume
8.8475858326699E+21
Space diagonal
35823572.108194
Perimeter
62048247
Area
1.852324875493E+14
Altitude
17911786.054097
Surface area
1.852324875493E+14
Volume
1.0426979899018E+21
Height
9749941.3809862