20857772 is an even 8-digits composite number following 20857771
and preceding 20857773 . In scientific notation, it is written as 2.0857772 × 10^7.
The sum of its digits is 38. It has a total of 5 prime factors and 24 positive divisors.
There are 9576000 positive integers (up to 20857772) that are relatively prime to 20857772.
20857772 has 24 divisors, whose sum is 39515952
The reverse of 20857772 is 27775802
Previous prime number is 211
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million eight hundred fifty-seven thousand seven hundred seventy-two
Scientific notation
2.0857772 × 10^7
Engineering notation
2.0857772 × 10^6
Prime Factorization
2 × 2 × 13 × 211 × 1901
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10428886
Product of the distinct prime numbers
The prime factorization of 20857772 is 2 × 2 × 13 × 211 × 1901.
Since it has a total of 5 prime factors.
3 , 10 , 61 , 70 , 884 , 933 , 8786 , 1198 , 35761 , 84434 , 95564 , 200835 , 2961787 , 4994165 , 31063871 , 95207661 , 990104131 , 364073722 , 1752100622 , 6110838411
n×2
41715544
n×3
62573316
n×4
83431088
n×5
104288860
n÷2
10428886
n÷3
6952590.6666667
n÷3
5214443
n÷5
4171554.4
n2
435046652803984
n3
9.0741038935487E+21
n4
1.8926559011595E+29
n5
3.9476585260839E+36
2 √n
4567.0309830348
3 √n
275.26815496363
4 √n
67.579811948797
5 √n
29.097359723478
1 , 2 , 4 , 13 , 26 , 52 , 211 , 422 , 844 , 1901 , 2743 , 3802 , 5486 , 7604 , 10972 , 24713 , 49426 , 98852 , 401111 , 802222 , 1604444 , 5214443 , 10428886 , 20857772
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20857771
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20857772 can be divided by 24 positive divisors.
The sum of these divisors (counting 20857772) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001111100100001110101100
3
Ternary
1110020200111002
4
Quaternary
1033210032230
5
Quinary
20314422042
6
Senary
2023015432
8
Octal
117441654
10
Decimal
20857772
12
Duodecimal
6b9a578
16
Hexadecimal
13e43ac
20
Vigesimal
6a748c
36
Base36
cf1yk
md5
34b483775ba03c2029312c050244459a
sha1
ac8da078ab4eb1dc81a3eae30eef601ea312782f
sha256
587b89819ea0eafda2bc4b51c4ab01c8961e79aca77575ae0385f91488de0844
sha512
532465c90600a30baf2e65e76ab84fe63799b36c4944d6c8c159f661e7810a19c8c94523b3276a0faba8167903a643c3dd16be17320cd76339ba994173d6b2ad
ripemd-160
145110084a5a0e3d1578e2ffc3215efccfb5b672
Diameter
41715544
Circumference
131053246.5709
Area
1.3667393684178E+15
Volume
3.8009517506511E+22
Surface area
5.4669574736713E+15
Circumference
131053246.5709
Perimeter
83431088
Area
435046652803984
Diagonal
29497344.043286
Surface area
2610279916823904
Volume
9.0741038935487E+21
Space diagonal
36126720.836688
Perimeter
62573316
Area
1.8838072657982E+14
Altitude
18063360.418344
Surface area
1.8838072657982E+14
Volume
1.0693933993866E+21
Height
9832448.0144286