20771857 is an odd 8-digits composite number following 20771856
and preceding 20771858 . In scientific notation, it is written as 2.0771857 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 20762176 positive integers (up to 20771857) that are relatively prime to 20771857.
20771857 has 4 divisors, whose sum is 20781540
The reverse of 20771857 is 75817702
Previous prime number is 3209
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twenty million seven hundred seventy-one thousand eight hundred fifty-seven
Scientific notation
2.0771857 × 10^7
Engineering notation
2.0771857 × 10^6
Prime Factorization
3209 × 6473
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20771857
Product of the distinct prime numbers
The prime factorization of 20771857 is 3209 × 6473.
Since it has a total of 2 prime factors.
6 , 3 , 34 , 39 , 337 , 506 , 4128 , 4917 , 22442 , 98084 , 59503 , 565933 , 13973 , 8974487 , 10618663 , 16256268 , 479507418 , 768496018 , 9467381192 , 206387313
n×2
41543714
n×3
62315571
n×4
83087428
n×5
103859285
n÷2
10385928.5
n÷3
6923952.3333333
n÷3
5192964.25
n÷5
4154371.4
n2
431470043228449
n3
8.9624340377252E+21
n4
1.8616639820356E+29
n5
3.8670218016894E+36
2 √n
4557.615275558
3 √n
274.88968357611
4 √n
67.510112394796
5 √n
29.073349212744
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
-20771856
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 20771857 can be divided by 4 positive divisors.
The sum of these divisors (counting 20771857) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001111001111010000010001
3
Ternary
1110002022122001
4
Quaternary
1033033100101
5
Quinary
20304144412
6
Senary
2021114001
8
Octal
117172021
10
Decimal
20771857
12
Duodecimal
6b58901
16
Hexadecimal
13cf411
20
Vigesimal
69g9ch
36
Base36
cd7o1
md5
94160664c4ecea11376b07453c7b8b9e
sha1
55f2a574b846c402d43ea0c94f9fbb367987d3c3
sha256
ee9eea55e40f5075de4b539ce9fa9639653c99f3da42655cc5bf8bf603fbb07c
sha512
a6fb38622f15c0334a91d7f26078523afba418c58df706a66db05f4632f0b150778a38b7a3d18dc2717963044d73a289a67c02d2dc8d51539099a4a4ba132b62
ripemd-160
1a0095602d3accb56c206dcb6721909724167bd9
Diameter
41543714
Circumference
130513426.70524
Area
1.3555031180506E+15
Volume
3.7541755908267E+22
Surface area
5.4220124722023E+15
Circumference
130513426.70524
Perimeter
83087428
Area
431470043228449
Diagonal
29375841.885075
Surface area
2588820259370694
Volume
8.9624340377252E+21
Space diagonal
35977911.691555
Perimeter
62315571
Area
1.868320092039E+14
Altitude
17988955.845778
Surface area
1.868320092039E+14
Volume
1.0562329806688E+21
Height
9791947.2950248