856720 is an even 6-digits composite number following 856719
and preceding 856721 . In scientific notation, it is written as 8.56720 × 10^5.
The sum of its digits is 28. It has a total of 6 prime factors and 20 positive divisors.
There are 342656 positive integers (up to 856720) that are relatively prime to 856720.
856720 has 20 divisors, whose sum is 1992060
The reverse of 856720 is 027658
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 28
Digital Root 1
Name
eight hundred fifty-six thousand seven hundred twenty
Scientific notation
8.56720 × 10^5
Engineering notation
8.56720 × 10^3
Prime Factorization
2 × 2 × 2 × 2 × 5 × 10709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
107090
Product of the distinct prime numbers
The prime factorization of 856720 is 2 × 2 × 2 × 2 × 5 × 10709.
Since it has a total of 6 prime factors.
9 , 2 , 2 , 83 , 733 , 971 , 9934 , 2259 , 55884 , 87048 , 756099 , 759979 , 3969888 , 3993494 , 17194123 , 747072 , 545861785 , 236316968 , 6012062941 , 3063666053
n×2
1713440
n×3
2570160
n×4
3426880
n×5
4283600
n÷2
428360
n÷3
285573.33333333
n÷3
214180
n÷5
171344
n2
733969158400
n3
628806057384448000
n4
5.387107254824E+23
n5
4.6152425273529E+29
2 √n
925.59170264215
3 √n
94.975801777702
4 √n
30.423538627881
5 √n
15.366245983502
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 40 , 80 , 10709 , 21418 , 42836 , 53545 , 85672 , 107090 , 171344 , 214180 , 428360 , 856720
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-856719
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 856720 can be divided by 20 positive divisors.
The sum of these divisors (counting 856720) is 1, the average is 0.05.
Base
System
Value
2
Binary
11010001001010010000
3
Ternary
1121112012101
4
Quaternary
3101022100
5
Quinary
204403340
6
Senary
30210144
8
Octal
3211220
10
Decimal
856720
12
Duodecimal
353954
16
Hexadecimal
d1290
20
Vigesimal
571g0
36
Base36
id1s
md5
09df7c38d1c2b0ca8757dc4bb21d7659
sha1
de436919e0e7b6dc312c1399e114b3a5e3f05fa1
sha256
a16ae03fed29699e51172d0e14d5602cf26bc5f3386508883e6871a88e175a40
sha512
efe5fa53ad4b5d603cbd3d65737840a724f5e52d705911f5c7163e4c5f97d701cbc9c37e2979360ef9b9584aeda7865386351fae59e0de1947c34f4f671e8cdd
ripemd-160
7f5bfa490cb0865191428189a35aa8e3581824ae
Diameter
1713440
Circumference
5382930.5163669
Area
2305832115990.9
Volume
2.6339366538823E+18
Surface area
9223328463963.7
Circumference
5382930.5163669
Perimeter
3426880
Area
733969158400
Diagonal
1211585.0431563
Surface area
4403814950400
Volume
628806057384448000
Space diagonal
1483882.5678604
Perimeter
2570160
Area
317817968384.34
Altitude
741941.2839302
Surface area
317817968384.34
Volume
7.4105504537953E+16
Height
403861.68105209