207157021 is an odd 9-digits composite number following 207157020
and preceding 207157022 . In scientific notation, it is written as 2.07157021 × 10^8.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 197899152 positive integers (up to 207157021) that are relatively prime to 207157021.
207157021 has 8 divisors, whose sum is 216437760
The reverse of 207157021 is 120751702
Previous prime number is 853
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
two hundred seven million one hundred fifty-seven thousand twenty-one
Scientific notation
2.07157021 × 10^8
Engineering notation
2.07157021 × 10^6
Prime Factorization
23 × 853 × 10559
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
207157021
Product of the distinct prime numbers
The prime factorization of 207157021 is 23 × 853 × 10559.
Since it has a total of 3 prime factors.
10 , 5 , 55 , 35 , 560 , 854 , 9044 , 7101 , 89129 , 21979 , 360349 , 227970 , 5579684 , 9331970 , 76525613 , 2740943 , 481572603 , 322574193 , 4665797544 , 6536942588
n×2
414314042
n×3
621471063
n×4
828628084
n×5
1035785105
n÷2
103578510.5
n÷3
69052340.333333
n÷3
51789255.25
n÷5
41431404.2
n2
42914031349594441
n3
8.8899428934826E+24
n4
1.841614086674E+33
n5
3.8150328802702E+41
2 √n
14392.950392466
3 √n
591.69770621616
4 √n
119.97062303942
5 √n
46.053212612745
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-207157020
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 207157021 can be divided by 8 positive divisors.
The sum of these divisors (counting 207157021) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100010110001111011100011101
3
Ternary
112102210200000021
4
Quaternary
30112033130131
5
Quinary
411013011041
6
Senary
32320032141
8
Octal
1426173435
10
Decimal
207157021
12
Duodecimal
59462651
16
Hexadecimal
c58f71d
20
Vigesimal
34eecb1
36
Base36
3fc3dp
md5
e296df0e31c4fe4d59ce4e8a17dc6bfb
sha1
f402d47f420beadb361367cd9e4d9b4232a07311
sha256
bd7da199476db9a4c0e0d08aa4d8189ffb7884b9aaf91b75a89cd3a728e67468
sha512
9f666722d9b1927f9cfccc71ef441515a433b706680526f8e2695a176b88a8a5707abe10a90545aca0e11e87ecc7e410ac47941f4217d0a50f879a8d58880dc3
ripemd-160
d99a00bb830c3b7248903a9301aa7d8af943e71b
Diameter
414314042
Circumference
1301605950.6263
Area
1.3481840562381E+17
Volume
3.723810571333E+25
Surface area
5.3927362249523E+17
Circumference
1301605950.6263
Perimeter
828628084
Area
42914031349594441
Diagonal
292964268.63901
Surface area
257484188097566646
Volume
8.8899428934826E+24
Space diagonal
358806485.51661
Perimeter
621471063
Area
1.8582320663775E+16
Altitude
179403242.75831
Surface area
1.8582320663775E+16
Volume
1.0476898173905E+24
Height
97654756.213003