2108642685 is an odd 10-digits composite number following 2108642684
and preceding 2108642686 . In scientific notation, it is written as 2.108642685 × 10^9.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 1058455808 positive integers (up to 2108642685) that are relatively prime to 2108642685.
2108642685 has 8 divisors, whose sum is 2381526144
The reverse of 2108642685 is 5862468012
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 42
Digital Root 6
Name
two billion one hundred eight million six hundred forty-two thousand six hundred eighty-five
Scientific notation
2.108642685 × 10^9
Engineering notation
2.108642685 × 10^9
Prime Factorization
15 × 17 × 8269187
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2108642685
Product of the distinct prime numbers
The prime factorization of 2108642685 is 15 × 17 × 8269187.
Since it has a total of 3 prime factors.
10 , 4 , 41 , 86 , 579 , 663 , 5679 , 9517 , 97657 , 8589 , 375448 , 574442 , 7134339 , 4575697 , 81636512 , 80406576 , 39665501 , 727793120 , 1657229874 , 2744087210
n×2
4217285370
n×3
6325928055
n×4
8434570740
n×5
10543213425
n÷2
1054321342.5
n÷3
702880895
n÷3
527160671.25
n÷5
421728537
n2
4446373973004009225
n3
9.3758139529493E+27
n4
1.9770241507807E+37
n5
4.1688375136122E+46
2 √n
45919.959549198
3 √n
1282.3335290769
4 √n
214.28942939211
5 √n
73.248814248936
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
-2108642684
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 2108642685 can be divided by 8 positive divisors.
The sum of these divisors (counting 2108642685) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111101101011110101010101111101
3
Ternary
12102221210010222020
4
Quaternary
1331223311111331
5
Quinary
13304303031220
6
Senary
545123310353
8
Octal
17553652575
10
Decimal
2108642685
12
Duodecimal
4aa21b3b9
16
Hexadecimal
7daf557d
20
Vigesimal
1cij06e5
36
Base36
yvfj3x
md5
5b97e1f7271e1cdb05cc1051f59795c4
sha1
7bee5cc33b8c5801602142d7dfc507c77faca065
sha256
3cf46ded984d89ccdb8ba838dfb992e8fcdad615a857c86fad325642ffac82a1
sha512
702c272436767d1626284549f4ceb580c7a00a1d4f0e53b22b172d1f5c78c42e514d830c924fe28b3c4d7f07c9db2af474c612bd35e1add335c03466693bde40
ripemd-160
294930260e809b6823e20f916333095c027e0558
Diameter
4217285370
Circumference
13248992736.484
Area
1.3968695808702E+19
Volume
3.9273317648014E+28
Surface area
5.5874783234809E+19
Circumference
13248992736.484
Perimeter
8434570740
Area
4446373973004009225
Diagonal
2982071083.3258
Surface area
2.6678243838024E+19
Volume
9.3758139529493E+27
Space diagonal
3652276265.4285
Perimeter
6325928055
Area
1.9253364076737E+18
Altitude
1826138132.7142
Surface area
1.9253364076737E+18
Volume
1.104950270879E+27
Height
994023694.44194