2108761721 is an odd 10-digits composite number following 2108761720
and preceding 2108761722 . In scientific notation, it is written as 2.108761721 × 10^9.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 1766681280 positive integers (up to 2108761721) that are relatively prime to 2108761721.
2108761721 has 8 divisors, whose sum is 2221260000
The reverse of 2108761721 is 1271678012
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 35
Digital Root 8
Name
two billion one hundred eight million seven hundred sixty-one thousand seven hundred twenty-one
Scientific notation
2.108761721 × 10^9
Engineering notation
2.108761721 × 10^9
Prime Factorization
74041 × 19 × 1499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2108761721
Product of the distinct prime numbers
The prime factorization of 2108761721 is 74041 × 19 × 1499.
Since it has a total of 3 prime factors.
5 , 3 , 40 , 95 , 154 , 373 , 8941 , 401 , 53376 , 91062 , 545200 , 435308 , 6526625 , 5167076 , 86092491 , 26217149 , 248328725 , 237268620 , 1780099605 , 4388259992
n×2
4217523442
n×3
6326285163
n×4
8435046884
n×5
10543808605
n÷2
1054380860.5
n÷3
702920573.66667
n÷3
527190430.25
n÷5
421752344.2
n2
4446875995954881841
n3
9.3774018783034E+27
n4
1.97747061234E+37
n5
4.170014331705E+46
2 √n
45921.255655742
3 √n
1282.3576584979
4 √n
214.29245356695
5 √n
73.249641231055
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
-2108761720
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 2108761721 can be divided by 8 positive divisors.
The sum of these divisors (counting 2108761721) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111101101100010010011001111001
3
Ternary
12102222000012020222
4
Quaternary
1331230102121321
5
Quinary
13304320333341
6
Senary
545130025425
8
Octal
17554223171
10
Decimal
2108761721
12
Duodecimal
4aa278275
16
Hexadecimal
7db12679
20
Vigesimal
1cijf461
36
Base36
yvi2yh
md5
f244c57e373ab0189f3f69e9a98daa80
sha1
6e1068e93cf590f40dcaff98c6d27df95f66c263
sha256
553e704333e489321474c6bce458698fdef83f4827efdcb8867bd79144828b8c
sha512
6dab6b8146bfd40aa4b0f94dec485d3a1eb017c08e86c1c29baa08fbcc1f98577b1d87b4a81b152cdbd5261f40316089084a8dd049b9f1fdba2bccde7f1f1d4c
ripemd-160
d752362ea5b8a90f06f8ed0ad43274e5c9bedc55
Diameter
4217523442
Circumference
13249740661.73
Area
1.3970272960317E+19
Volume
3.9279969134183E+28
Surface area
5.5881091841267E+19
Circumference
13249740661.73
Perimeter
8435046884
Area
4446875995954881841
Diagonal
2982239425.6514
Surface area
2.6681255975729E+19
Volume
9.3774018783034E+27
Space diagonal
3652482441.8284
Perimeter
6326285163
Area
1.9255537899881E+18
Altitude
1826241220.9142
Surface area
1.9255537899881E+18
Volume
1.1051374096766E+27
Height
994079808.55048