2686869985 is an odd 10-digits composite number following 2686869984
and preceding 2686869986 . In scientific notation, it is written as 2.686869985 × 10^9.
The sum of its digits is 67. It has a total of 3 prime factors and 8 positive divisors.
There are 2148050304 positive integers (up to 2686869985) that are relatively prime to 2686869985.
2686869985 has 8 divisors, whose sum is 3226412520
The reverse of 2686869985 is 5899686862
Previous prime number is 1493
Is Prime? no Number parity odd Number length 10 Sum of Digits 67 Digital Root 4
Name
two billion six hundred eighty-six million eight hundred sixty-nine thousand nine hundred eighty-five
Scientific notation
2.686869985 × 10^9
Engineering notation
2.686869985 × 10^9
Prime Factorization
5 × 1493 × 359929
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
2686869985 Product of the distinct prime numbers
The prime factorization of 2686869985 is 5 × 1493 × 359929.
Since it has a total of 3 prime factors.
6 , 3 , 48 , 85 , 255 , 875 , 9160 , 1890 , 76099 , 89187 , 260321 , 449745 , 4753445 , 1925946 , 80502097 , 11700737 , 182126260 , 320755648 , 1011573673 , 388120374
n×2
5373739970
n×3
8060609955
n×4
10747479940
n×5
13434349925
n÷2
1343434992.5
n÷3
895623328.33333
n÷3
671717496.25
n÷5
537373997
n2
7219270316293900225
n3
1.9397240726452E+28
n4
5.2117863899722E+37
n5
1.4003392419448E+47
2 √n51835.026622931
3 √n1390.2157912479
4 √n227.67306960405
5 √n76.886365242063
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
-2686869984 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 2686869985 can be divided by 8 positive divisors.
The sum of these divisors (counting 2686869985) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100000001001100110000111100001
3
Ternary
20221020211010201011
4
Quaternary
2200021212013201
5
Quinary
21000314314420
6
Senary
1122340540521
8
Octal
24011460741
10
Decimal
2686869985
12
Duodecimal
62b9b1741
16
Hexadecimal
a02661e1
20
Vigesimal
21jciej5
36
Base36
18foy5d
md5
c7a16b94adaa97e83d493dbec3ee3553
sha1
b74c4e080f9e9ec33584a26725191ebe531173d1
sha256
baf6967bdfb14c95ec82ea388a3951143a2904ecad0c8e54688fe2d7683a3f08
sha512
3947a1d827b312965df95f15ccf4abb6e97d445a04c956d37233f5eb8b1c5bb8a4060ede2567a64729123e69092ef472c58958c0f0deafc8b3c5128c62339597
ripemd-160
3018bfd7ffe6acad7a3321e80151949a3c2854e4
Diameter
5373739970
Circumference
16882102012.054
Area
2.2680006589948E+19
Volume
8.1250971954844E+28
Surface area
9.0720026359791E+19
Circumference
16882102012.054
Perimeter
10747479940
Area
7219270316293900225
Diagonal
3799807973.1202
Surface area
4.3315621897763E+19
Volume
1.9397240726452E+28
Space diagonal
4653795327.3518
Perimeter
8060609955
Area
3.1260357453487E+18
Altitude
2326897663.6759
Surface area
3.1260357453487E+18
Volume
2.2859867423303E+27
Height
1266602657.7067