8640698921 is an odd 10-digits prime number following 8640698920
and preceding 8640698922 . In scientific notation, it is written as 8.640698921 × 10^9.
The sum of its digits is 53. It has a total of 1 prime factors and 2 positive divisors.
There are 8640698920 positive integers (up to 8640698921) that are relatively prime to 8640698921.
8640698921 has 2 divisors, whose sum is 8640698922
The reverse of 8640698921 is 1298960468
Previous prime number is 1
Is Prime? yes Number parity odd Number length 10 Sum of Digits 53 Digital Root 8
Name
eight billion six hundred forty million six hundred ninety-eight thousand nine hundred twenty-one
Scientific notation
8.640698921 × 10^9
Engineering notation
8.640698921 × 10^9
Prime Factorization
8640698921
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
8640698921 Product of the distinct prime numbers
The prime factorization of 8640698921 is 8640698921.
Since it has a total of 1 prime factors.
9 , 9 , 93 , 85 , 949 , 25 , 5670 , 877 , 4519 , 9578 , 632795 , 693441 , 9123131 , 2704993 , 86743469 , 29618511 , 444484365 , 280686288 , 806730034 , 8098114667
n×2
17281397842
n×3
25922096763
n×4
34562795684
n×5
43203494605
n÷2
4320349460.5
n÷3
2880232973.6667
n÷3
2160174730.25
n÷5
1728139784.2
n2
7.4661677843371E+19
n3
6.4512907918126E+29
n4
5.5743661383873E+39
n5
4.8166419477222E+49
2 √n92955.359829329
3 √n2052.0264649877
4 √n304.88581441144
5 √n97.120246171716
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
8640698922 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
4320349461 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
92955.359834708 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999997685 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8640698921 can be divided by 2 positive divisors.
The sum of these divisors (counting 8640698921) is 8640698922, the average is 4320349461.
Base
System
Value
2
Binary
1000000011000001101001101000101001
3
Ternary
211022011222222120222
4
Quaternary
20003001221220221
5
Quinary
120144004331141
6
Senary
3545224055425
8
Octal
100301515051
10
Decimal
8640698921
12
Duodecimal
1811904575
16
Hexadecimal
203069a29
20
Vigesimal
6f047761
36
Base36
3ywg5yh
md5
cdd277aaedf588f4e6d8990e7e11676f
sha1
d56c8785fc3b20554f7ad759d9219159b95cb1c0
sha256
143b50f543ae3a9ccdc9b071dceab84ba7a38812937e5ac826199c1f3f3a7680
sha512
b7b920bf26a3e01127fc70d5cea477df6784d722226aefdc019e6431d7d29607db73c6b19b7ef7c82aba5e59b6908555295c5bcc0fdf6dd8665582dc33a82857
ripemd-160
2632a4f1a886de2f38994518a3e4ca354d689fa4
Diameter
17281397842
Circumference
54291112504.19
Area
2.3455657861742E+20
Volume
2.7023103676973E+30
Surface area
9.3822631446968E+20
Circumference
54291112504.19
Perimeter
34562795684
Area
7.4661677843371E+19
Diagonal
12219793602.461
Surface area
4.4797006706022E+20
Volume
6.4512907918126E+29
Space diagonal
14966129544.078
Perimeter
25922096763
Area
3.2329454850764E+19
Altitude
7483064772.0388
Surface area
3.2329454850764E+19
Volume
7.6029191104951E+28
Height
4073264534.1536