68629621 is an odd 8-digits composite number following 68629620
and preceding 68629622 . In scientific notation, it is written as 6.8629621 × 10^7.
The sum of its digits is 40. It has a total of 3 prime factors and 6 positive divisors.
There are 67952808 positive integers (up to 68629621) that are relatively prime to 68629621.
68629621 has 6 divisors, whose sum is 69313110
The reverse of 68629621 is 12692686
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-eight million six hundred twenty-nine thousand six hundred twenty-one
Scientific notation
6.8629621 × 10^7
Engineering notation
6.8629621 × 10^6
Prime Factorization
103 × 103 × 6469
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
666307
Product of the distinct prime numbers
The prime factorization of 68629621 is 103 × 103 × 6469.
Since it has a total of 3 prime factors.
4 , 8 , 4 , 65 , 876 , 926 , 787 , 3424 , 16169 , 11181 , 949431 , 451249 , 5418258 , 7420904 , 25901420 , 26421689 , 295290788 , 214819492 , 1990346527 , 776156345
n×2
137259242
n×3
205888863
n×4
274518484
n×5
343148105
n÷2
34314810.5
n÷3
22876540.333333
n÷3
17157405.25
n÷5
13725924.2
n2
4710024878603641
n3
3.2324722231914E+23
n4
2.2184334357065E+31
n5
1.5225024590627E+39
2 √n
8284.2996686503
3 √n
409.42139482342
4 √n
91.018128241853
5 √n
36.923453985688
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68629620
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68629621 can be divided by 6 positive divisors.
The sum of these divisors (counting 68629621) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100000101110011010001110101
3
Ternary
11210010202010211
4
Quaternary
10011303101311
5
Quinary
120032121441
6
Senary
10450545421
8
Octal
405632165
10
Decimal
68629621
12
Duodecimal
1ab98271
16
Hexadecimal
4173475
20
Vigesimal
118ie11
36
Base36
14uyyd
md5
d76ad30c85cf96a1b1169c521aea21a0
sha1
8237f2bffdb301aeaff77bc60e618f1d8500145f
sha256
0d155661c2a94c5dd1dd72517204160a7286c14227cddd4ebffc9f006cf79d2c
sha512
83127ea2c745aed521a5a343fd17965f6190fb3e5aeeb38ccd69f8bb0ebdc184b2f5d6d4204a50f4f15fe725c54f5a936fad49f96d21b8ae4fbe373c3725abda
ripemd-160
9cf388efb8f5de1d667865afb257b03e25614f54
Diameter
137259242
Circumference
431212626.3045
Area
1.4796979556846E+16
Volume
1.3540147985748E+24
Surface area
5.9187918227385E+16
Circumference
431212626.3045
Perimeter
274518484
Area
4710024878603641
Diagonal
97056940.798725
Surface area
28260149271621846
Volume
3.2324722231914E+23
Space diagonal
118869990.4762
Perimeter
205888863
Area
2.0395005986637E+15
Altitude
59434995.238098
Surface area
2.0395005986637E+15
Volume
3.8095050483596E+22
Height
32352313.599575