68652021 is an odd 8-digits composite number following 68652020
and preceding 68652022 . In scientific notation, it is written as 6.8652021 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 45744912 positive integers (up to 68652021) that are relatively prime to 68652021.
68652021 has 8 divisors, whose sum is 91582240
The reverse of 68652021 is 12025686
Previous prime number is 2539
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
sixty-eight million six hundred fifty-two thousand twenty-one
Scientific notation
6.8652021 × 10^7
Engineering notation
6.8652021 × 10^6
Prime Factorization
3 × 2539 × 9013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68652021
Product of the distinct prime numbers
The prime factorization of 68652021 is 3 × 2539 × 9013.
Since it has a total of 3 prime factors.
8 , 6 , 49 , 51 , 309 , 8 , 7747 , 7180 , 37076 , 31795 , 547257 , 108231 , 3278652 , 4665564 , 54754059 , 67077842 , 81426289 , 921785349 , 6956728213 , 4074060031
n×2
137304042
n×3
205956063
n×4
274608084
n×5
343260105
n÷2
34326010.5
n÷3
22884007
n÷3
17163005.25
n÷5
13730404.2
n2
4713099987384441
n3
3.2356383930902E+23
n4
2.2213311491083E+31
n5
1.5249887269654E+39
2 √n
8285.651513309
3 √n
409.46593361737
4 √n
91.025554177434
5 √n
36.925863957935
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
-68652020
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 68652021 can be divided by 8 positive divisors.
The sum of these divisors (counting 68652021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000101111000101111110101
3
Ternary
11210011212212110
4
Quaternary
10011320233311
5
Quinary
120033331041
6
Senary
10451241233
8
Octal
405705765
10
Decimal
68652021
12
Duodecimal
1aba9219
16
Hexadecimal
4178bf5
20
Vigesimal
1191a11
36
Base36
14vg8l
md5
5755dac7778e452794be372f21d395f7
sha1
4a388f4830c69be7bffba793e0cd444574bb44fb
sha256
d315fb70028cae3a3c7bc1184f6e9d63b26ef814bbd952fb7574c57249f9760a
sha512
13651606188b5a7930f1a800708709dd5347b418fd16fb074e2f90a1d3b467c45c21577e6d08296abc168099259c62d52606a1f3babb51f07f6029d06143ca72
ripemd-160
134d35246f4aff1e121da5da27d3c2fea73d9e52
Diameter
137304042
Circumference
431353369.65538
Area
1.4806640296001E+16
Volume
1.3553410407207E+24
Surface area
5.9226561184004E+16
Circumference
431353369.65538
Perimeter
274608084
Area
4713099987384441
Diagonal
97088619.182523
Surface area
28278599924306646
Volume
3.2356383930902E+23
Space diagonal
118908788.41429
Perimeter
205956063
Area
2.0408321598255E+15
Altitude
59454394.207143
Surface area
2.0408321598255E+15
Volume
3.8132364153693E+22
Height
32362873.060841