68195428 is an even 8-digits composite number following 68195427
and preceding 68195429 . In scientific notation, it is written as 6.8195428 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 12 positive divisors.
There are 29226600 positive integers (up to 68195428) that are relatively prime to 68195428.
68195428 has 12 divisors, whose sum is 136390912
The reverse of 68195428 is 82459186
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
sixty-eight million one hundred ninety-five thousand four hundred twenty-eight
Scientific notation
6.8195428 × 10^7
Engineering notation
6.8195428 × 10^6
Prime Factorization
2 × 2 × 7 × 2435551
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
34097714
Product of the distinct prime numbers
The prime factorization of 68195428 is 2 × 2 × 7 × 2435551.
Since it has a total of 4 prime factors.
5 , 3 , 3 , 58 , 544 , 934 , 3338 , 6590 , 82758 , 30569 , 815688 , 43480 , 965624 , 5179659 , 61222799 , 20801820 , 893746952 , 766814101 , 5155126197 , 9735595201
n×2
136390856
n×3
204586284
n×4
272781712
n×5
340977140
n÷2
34097714
n÷3
22731809.333333
n÷3
17048857
n÷5
13639085.6
n2
4650616400103184
n3
3.1715077586886E+23
n4
2.1628232900909E+31
n5
1.4749465995612E+39
2 √n
8258.052312743
3 √n
408.55615075991
4 √n
90.873826334886
5 √n
36.876615227808
1 , 2 , 4 , 7 , 14 , 28 , 2435551 , 4871102 , 9742204 , 17048857 , 34097714 , 68195428
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68195427
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68195428 can be divided by 12 positive divisors.
The sum of these divisors (counting 68195428) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100000100001001010001100100
3
Ternary
11202022200112121
4
Quaternary
10010021101210
5
Quinary
114424223203
6
Senary
10433355324
8
Octal
404112144
10
Decimal
68195428
12
Duodecimal
1aa08b44
16
Hexadecimal
4109464
20
Vigesimal
11648b8
36
Base36
14lnxg
md5
078a0f2863a96de206317d1ee9055e86
sha1
8140b027089ec23986704e17a96c5cf8e3a7111e
sha256
9f7262458eb143353c6d798e4bd33dae65f11953092b2b777b4a27444630afac
sha512
5c36b724e6d506de0bc00b765602f06ed99557208ae2e47f310f96b885f973e481dfd4b207a7f20482b3c96103f6d08368c5e853668a5991b24b897988cf3432
ripemd-160
675977e62888baaf49f5820026fc9773ee644653
Diameter
136390856
Circumference
428484511.22642
Area
1.4610342317228E+16
Volume
1.3284780633999E+24
Surface area
5.8441369268913E+16
Circumference
428484511.22642
Perimeter
272781712
Area
4650616400103184
Diagonal
96442899.169438
Surface area
27903698400619104
Volume
3.1715077586886E+23
Space diagonal
118117946.13991
Perimeter
204586284
Area
2.0137759728729E+15
Altitude
59058973.069953
Surface area
2.0137759728729E+15
Volume
3.737657737924E+22
Height
32147633.056479