68173668 is an even 8-digits composite number following 68173667
and preceding 68173669 . In scientific notation, it is written as 6.8173668 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 22724544 positive integers (up to 68173668) that are relatively prime to 68173668.
68173668 has 12 divisors, whose sum is 132559980
The reverse of 68173668 is 86637186
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixty-eight million one hundred seventy-three thousand six hundred sixty-eight
Scientific notation
6.8173668 × 10^7
Engineering notation
6.8173668 × 10^6
Prime Factorization
2 × 2 × 9 × 1893713
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
34086834
Product of the distinct prime numbers
The prime factorization of 68173668 is 2 × 2 × 9 × 1893713.
Since it has a total of 4 prime factors.
1 , 3 , 71 , 85 , 723 , 204 , 8695 , 5657 , 74289 , 75653 , 398857 , 191399 , 7129538 , 2108086 , 35270017 , 79960340 , 779719098 , 217116366 , 4471676248 , 5760127190
n×2
136347336
n×3
204521004
n×4
272694672
n×5
340868340
n÷2
34086834
n÷3
22724556
n÷3
17043417
n÷5
13634733.6
n2
4647649008574224
n3
3.1684728049107E+23
n4
2.1600641306901E+31
n5
1.4725949490438E+39
2 √n
8256.7347056812
3 √n
408.51269169998
4 √n
90.86657639463
5 √n
36.874261587372
1 , 2 , 4 , 9 , 18 , 36 , 1893713 , 3787426 , 7574852 , 17043417 , 34086834 , 68173668
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
-68173667
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 68173668 can be divided by 12 positive divisors.
The sum of these divisors (counting 68173668) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100000100000011111101100100
3
Ternary
11202021120200200
4
Quaternary
10010003331210
5
Quinary
114423024133
6
Senary
10433110500
8
Octal
404037544
10
Decimal
68173668
12
Duodecimal
1a9b8430
16
Hexadecimal
4103f64
20
Vigesimal
1161e38
36
Base36
14l750
md5
c5de6f99bc6837df7124d7e4c79d8754
sha1
aa0e6f7697fbe38a4201f4985c7309dd5eb793db
sha256
661787f947108c4d5a87e3671a22eb56ccf22d4f4bb443afa98b5bd901721e36
sha512
d42527adef7a81e839b4645d1376754cf09891c32736c24d1ddcf23186a2981d74f1836dee779e12f3ae22392120b2fc5377d514c810d3de262a1f50d1b76996
ripemd-160
0241c07114dc04e201acad55e1fa6c8f4d876d59
Diameter
136347336
Circumference
428347789.11414
Area
1.4601019981801E+16
Volume
1.3272067849342E+24
Surface area
5.8404079927203E+16
Circumference
428347789.11414
Perimeter
272694672
Area
4647649008574224
Diagonal
96412125.882321
Surface area
27885894051445344
Volume
3.1684728049107E+23
Space diagonal
118080256.71433
Perimeter
204521004
Area
2.0124910546494E+15
Altitude
59040128.357166
Surface area
2.0124910546494E+15
Volume
3.7340810105958E+22
Height
32137375.294107