68456481 is an odd 8-digits composite number following 68456480
and preceding 68456482 . In scientific notation, it is written as 6.8456481 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 45637652 positive integers (up to 68456481) that are relatively prime to 68456481.
68456481 has 4 divisors, whose sum is 91275312
The reverse of 68456481 is 18465486
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
sixty-eight million four hundred fifty-six thousand four hundred eighty-one
Scientific notation
6.8456481 × 10^7
Engineering notation
6.8456481 × 10^6
Prime Factorization
3 × 22818827
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68456481
Product of the distinct prime numbers
The prime factorization of 68456481 is 3 × 22818827.
Since it has a total of 2 prime factors.
9 , 7 , 23 , 19 , 536 , 158 , 5354 , 3257 , 39327 , 58564 , 322586 , 617823 , 5715691 , 6083562 , 76776403 , 21038458 , 49672331 , 448163217 , 648947841 , 9600776456
n×2
136912962
n×3
205369443
n×4
273825924
n×5
342282405
n÷2
34228240.5
n÷3
22818827
n÷3
17114120.25
n÷5
13691296.2
n2
4686289790903361
n3
3.2080690803147E+23
n4
2.1961312004325E+31
n5
1.5033941379592E+39
2 √n
8273.8431819802
3 √n
409.07680641395
4 √n
90.960668324173
5 √n
36.904804930697
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68456480
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68456481 can be divided by 4 positive divisors.
The sum of these divisors (counting 68456481) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101001001000000100001
3
Ternary
11202210221122020
4
Quaternary
10011021000201
5
Quinary
120011101411
6
Senary
10443132053
8
Octal
405110041
10
Decimal
68456481
12
Duodecimal
1ab14029
16
Hexadecimal
4149021
20
Vigesimal
117h141
36
Base36
14r9cx
md5
72b32ebd8d00467d6ca69dbe188cd45f
sha1
800102219f425c2677eca4a9b2a64fdd1bb6208e
sha256
54bdd6ceb959dba90df7c5b82822646b007e9cfd0cda0ef4f7e5e6b7b234ff55
sha512
00224370fef2254c0ef64c7af14f75b2f5dfb289f7ff0cc47246e8b08edf81fb5465c5869aacf77dc423a027bbf56c589743d2b73504553b87a728985aae6dc2
ripemd-160
920152072530aa4812415630502b2282fd01ec1f
Diameter
136912962
Circumference
430124755.60042
Area
1.4722413579695E+16
Volume
1.34379283399E+24
Surface area
5.8889654318779E+16
Circumference
430124755.60042
Perimeter
273825924
Area
4686289790903361
Diagonal
96812083.862536
Surface area
28117738745420166
Volume
3.2080690803147E+23
Space diagonal
118570103.19937
Perimeter
205369443
Area
2.029223004209E+15
Altitude
59285051.599687
Surface area
2.029223004209E+15
Volume
3.7807456686757E+22
Height
32270694.620845