68873818 is an even 8-digits composite number following 68873817
and preceding 68873819 . In scientific notation, it is written as 6.8873818 × 10^7.
The sum of its digits is 49. It has a total of 5 prime factors and 32 positive divisors.
There are 30888000 positive integers (up to 68873818) that are relatively prime to 68873818.
68873818 has 32 divisors, whose sum is 114452352
The reverse of 68873818 is 81837886
Previous prime number is 53
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-eight million eight hundred seventy-three thousand eight hundred eighteen
Scientific notation
6.8873818 × 10^7
Engineering notation
6.8873818 × 10^6
Prime Factorization
2 × 13 × 331 × 53 × 151
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
68873818
Product of the distinct prime numbers
The prime factorization of 68873818 is 2 × 13 × 331 × 53 × 151.
Since it has a total of 5 prime factors.
3 , 10 , 64 , 79 , 917 , 124 , 8900 , 4871 , 7596 , 61849 , 545910 , 306468 , 133345 , 2760275 , 67327147 , 81803475 , 315668037 , 27535804 , 8138503090 , 938906176
n×2
137747636
n×3
206621454
n×4
275495272
n×5
344369090
n÷2
34436909
n÷3
22957939.333333
n÷3
17218454.5
n÷5
13774763.6
n2
4743602805897124
n3
3.2671003631765E+23
n4
2.2501767580115E+31
n5
1.5497826449911E+39
2 √n
8299.0251234708
3 √n
409.90641925297
4 √n
91.098985304288
5 √n
36.949692775289
1 , 2 , 13 , 26 , 53 , 106 , 151 , 302 , 331 , 662 , 689 , 1378 , 1963 , 3926 , 4303 , 8003 , 8606 , 16006 , 17543 , 35086 , 49981 , 99962 , 104039 , 208078 , 228059 , 456118 , 649753 , 1299506 , 2648993 , 5297986 , 34436909 , 68873818
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68873817
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68873818 can be divided by 32 positive divisors.
The sum of these divisors (counting 68873818) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100000110101110111001011010
3
Ternary
11210121011010011
4
Quaternary
10012232321122
5
Quinary
120112430233
6
Senary
10500112134
8
Octal
406567132
10
Decimal
68873818
12
Duodecimal
1b09564a
16
Hexadecimal
41aee5a
20
Vigesimal
11a94ai
36
Base36
1507dm
md5
590dc2502cd7a6f352e9b8793461bf33
sha1
5058358eb083ee9c7c6639e16c7734a65a13f750
sha256
3d17e1341db867c41d43cd44590ae6c56cd5c1ca5bd05ff74494b8ca68241664
sha512
bd75a1edf7b97308bf285de94f71a3797c4bb01cbb2b850461e9e5f65afdb34b955b01fca6f70ca8fc94f953039fa960d74a6119f0b4c618a927e1f1156a7ccb
ripemd-160
f19b75d257988704c069fe5e81d9934f4f9e7711
Diameter
137747636
Circumference
432746961.30696
Area
1.4902467726554E+16
Volume
1.3685197999328E+24
Surface area
5.9609870906217E+16
Circumference
432746961.30696
Perimeter
275495272
Area
4743602805897124
Diagonal
97402287.508016
Surface area
28461616835382744
Volume
3.2671003631765E+23
Space diagonal
119292952.08725
Perimeter
206621454
Area
2.054040267685E+15
Altitude
59646476.043626
Surface area
2.054040267685E+15
Volume
3.8503147026985E+22
Height
32467429.169339