68888907 is an odd 8-digits composite number following 68888906
and preceding 68888908 . In scientific notation, it is written as 6.8888907 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 45925920 positive integers (up to 68888907) that are relatively prime to 68888907.
68888907 has 8 divisors, whose sum is 102057680
The reverse of 68888907 is 70988886
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-eight million eight hundred eighty-eight thousand nine hundred seven
Scientific notation
6.8888907 × 10^7
Engineering notation
6.8888907 × 10^6
Prime Factorization
9 × 3 × 2551441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68888907
Product of the distinct prime numbers
The prime factorization of 68888907 is 9 × 3 × 2551441.
Since it has a total of 3 prime factors.
8 , 10 , 50 , 49 , 877 , 824 , 462 , 3091 , 1963 , 61888 , 264138 , 325435 , 9691377 , 2213143 , 6845711 , 15192048 , 37720037 , 15825102 , 1813771176 , 193417588
n×2
137777814
n×3
206666721
n×4
275555628
n×5
344444535
n÷2
34444453.5
n÷3
22962969
n÷3
17222226.75
n÷5
13777781.4
n2
4745681507654649
n3
3.2692481203244E+23
n4
2.2521492972095E+31
n5
1.5514810348558E+39
2 √n
8299.9341563653
3 √n
409.93635141256
4 √n
91.103974426835
5 √n
36.951311634468
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
-68888906
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 68888907 can be divided by 8 positive divisors.
The sum of these divisors (counting 68888907) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110110010100101001011
3
Ternary
11210121220211000
4
Quaternary
10012302211023
5
Quinary
120113421112
6
Senary
10500310043
8
Octal
406624513
10
Decimal
68888907
12
Duodecimal
1b0a2323
16
Hexadecimal
41b294b
20
Vigesimal
11ab257
36
Base36
150j0r
md5
0d7c64b6ff62a4da226e36c198bd697e
sha1
0e109730c7101fd27d124afe04c2b9106fc766b3
sha256
7792b16b63502dab18d1752d6c629c4dd66d9410e5d7f4ed4397e43d471c037b
sha512
7b1ae94bfd8a1c1868dc20879f37534296f7ea9a2000093d00be1502edda50691ec56823a9dc1291894c0ee17b4457fcf41a726e3b01927a1bb8336324489f86
ripemd-160
b03dba08b06826a3f664bd5dfe3791fab1c6ae9c
Diameter
137777814
Circumference
432841768.29006
Area
1.4908998160725E+16
Volume
1.3694194503431E+24
Surface area
5.9635992642899E+16
Circumference
432841768.29006
Perimeter
275555628
Area
4745681507654649
Diagonal
97423626.576459
Surface area
28474089045927894
Volume
3.2692481203244E+23
Space diagonal
119319087.00189
Perimeter
206666721
Area
2.0549403719495E+15
Altitude
59659543.500944
Surface area
2.0549403719495E+15
Volume
3.8528458587713E+22
Height
32474542.192153