68698971 is an odd 8-digits composite number following 68698970
and preceding 68698972 . In scientific notation, it is written as 6.8698971 × 10^7.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 40847040 positive integers (up to 68698971) that are relatively prime to 68698971.
68698971 has 16 divisors, whose sum is 100561920
The reverse of 68698971 is 17989686
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-eight million six hundred ninety-eight thousand nine hundred seventy-one
Scientific notation
6.8698971 × 10^7
Engineering notation
6.8698971 × 10^6
Prime Factorization
159 × 3 × 11 × 13093
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
68698971
Product of the distinct prime numbers
The prime factorization of 68698971 is 159 × 3 × 11 × 13093.
Since it has a total of 4 prime factors.
1 , 4 , 71 , 95 , 967 , 971 , 1332 , 3109 , 53076 , 67695 , 7184 , 149728 , 289537 , 3025681 , 89618797 , 32713099 , 970537507 , 257955162 , 7028653873 , 9610904559
n×2
137397942
n×3
206096913
n×4
274795884
n×5
343494855
n÷2
34349485.5
n÷3
22899657
n÷3
17174742.75
n÷5
13739794.2
n2
4719548616458841
n3
3.242281335352E+23
n4
2.2274139143119E+31
n5
1.5302104390431E+39
2 √n
8288.4842401974
3 √n
409.55925470996
4 √n
91.041112911681
5 √n
36.930913176387
1 , 3 , 11 , 33 , 159 , 477 , 1749 , 5247 , 13093 , 39279 , 144023 , 432069 , 2081787 , 6245361 , 22899657 , 68698971
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68698970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68698971 can be divided by 16 positive divisors.
The sum of these divisors (counting 68698971) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000110000100001101011011
3
Ternary
11210021021021100
4
Quaternary
10012010031123
5
Quinary
120041331341
6
Senary
10452242443
8
Octal
406041533
10
Decimal
68698971
12
Duodecimal
1b010423
16
Hexadecimal
418435b
20
Vigesimal
119778b
36
Base36
14wggr
md5
041b6778f148d05d6aab93295d79a009
sha1
01ef8a4680c669a6e698258916fe692c862ecb21
sha256
93742ee938be7782ad97b65d87f11f37e849efe32c4701a2c3d4d69f052993c2
sha512
870238772c76948f06e5c265344843513c67555b1a1e6e971ecdcfaf03028d01b06925bb99c9a7e8dd99d3bb6bfe41324cab00fab39b053ef87025749b3e0646
ripemd-160
15de08cdb91de71713e5edfb0fd907dfc7e5f2d3
Diameter
137397942
Circumference
431648365.20556
Area
1.4826899261727E+16
Volume
1.3581236298684E+24
Surface area
5.9307597046908E+16
Circumference
431648365.20556
Perimeter
274795884
Area
4719548616458841
Diagonal
97155016.509276
Surface area
28317291698753046
Volume
3.242281335352E+23
Space diagonal
118990108.1997
Perimeter
206096913
Area
2.0436244981245E+15
Altitude
59495054.09985
Surface area
2.0436244981245E+15
Volume
3.8210651979032E+22
Height
32385005.503092