68699491 is an odd 8-digits composite number following 68699490
and preceding 68699492 . In scientific notation, it is written as 6.8699491 × 10^7.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 57293568 positive integers (up to 68699491) that are relatively prime to 68699491.
68699491 has 8 divisors, whose sum is 80636000
The reverse of 68699491 is 19499686
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
sixty-eight million six hundred ninety-nine thousand four hundred ninety-one
Scientific notation
6.8699491 × 10^7
Engineering notation
6.8699491 × 10^6
Prime Factorization
7 × 37 × 265249
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68699491
Product of the distinct prime numbers
The prime factorization of 68699491 is 7 × 37 × 265249.
Since it has a total of 3 prime factors.
2 , 5 , 34 , 19 , 915 , 492 , 3916 , 1049 , 22963 , 43931 , 546192 , 309422 , 8157847 , 8541972 , 83524587 , 40292083 , 783084070 , 411081033 , 5823235787 , 3841086495
n×2
137398982
n×3
206098473
n×4
274797964
n×5
343497455
n÷2
34349745.5
n÷3
22899830.333333
n÷3
17174872.75
n÷5
13739898.2
n2
4719620063659081
n3
3.2423549608677E+23
n4
2.2274813545293E+31
n5
1.5302683526816E+39
2 √n
8288.5156089616
3 √n
409.5602880601
4 √n
91.041285189531
5 √n
36.930969084115
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
-68699490
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 68699491 can be divided by 8 positive divisors.
The sum of these divisors (counting 68699491) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110000100010101100011
3
Ternary
11210021021222121
4
Quaternary
10012010111203
5
Quinary
120041340431
6
Senary
10452245111
8
Octal
406042543
10
Decimal
68699491
12
Duodecimal
1b010797
16
Hexadecimal
4184563
20
Vigesimal
11978eb
36
Base36
14wgv7
md5
865983c5263d955a362b94b53f645e50
sha1
6e90ee34b3c5520c5739fee1c3a5d9ce473ac2d2
sha256
8d41ea262acf82b72b8580bd3e4b1cbae784c35ebc81dbe4c099327587254384
sha512
514138b00d198a5ca1e68ec48bfa47ed45b4de5d23ff4e52aad3e55af22d514f6ce002c6d7b75b14b792fa5b9be5d093e4cd760de6c74fee2af95d1d50743ebd
ripemd-160
c258c64bd0cf276392c88a0e9dffd8f901daae37
Diameter
137398982
Circumference
431651632.46192
Area
1.4827123719726E+16
Volume
1.3581544700523E+24
Surface area
5.9308494878905E+16
Circumference
431651632.46192
Perimeter
274797964
Area
4719620063659081
Diagonal
97155751.900328
Surface area
28317720381954486
Volume
3.2423549608677E+23
Space diagonal
118991008.86612
Perimeter
206098473
Area
2.0436554356697E+15
Altitude
59495504.43306
Surface area
2.0436554356697E+15
Volume
3.8211519664056E+22
Height
32385250.633443