68698729 is an odd 8-digits composite number following 68698728
and preceding 68698730 . In scientific notation, it is written as 6.8698729 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 62453380 positive integers (up to 68698729) that are relatively prime to 68698729.
68698729 has 4 divisors, whose sum is 74944080
The reverse of 68698729 is 92789686
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-eight million six hundred ninety-eight thousand seven hundred twenty-nine
Scientific notation
6.8698729 × 10^7
Engineering notation
6.8698729 × 10^6
Prime Factorization
11 × 6245339
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68698729
Product of the distinct prime numbers
The prime factorization of 68698729 is 11 × 6245339.
Since it has a total of 2 prime factors.
8 , 7 , 3 , 48 , 136 , 994 , 4550 , 1280 , 11592 , 49746 , 587960 , 222626 , 7816892 , 6923871 , 71469781 , 33030341 , 609288894 , 132551399 , 5033057319 , 8082739837
n×2
137397458
n×3
206096187
n×4
274794916
n×5
343493645
n÷2
34349364.5
n÷3
22899576.333333
n÷3
17174682.25
n÷5
13739745.8
n2
4719515366215441
n3
3.2422470715497E+23
n4
2.2273825291944E+31
n5
1.5301834875246E+39
2 √n
8288.4696416166
3 √n
409.55877380292
4 √n
91.041032735886
5 √n
36.930887157676
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
-68698728
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 68698729 can be divided by 4 positive divisors.
The sum of these divisors (counting 68698729) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000110000100001001101001
3
Ternary
11210021020221101
4
Quaternary
10012010021221
5
Quinary
120041324404
6
Senary
10452241401
8
Octal
406041151
10
Decimal
68698729
12
Duodecimal
1b010261
16
Hexadecimal
4184269
20
Vigesimal
11976g9
36
Base36
14wga1
md5
91f6f5b47576eca59b3c581e8c6da528
sha1
9181a684c36fd7be77cf231486194a369f1e7295
sha256
669a070782aaf4bacdbd3f07485eb3dcdd45648aa36f80c20e089463632f9c3a
sha512
309e62c50aea9a3e2c65e87a98d015a02eace210bf444af1224e6798c32c6f4253a104f7d576d982bfd8cb10817d7a42617445d57fcb3312e5f0e61696919f5c
ripemd-160
e0f8d382253272d42b15729990535426995e0845
Diameter
137397458
Circumference
431646844.67471
Area
1.4826794803007E+16
Volume
1.3581092774805E+24
Surface area
5.9307179212026E+16
Circumference
431646844.67471
Perimeter
274794916
Area
4719515366215441
Diagonal
97154674.269594
Surface area
28317092197292646
Volume
3.2422470715497E+23
Space diagonal
118989689.04341
Perimeter
206096187
Area
2.0436101003468E+15
Altitude
59494844.521703
Surface area
2.0436101003468E+15
Volume
3.821024817625E+22
Height
32384891.423198