68698904 is an even 8-digits composite number following 68698903
and preceding 68698905 . In scientific notation, it is written as 6.8698904 × 10^7.
The sum of its digits is 50. It has a total of 5 prime factors and 16 positive divisors.
There are 32328832 positive integers (up to 68698904) that are relatively prime to 68698904.
68698904 has 16 divisors, whose sum is 136387800
The reverse of 68698904 is 40989686
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 50
Digital Root 5
Name
sixty-eight million six hundred ninety-eight thousand nine hundred four
Scientific notation
6.8698904 × 10^7
Engineering notation
6.8698904 × 10^6
Prime Factorization
2 × 2 × 2 × 17 × 505139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
17174726
Product of the distinct prime numbers
The prime factorization of 68698904 is 2 × 2 × 2 × 17 × 505139.
Since it has a total of 5 prime factors.
5 , 2 , 83 , 55 , 809 , 352 , 6889 , 654 , 37626 , 20534 , 177803 , 23945 , 9558321 , 7741579 , 5388344 , 79753825 , 863077168 , 984292598 , 9687373380 , 4546590530
n×2
137397808
n×3
206096712
n×4
274795616
n×5
343494520
n÷2
34349452
n÷3
22899634.666667
n÷3
17174726
n÷5
13739780.8
n2
4719539410801216
n3
3.2422718490685E+23
n4
2.2274052250106E+31
n5
1.530202977221E+39
2 √n
8288.4801984441
3 √n
409.55912156639
4 √n
91.041090714271
5 √n
36.930905972867
1 , 2 , 4 , 8 , 17 , 34 , 68 , 136 , 505139 , 1010278 , 2020556 , 4041112 , 8587363 , 17174726 , 34349452 , 68698904
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
-68698903
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 68698904 can be divided by 16 positive divisors.
The sum of these divisors (counting 68698904) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000110000100001100011000
3
Ternary
11210021021011212
4
Quaternary
10012010030120
5
Quinary
120041331104
6
Senary
10452242252
8
Octal
406041430
10
Decimal
68698904
12
Duodecimal
1b010388
16
Hexadecimal
4184318
20
Vigesimal
1197754
36
Base36
14wgew
md5
8df5734a6f646443a0f964ad35a49394
sha1
3bf6b894a0bb13444be536cfc5eda29adcda7138
sha256
712727bb4fba1f307a7fb3d1757baa229f70634fa5e2469a606f826de4060915
sha512
8ae7ab0ee5cdc2771684b7c60fe2aa874505ea13e303bb044ab65cec61a638ef4f6946a145fe3efed8b5e0d5e58c3bf6ed5b81b260faf6b3754e8eba6f7c8eb0
ripemd-160
285097a6f440c163743710e1b8f355aa9813b4b0
Diameter
137397808
Circumference
431647944.23214
Area
1.4826870341301E+16
Volume
1.3581196562633E+24
Surface area
5.9307481365202E+16
Circumference
431647944.23214
Perimeter
274795616
Area
4719539410801216
Diagonal
97154921.756967
Surface area
28317236464807296
Volume
3.2422718490685E+23
Space diagonal
118989992.1523
Perimeter
206096712
Area
2.0436205119578E+15
Altitude
59494996.076148
Surface area
2.0436205119578E+15
Volume
3.821054018211E+22
Height
32384973.918989