68888910 is an even 8-digits composite number following 68888909
and preceding 68888911 . In scientific notation, it is written as 6.8888910 × 10^7.
The sum of its digits is 48. It has a total of 5 prime factors and 32 positive divisors.
There are 17571488 positive integers (up to 68888910) that are relatively prime to 68888910.
68888910 has 32 divisors, whose sum is 172523520
The reverse of 68888910 is 01988886
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
sixty-eight million eight hundred eighty-eight thousand nine hundred ten
Scientific notation
6.8888910 × 10^7
Engineering notation
6.8888910 × 10^6
Prime Factorization
2 × 3 × 5 × 23 × 99839
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
68888910
Product of the distinct prime numbers
The prime factorization of 68888910 is 2 × 3 × 5 × 23 × 99839.
Since it has a total of 5 prime factors.
6 , 2 , 51 , 46 , 428 , 94 , 4171 , 7212 , 12013 , 42156 , 460092 , 885715 , 3698484 , 2532862 , 6290521 , 15882928 , 305787299 , 473438091 , 5401161635 , 7813413726
n×2
137777820
n×3
206666730
n×4
275555640
n×5
344444550
n÷2
34444455
n÷3
22962970
n÷3
17222227.5
n÷5
13777782
n2
4745681920988100
n3
3.2692485474358E+23
n4
2.2521496895193E+31
n5
1.5514813726783E+39
2 √n
8299.9343370897
3 √n
409.93635736324
4 √n
91.103975418692
5 √n
36.951311956302
1 , 2 , 3 , 5 , 6 , 10 , 15 , 23 , 30 , 46 , 69 , 115 , 138 , 230 , 345 , 690 , 99839 , 199678 , 299517 , 499195 , 599034 , 998390 , 1497585 , 2296297 , 2995170 , 4592594 , 6888891 , 11481485 , 13777782 , 22962970 , 34444455 , 68888910
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-68888909
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 68888910 can be divided by 32 positive divisors.
The sum of these divisors (counting 68888910) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100000110110010100101001110
3
Ternary
11210121220211010
4
Quaternary
10012302211032
5
Quinary
120113421120
6
Senary
10500310050
8
Octal
406624516
10
Decimal
68888910
12
Duodecimal
1b0a2326
16
Hexadecimal
41b294e
20
Vigesimal
11ab25a
36
Base36
150j0u
md5
d609d9dbb89a527b88ce441a7e945fc2
sha1
77129704bd3a6a0b2e3fdf1ac75e8b3fb30a1b9c
sha256
138b10ab3c1c44cc103c5234c2d729b11f78eb28285db5c647fe0b0d4378693b
sha512
0c4f45b21366b37cae1258ce405fbc500609cfc91c993f78512d8e45872800647f9201688359ba7ed802b9e7c9dc85174650122eda44e1f7918430f555ec8335
ripemd-160
49b10127014254549409100607482978e2aabef3
Diameter
137777820
Circumference
432841787.13962
Area
1.490899945925E+16
Volume
1.3694196292511E+24
Surface area
5.9635997837E+16
Circumference
432841787.13962
Perimeter
275555640
Area
4745681920988100
Diagonal
97423630.8191
Surface area
28474091525928600
Volume
3.2692485474358E+23
Space diagonal
119319092.19804
Perimeter
206666730
Area
2.0549405509281E+15
Altitude
59659546.09902
Surface area
2.0549405509281E+15
Volume
3.8528463621268E+22
Height
32474543.606367