68996918 is an even 8-digits composite number following 68996917
and preceding 68996919 . In scientific notation, it is written as 6.8996918 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 32998504 positive integers (up to 68996918) that are relatively prime to 68996918.
68996918 has 8 divisors, whose sum is 107995248
The reverse of 68996918 is 81969986
Previous prime number is 23
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
sixty-eight million nine hundred ninety-six thousand nine hundred eighteen
Scientific notation
6.8996918 × 10^7
Engineering notation
6.8996918 × 10^6
Prime Factorization
2 × 23 × 1499933
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68996918
Product of the distinct prime numbers
The prime factorization of 68996918 is 2 × 23 × 1499933.
Since it has a total of 3 prime factors.
5 , 4 , 42 , 65 , 215 , 510 , 5668 , 2910 , 65278 , 80979 , 231491 , 318785 , 4676806 , 1823395 , 43971395 , 35686278 , 432688320 , 339718890 , 4264130209 , 4101105418
n×2
137993836
n×3
206990754
n×4
275987672
n×5
344984590
n÷2
34498459
n÷3
22998972.666667
n÷3
17249229.5
n÷5
13799383.6
n2
4760574693498724
n3
3.2846498176021E+23
n4
2.266307141238E+31
n5
1.5636820798682E+39
2 √n
8306.4383462468
3 √n
410.15048610337
4 √n
91.139663957285
5 √n
36.962891575438
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
-68996917
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 68996918 can be divided by 8 positive divisors.
The sum of these divisors (counting 68996918) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000111001100111100110110
3
Ternary
11210211101222102
4
Quaternary
10013030330312
5
Quinary
120130400133
6
Senary
10502502102
8
Octal
407147466
10
Decimal
68996918
12
Duodecimal
1b134932
16
Hexadecimal
41ccf36
20
Vigesimal
11b4c5i
36
Base36
152ud2
md5
09f9d2d50cc3cdcc7df3abc8d981df29
sha1
5aff56a8dcede21de8ad5b56c99288845a68d88b
sha256
8ed97813900d7f4c309327fb92f245a60896cf48de41860c7c62b420e81551ac
sha512
3d5491de7500fecf5b50fa30f814ae296168daf0ca48904dce552109efc4bd4133d01b61a672f4545e26c802a5ed452eee11616dd8672d3d4df0392e26d853b4
ripemd-160
770dbd3318c264336afbcd0f2d711c97fbd389ac
Diameter
137993836
Circumference
433520421.41827
Area
1.4955786483961E+16
Volume
1.3758708982125E+24
Surface area
5.9823145935844E+16
Circumference
433520421.41827
Perimeter
275987672
Area
4760574693498724
Diagonal
97576377.197544
Surface area
28563448160992344
Volume
3.2846498176021E+23
Space diagonal
119506167.54166
Perimeter
206990754
Area
2.0613893105916E+15
Altitude
59753083.770832
Surface area
2.0613893105916E+15
Volume
3.8709969330826E+22
Height
32525459.065848