68655997 is an odd 8-digits composite number following 68655996
and preceding 68655998 . In scientific notation, it is written as 6.8655997 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 68635836 positive integers (up to 68655997) that are relatively prime to 68655997.
68655997 has 4 divisors, whose sum is 68676160
The reverse of 68655997 is 79955686
Previous prime number is 4339
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
sixty-eight million six hundred fifty-five thousand nine hundred ninety-seven
Scientific notation
6.8655997 × 10^7
Engineering notation
6.8655997 × 10^6
Prime Factorization
4339 × 15823
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
68655997
Product of the distinct prime numbers
The prime factorization of 68655997 is 4339 × 15823.
Since it has a total of 2 prime factors.
1 , 9 , 87 , 15 , 734 , 670 , 262 , 725 , 50622 , 62509 , 303620 , 238759 , 2927276 , 2048743 , 93749458 , 2666891 , 750233048 , 601613368 , 9415131833 , 7876601310
n×2
137311994
n×3
205967991
n×4
274623988
n×5
343279985
n÷2
34327998.5
n÷3
22885332.333333
n÷3
17163999.25
n÷5
13731199.4
n2
4713645924064009
n3
3.236200604216E+23
n4
2.2218457897445E+31
n5
1.5254303787516E+39
2 √n
8285.8914426874
3 √n
409.47383824082
4 √n
91.026872091088
5 √n
36.926291662268
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
-68655996
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 68655997 can be divided by 4 positive divisors.
The sum of these divisors (counting 68655997) is 1, the average is 0.25.
Base
System
Value
2
Binary
100000101111001101101111101
3
Ternary
11210012002022201
4
Quaternary
10011321231331
5
Quinary
120033442442
6
Senary
10451311501
8
Octal
405715575
10
Decimal
68655997
12
Duodecimal
1abab591
16
Hexadecimal
4179b7d
20
Vigesimal
1191jjh
36
Base36
14vjb1
md5
9f3ab23f26b740c658d6c00450e9c3f9
sha1
a766b291a5026047ae9469b2e45ee30ebd5f1c51
sha256
ef8813f643dddf5ee123836a4982a5cc39d4ef9628e23959a8e63630d27357cd
sha512
8eb76be7e55ac973f4ddafda9badb29cd15999aa219737bda36ce88feee6a431602d7bca673af2d99a12b7d3d28f29af584b8261c814d58653ba2a7c715ee845
ripemd-160
72334f3e12398aed14b30bdb35938ffc0630d6a4
Diameter
137311994
Circumference
431378351.60017
Area
1.4808355406663E+16
Volume
1.3555765391664E+24
Surface area
5.9233421626652E+16
Circumference
431378351.60017
Perimeter
274623988
Area
4713645924064009
Diagonal
97094242.095647
Surface area
28281875544384054
Volume
3.236200604216E+23
Space diagonal
118915675.0483
Perimeter
205967991
Area
2.0410685573422E+15
Altitude
59457837.524148
Surface area
2.0410685573422E+15
Volume
3.8138989875352E+22
Height
32364747.365216