68751121 is an odd 8-digits composite number following 68751120
and preceding 68751122 . In scientific notation, it is written as 6.8751121 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 67630080 positive integers (up to 68751121) that are relatively prime to 68751121.
68751121 has 8 divisors, whose sum is 69881544
The reverse of 68751121 is 12115786
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
sixty-eight million seven hundred fifty-one thousand one hundred twenty-one
Scientific notation
6.8751121 × 10^7
Engineering notation
6.8751121 × 10^6
Prime Factorization
137 × 113 × 4441
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
68751121
Product of the distinct prime numbers
The prime factorization of 68751121 is 137 × 113 × 4441.
Since it has a total of 3 prime factors.
9 , 2 , 6 , 86 , 75 , 944 , 7585 , 9280 , 75497 , 84997 , 270881 , 561242 , 3503548 , 866733 , 85552496 , 48782460 , 56782015 , 295508247 , 1070564199 , 5763432233
n×2
137502242
n×3
206253363
n×4
275004484
n×5
343755605
n÷2
34375560.5
n÷3
22917040.333333
n÷3
17187780.25
n÷5
13750224.2
n2
4726716638756641
n3
3.2496706756387E+23
n4
2.2341850183099E+31
n5
1.5360272453021E+39
2 √n
8291.6295744564
3 √n
409.66286185584
4 √n
91.058385525202
5 √n
36.936518391601
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
-68751120
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 68751121 can be divided by 8 positive divisors.
The sum of these divisors (counting 68751121) is 1, the average is 0.125.
Base
System
Value
2
Binary
100000110010000111100010001
3
Ternary
11210100220210211
4
Quaternary
10012100330101
5
Quinary
120100013441
6
Senary
10453324121
8
Octal
406207421
10
Decimal
68751121
12
Duodecimal
1b036641
16
Hexadecimal
4190f11
20
Vigesimal
119dhg1
36
Base36
14xkpd
md5
a30d9106a75e89f4ff33bbebc3d835d7
sha1
7837f06bc48af37e1eb2bd0b591b42216d47017f
sha256
aade1dfc3f14bb916fa31418cd8517cfc429f696d3ba4b3aed64f887cdec10b9
sha512
6fd86ae0facfbcd39250c04b23afb10edc9128ba1c9abec01a1b04be2c9a5e6917b1fa4eee4ece306d64032155d2d432c775166237431922328885e5f7e1f288
ripemd-160
0d1379105d8a0856b1111e396167dc46279cff79
Diameter
137502242
Circumference
431976033.31933
Area
1.4849418267919E+16
Volume
1.3612188694897E+24
Surface area
5.9397673071674E+16
Circumference
431976033.31933
Perimeter
275004484
Area
4726716638756641
Diagonal
97228767.746554
Surface area
28360299832539846
Volume
3.2496706756387E+23
Space diagonal
119080434.64932
Perimeter
206253363
Area
2.0467283428269E+15
Altitude
59540217.324658
Surface area
2.0467283428269E+15
Volume
3.8297736189453E+22
Height
32409589.248851