121647568 is an even 9-digits composite number following 121647567
and preceding 121647569 . In scientific notation, it is written as 1.21647568 × 10^8.
The sum of its digits is 40. It has a total of 6 prime factors and 20 positive divisors.
There are 52134624 positive integers (up to 121647568) that are relatively prime to 121647568.
121647568 has 20 divisors, whose sum is 269362720
The reverse of 121647568 is 865746121
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-one million six hundred forty-seven thousand five hundred sixty-eight
Scientific notation
1.21647568 × 10^8
Engineering notation
1.21647568 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 7 × 1086139
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15205946
Product of the distinct prime numbers
The prime factorization of 121647568 is 2 × 2 × 2 × 2 × 7 × 1086139.
Since it has a total of 6 prime factors.
9 , 3 , 13 , 23 , 395 , 613 , 9064 , 538 , 73706 , 57984 , 128587 , 619975 , 2290538 , 5419782 , 29467235 , 94111590 , 120195156 , 961874109 , 781736219 , 3803493809
n×2
243295136
n×3
364942704
n×4
486590272
n×5
608237840
n÷2
60823784
n÷3
40549189.333333
n÷3
30411892
n÷5
24329513.6
n2
14798130800314624
n3
1.8001566228042E+24
n4
2.1898467518322E+32
n5
2.6638953165309E+40
2 √n
11029.395631674
3 √n
495.48952423391
4 √n
105.02092949348
5 √n
41.401939478588
1 , 2 , 4 , 7 , 8 , 14 , 16 , 28 , 56 , 112 , 1086139 , 2172278 , 4344556 , 7602973 , 8689112 , 15205946 , 17378224 , 30411892 , 60823784 , 121647568
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121647567
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121647568 can be divided by 20 positive divisors.
The sum of these divisors (counting 121647568) is 1, the average is 0.05.
Base
System
Value
2
Binary
111010000000011000111010000
3
Ternary
22110220100002111
4
Quaternary
13100003013100
5
Quinary
222120210233
6
Senary
20023155104
8
Octal
720030720
10
Decimal
121647568
12
Duodecimal
348a5a94
16
Hexadecimal
74031d0
20
Vigesimal
1i05ii8
36
Base36
20fbv4
md5
b54e784f2479081f44f0cca8a652beea
sha1
c257ac67eaeb7fee6c4aa513530252f761f02259
sha256
ba9bf5416f1b22cc2aa9fa296906b439c6f233f3e5693d00106cec8eab423af2
sha512
501562ab65aded0b479b645c21e870b0f1fc84de9fc6f98f417800b97a68bc5ed367bbdd2770ea60495e3b29eef589cf8573bb2408fe1bcddd2c80a25e33de7f
ripemd-160
6547ee39edf70c2f9125c368b3176457a76f840e
Diameter
243295136
Circumference
764334211.91173
Area
4.6489699009129E+16
Volume
7.5404784286834E+24
Surface area
1.8595879603652E+17
Circumference
764334211.91173
Perimeter
486590272
Area
14798130800314624
Diagonal
172035640.4953
Surface area
88788784801887744
Volume
1.8001566228042E+24
Space diagonal
210699768.39319
Perimeter
364942704
Area
6.4077786007987E+15
Altitude
105349884.19659
Surface area
6.4077786007987E+15
Volume
2.1215049253045E+23
Height
57345213.498434