121768761 is an odd 9-digits composite number following 121768760
and preceding 121768762 . In scientific notation, it is written as 1.21768761 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 81114992 positive integers (up to 121768761) that are relatively prime to 121768761.
121768761 has 8 divisors, whose sum is 162486720
The reverse of 121768761 is 167867121
Previous prime number is 1319
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-one million seven hundred sixty-eight thousand seven hundred sixty-one
Scientific notation
1.21768761 × 10^8
Engineering notation
1.21768761 × 10^6
Prime Factorization
3 × 1319 × 30773
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121768761
Product of the distinct prime numbers
The prime factorization of 121768761 is 3 × 1319 × 30773.
Since it has a total of 3 prime factors.
1 , 6 , 71 , 18 , 993 , 888 , 3659 , 5702 , 1256 , 36457 , 410043 , 632974 , 1988605 , 9412797 , 5772429 , 95993799 , 80201814 , 712221739 , 7527205368 , 174758096
n×2
243537522
n×3
365306283
n×4
487075044
n×5
608843805
n÷2
60884380.5
n÷3
40589587
n÷3
30442190.25
n÷5
24353752.2
n2
14827631155475121
n3
1.8055422743672E+24
n4
2.1985864568282E+32
n5
2.6771914879935E+40
2 √n
11034.888354669
3 √n
495.6540156197
4 √n
105.04707684971
5 √n
41.410185639161
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
-121768760
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 121768761 can be divided by 8 positive divisors.
The sum of these divisors (counting 121768761) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000100000101100111001
3
Ternary
22111010111100010
4
Quaternary
13100200230321
5
Quinary
222133100021
6
Senary
20025532133
8
Octal
720405471
10
Decimal
121768761
12
Duodecimal
34944049
16
Hexadecimal
7420b39
20
Vigesimal
1i111i1
36
Base36
20hxdl
md5
83a0be8088cece281854ebbdc607c347
sha1
5fa987e3b89473d34200c9c0ecc34678be56e273
sha256
fa298e3553e0b5b481420d4e055b9d59b67faba58984d5bbd60f68db6322deef
sha512
11f7d7a9be9257a8bb26a2028091027fe3109b280a763087b8c83a29d916a97b99584c643ee40a06de4027e2fdbb74bc7ffc9728c0e38647b54bd7797c73aef8
ripemd-160
ee38a5524f246be66de2258eb68de077fcfafb76
Diameter
243537522
Circumference
765095689.98866
Area
4.658237710818E+16
Volume
7.5630377931971E+24
Surface area
1.8632950843272E+17
Circumference
765095689.98866
Perimeter
487075044
Area
14827631155475121
Diagonal
172207033.27957
Surface area
88965786932850726
Volume
1.8055422743672E+24
Space diagonal
210909680.82671
Perimeter
365306283
Area
6.4205526292935E+15
Altitude
105454840.41336
Surface area
6.4205526292935E+15
Volume
2.1278519765401E+23
Height
57402344.426523