121185757 is an odd 9-digits composite number following 121185756
and preceding 121185758 . In scientific notation, it is written as 1.21185757 × 10^8.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 94248000 positive integers (up to 121185757) that are relatively prime to 121185757.
121185757 has 16 divisors, whose sum is 151380864
The reverse of 121185757 is 757581121
Previous prime number is 661
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred twenty-one million one hundred eighty-five thousand seven hundred fifty-seven
Scientific notation
1.21185757 × 10^8
Engineering notation
1.21185757 × 10^6
Prime Factorization
7 × 11 × 661 × 2381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121185757
Product of the distinct prime numbers
The prime factorization of 121185757 is 7 × 11 × 661 × 2381.
Since it has a total of 4 prime factors.
6 , 10 , 35 , 52 , 390 , 243 , 8210 , 6080 , 14810 , 62509 , 391082 , 914882 , 4464525 , 7959846 , 62734904 , 10509151 , 540243919 , 330639552 , 1113655698 , 3045785147
n×2
242371514
n×3
363557271
n×4
484743028
n×5
605928785
n÷2
60592878.5
n÷3
40395252.333333
n÷3
30296439.25
n÷5
24237151.4
n2
14685987699663049
n3
1.7797325366764E+24
n4
2.1567823471465E+32
n5
2.6137130142319E+40
2 √n
11008.440261908
3 √n
494.8617196984
4 √n
104.92111447134
5 √n
41.370456775523
1 , 7 , 11 , 77 , 661 , 2381 , 4627 , 7271 , 16667 , 26191 , 50897 , 183337 , 1573841 , 11016887 , 17312251 , 121185757
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121185756
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121185757 can be divided by 16 positive divisors.
The sum of these divisors (counting 121185757) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001110010010010111011101
3
Ternary
22110000212121101
4
Quaternary
13032102113131
5
Quinary
222010421012
6
Senary
20005233101
8
Octal
716222735
10
Decimal
121185757
12
Duodecimal
34702791
16
Hexadecimal
73925dd
20
Vigesimal
1hh847h
36
Base36
205fj1
md5
f5539ac15b02e0aad4eeb6cc590b0cd8
sha1
9e09ba44e455bc5d8aef95de5f7b94170423619e
sha256
ccbe48a02ea0a6b349755fd682ea83181f8599f81fb24155b26f67408eaf5b37
sha512
1497e9f1d7d4cfa49bd6a288140172e76271bbabe87613d47df13917ee305ae52b2bf64a475cb4e0f98c04e7bf92139c33f8cf14e40b1fd4c264f282780e3c71
ripemd-160
c85b816a022920a4714b71259306a31f0a3ddd8a
Diameter
242371514
Circumference
761432567.82184
Area
4.6137391067971E+16
Volume
7.4549262167696E+24
Surface area
1.8454956427189E+17
Circumference
761432567.82184
Perimeter
484743028
Area
14685987699663049
Diagonal
171382541.11585
Surface area
88115926197978294
Volume
1.7797325366764E+24
Space diagonal
209899888.2777
Perimeter
363557271
Area
6.359219213787E+15
Altitude
104949944.13885
Surface area
6.359219213787E+15
Volume
2.0974349089703E+23
Height
57127513.705283