121749797 is an odd 9-digits composite number following 121749796
and preceding 121749798 . In scientific notation, it is written as 1.21749797 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 6 positive divisors.
There are 112384272 positive integers (up to 121749797) that are relatively prime to 121749797.
121749797 has 6 divisors, whose sum is 131835762
The reverse of 121749797 is 797947121
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-one million seven hundred forty-nine thousand seven hundred ninety-seven
Scientific notation
1.21749797 × 10^8
Engineering notation
1.21749797 × 10^6
Prime Factorization
13 × 13 × 720413
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
9365369
Product of the distinct prime numbers
The prime factorization of 121749797 is 13 × 13 × 720413.
Since it has a total of 3 prime factors.
1 , 5 , 75 , 90 , 574 , 130 , 2929 , 6065 , 18603 , 54466 , 21466 , 801111 , 6492747 , 6056949 , 16698927 , 15247148 , 141214013 , 650456671 , 1953929182 , 6460163803
n×2
243499594
n×3
365249391
n×4
486999188
n×5
608748985
n÷2
60874898.5
n÷3
40583265.666667
n÷3
30437449.25
n÷5
24349959.4
n2
14823013069541209
n3
1.804698832145E+24
n4
2.1972171645979E+32
n5
2.6751074375471E+40
2 √n
11034.029046545
3 √n
495.62828359376
4 √n
105.04298666044
5 √n
41.40889573249
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121749796
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121749797 can be divided by 6 positive divisors.
The sum of these divisors (counting 121749797) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111010000011100000100100101
3
Ternary
22111002112022202
4
Quaternary
13100130010211
5
Quinary
222131443142
6
Senary
20025304245
8
Octal
720340445
10
Decimal
121749797
12
Duodecimal
34935085
16
Hexadecimal
741c125
20
Vigesimal
1i0ie9h
36
Base36
20hiqt
md5
7eb84a7bee1e9e7955be6a6c182fbaa0
sha1
a78cb3e5a8531f9e033dec5467f23fd58e223482
sha256
dad40e2c2c08aab9013fd60f975020bc07a3bde80df54acccbfe5472140106bd
sha512
0927600b83e2065d2e16ca9aced74ed426e23ffdf811ac782eb2b60864e88c3169fdec1b18ab9c276e33ea5cc7345ec32eb9119d780eb2d693c000525a6d115b
ripemd-160
23a15c69b7bda81572ff585a0930bdcff5d953c9
Diameter
243499594
Circumference
764976535.6625
Area
4.6567868963336E+16
Volume
7.5595047906784E+24
Surface area
1.8627147585334E+17
Circumference
764976535.6625
Perimeter
486999188
Area
14823013069541209
Diagonal
172180214.13357
Surface area
88938078417247254
Volume
1.804698832145E+24
Space diagonal
210876834.2152
Perimeter
365249391
Area
6.4185529394257E+15
Altitude
105438417.1076
Surface area
6.4185529394257E+15
Volume
2.1268579703486E+23
Height
57393404.71119