121497731 is an odd 9-digits prime number following 121497730
and preceding 121497732 . In scientific notation, it is written as 1.21497731 × 10^8.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 121497730 positive integers (up to 121497731) that are relatively prime to 121497731.
121497731 has 2 divisors, whose sum is 121497732
The reverse of 121497731 is 137794121
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 35 Digital Root 8
Name
one hundred twenty-one million four hundred ninety-seven thousand seven hundred thirty-one
Scientific notation
1.21497731 × 10^8
Engineering notation
1.21497731 × 10^6
Prime Factorization
121497731
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
121497731 Product of the distinct prime numbers
The prime factorization of 121497731 is 121497731.
Since it has a total of 1 prime factors.
9 , 3 , 18 , 93 , 911 , 955 , 5839 , 1347 , 23461 , 24631 , 486200 , 694714 , 5447309 , 9870573 , 39045908 , 25564167 , 453176499 , 57236436 , 7137491273 , 1599321331
n×2
242995462
n×3
364493193
n×4
485990924
n×5
607488655
n÷2
60748865.5
n÷3
40499243.666667
n÷3
30374432.75
n÷5
24299546.2
n2
14761698638148361
n3
1.7935128902408E+24
n4
2.1790774668351E+32
n5
2.6475296789369E+40
2 √n11022.600918114
3 √n495.28600415742
4 √n104.98857517899
5 √n41.391735244825
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
121497732 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
60748866 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11022.600963475 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999835388 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121497731 can be divided by 2 positive divisors.
The sum of these divisors (counting 121497731) is 121497732, the average is 60748866.
Base
System
Value
2
Binary
111001111011110100010000011
3
Ternary
22110121201112222
4
Quaternary
13033132202003
5
Quinary
222100411411
6
Senary
20020041255
8
Octal
717364203
10
Decimal
121497731
12
Duodecimal
3483322b
16
Hexadecimal
73de883
20
Vigesimal
1hj746b
36
Base36
20c48z
md5
385c492fa7529d77279e10a6b47b8aa9
sha1
de671b3777348157053d77a3bdb5242d12163d31
sha256
2507aded132f00c8006dd659fb9ac2f13c61b0dafdfeeb338226d336124a705b
sha512
5e95531eb7662b42869e2cf237cd6f812d2d29915cd784ca5dde7068211ec2c1913c368442184ecac25f84182a12ee7da6fa1e552ebefd61ae466da3b1784e07
ripemd-160
899cb9eca8a617f47f3b9d86953f9dc71c5ffcf3
Diameter
242995462
Circumference
763392758.27486
Area
4.6375243996113E+16
Volume
7.5126492267989E+24
Surface area
1.8550097598445E+17
Circumference
763392758.27486
Perimeter
485990924
Area
14761698638148361
Diagonal
171823738.97776
Surface area
88570191828890166
Volume
1.7935128902408E+24
Space diagonal
210440243.09634
Perimeter
364493193
Area
6.3920030118233E+15
Altitude
105220121.54817
Surface area
6.3920030118233E+15
Volume
2.1136752113913E+23
Height
57274579.659253