121293721 is an odd 9-digits prime number following 121293720
and preceding 121293722 . In scientific notation, it is written as 1.21293721 × 10^8.
The sum of its digits is 28. It has a total of 1 prime factors and 2 positive divisors.
There are 121293720 positive integers (up to 121293721) that are relatively prime to 121293721.
121293721 has 2 divisors, whose sum is 121293722
The reverse of 121293721 is 127392121
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million two hundred ninety-three thousand seven hundred twenty-one
Scientific notation
1.21293721 × 10^8
Engineering notation
1.21293721 × 10^6
Prime Factorization
121293721
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
121293721
Product of the distinct prime numbers
The prime factorization of 121293721 is 121293721.
Since it has a total of 1 prime factors.
6 , 7 , 63 , 93 , 7 , 903 , 4618 , 2551 , 58146 , 85713 , 981264 , 600268 , 7813449 , 7183122 , 82964251 , 29236007 , 824027480 , 836427768 , 1441409638 , 2103196464
n×2
242587442
n×3
363881163
n×4
485174884
n×5
606468605
n÷2
60646860.5
n÷3
40431240.333333
n÷3
30323430.25
n÷5
24258744.2
n2
14712166754025841
n3
1.7844934495683E+24
n4
2.1644785059826E+32
n5
2.6253765201515E+40
2 √n
11013.342862183
3 √n
495.00863298211
4 √n
104.94447513892
5 √n
41.377825511376
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
121293722
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
60646861
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11013.342907583
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999835111
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121293721 can be divided by 2 positive divisors.
The sum of these divisors (counting 121293721) is 121293722, the average is 60646861.
Base
System
Value
2
Binary
111001110101100101110011001
3
Ternary
22110020100201001
4
Quaternary
13032230232121
5
Quinary
222022344341
6
Senary
20011425001
8
Octal
716545631
10
Decimal
121293721
12
Duodecimal
34755161
16
Hexadecimal
73acb99
20
Vigesimal
1hi1e61
36
Base36
207qu1
md5
c85754c15535684215221247ba29f335
sha1
32e76d1c1ef9ab089d6815214b4b3af5bf96ba99
sha256
20387f60ae9707e1ef54c8d3984874a3d88e0d8db0edb852e0057f141123f3c4
sha512
34d3033ee97d31875f79985eb765de1cad560fdce1181a41ae71881d82f2411e4988347ffd3511fdceee859776a09eb0b303b7831be77b608b662e37b6984514
ripemd-160
5f3e57e9f5d61e7e01680057f102d678a4896e90
Diameter
242587442
Circumference
762110925.64034
Area
4.6219634992836E+16
Volume
7.4748686820571E+24
Surface area
1.8487853997134E+17
Circumference
762110925.64034
Perimeter
485174884
Area
14712166754025841
Diagonal
171535225.2689
Surface area
88273000524155046
Volume
1.7844934495683E+24
Space diagonal
210086887.41108
Perimeter
363881163
Area
6.3705550768496E+15
Altitude
105043443.70554
Surface area
6.3705550768496E+15
Volume
2.1030456986212E+23
Height
57178408.422966