121858243 is an odd 9-digits composite number following 121858242
and preceding 121858244 . In scientific notation, it is written as 1.21858243 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 110880576 positive integers (up to 121858243) that are relatively prime to 121858243.
121858243 has 8 divisors, whose sum is 131331200
The reverse of 121858243 is 342858121
Previous prime number is 5329
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-one million eight hundred fifty-eight thousand two hundred forty-three
Scientific notation
1.21858243 × 10^8
Engineering notation
1.21858243 × 10^6
Prime Factorization
13 × 5329 × 1759
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121858243
Product of the distinct prime numbers
The prime factorization of 121858243 is 13 × 5329 × 1759.
Since it has a total of 3 prime factors.
4 , 8 , 100 , 62 , 836 , 130 , 5663 , 5082 , 40547 , 18830 , 464814 , 904826 , 5253527 , 9085627 , 29014427 , 9289023 , 151840513 , 501699055 , 4996896088 , 5567959108
n×2
243716486
n×3
365574729
n×4
487432972
n×5
609291215
n÷2
60929121.5
n÷3
40619414.333333
n÷3
30464560.75
n÷5
24371648.6
n2
14849431387047049
n3
1.8095256183746E+24
n4
2.2050561251862E+32
n5
2.6870426513158E+40
2 √n
11038.94211417
3 √n
495.77539664994
4 √n
105.06637004375
5 √n
41.416269921359
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
-121858242
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 121858243 can be divided by 8 positive divisors.
The sum of these divisors (counting 121858243) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000110110100011000011
3
Ternary
22111022001002021
4
Quaternary
13100312203003
5
Quinary
222143430433
6
Senary
20031502311
8
Octal
720664303
10
Decimal
121858243
12
Duodecimal
34987997
16
Hexadecimal
74368c3
20
Vigesimal
1i1c5c3
36
Base36
20juf7
md5
64049add9f8b323085989ae00e95d26e
sha1
0ed950c0ecc0d792afbf0b13ca39ee88e8d0f155
sha256
b4060ce214058b71c96df5f41eb15344baead772f9a4476380d736475b747014
sha512
8763ef0a20c03298feeb61e6c0a24d479a7aefe26e4b5302da0d1ce3eaa8532c85e09513fbc9d670173b4ea2804b78e1c81ae9585eaab82056b187eab8255355
ripemd-160
6b099f0e964f7a4a51c8cae308a966bcfa07ee80
Diameter
243716486
Circumference
765657921.97632
Area
4.6650864555533E+16
Volume
7.5797231855576E+24
Surface area
1.8660345822213E+17
Circumference
765657921.97632
Perimeter
487432972
Area
14849431387047049
Diagonal
172333579.93756
Surface area
89096588322282294
Volume
1.8095256183746E+24
Space diagonal
211064668.19707
Perimeter
365574729
Area
6.4299924064684E+15
Altitude
105532334.09854
Surface area
6.4299924064684E+15
Volume
2.1325463924724E+23
Height
57444526.645852