121834905 is an odd 9-digits composite number following 121834904
and preceding 121834906 . In scientific notation, it is written as 1.21834905 × 10^8.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 64402688 positive integers (up to 121834905) that are relatively prime to 121834905.
121834905 has 8 divisors, whose sum is 131109120
The reverse of 121834905 is 509438121
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred twenty-one million eight hundred thirty-four thousand nine hundred five
Scientific notation
1.21834905 × 10^8
Engineering notation
1.21834905 × 10^6
Prime Factorization
15 × 113 × 71879
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121834905
Product of the distinct prime numbers
The prime factorization of 121834905 is 15 × 113 × 71879.
Since it has a total of 3 prime factors.
9 , 1 , 33 , 32 , 576 , 71 , 8851 , 4893 , 26362 , 59453 , 966344 , 478499 , 7331318 , 3085725 , 25915530 , 58590232 , 378156710 , 234900663 , 9210520125 , 9392890482
n×2
243669810
n×3
365504715
n×4
487339620
n×5
609174525
n÷2
60917452.5
n÷3
40611635
n÷3
30458726.25
n÷5
24366981
n2
14843744076359025
n3
1.8084861493875E+24
n4
2.2033673820444E+32
n5
2.6844705567148E+40
2 √n
11037.884987623
3 √n
495.74374472213
4 √n
105.06133916729
5 √n
41.414683410773
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
-121834904
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 121834905 can be divided by 8 positive divisors.
The sum of these divisors (counting 121834905) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010000110000110110011001
3
Ternary
22111020212001220
4
Quaternary
13100300312121
5
Quinary
222142204110
6
Senary
20031202253
8
Octal
720606631
10
Decimal
121834905
12
Duodecimal
34976389
16
Hexadecimal
7430d99
20
Vigesimal
1i19755
36
Base36
20jcex
md5
bfacb7abb5fdb9186f72aa9a3cdd23c0
sha1
71c285ab68dab54dd103a640d1e1978cb7a95d54
sha256
7a8d8eef2500692c77709c8c668e228ebe345dfde967f359bd2fa251026a4c52
sha512
69c668305324cfc0ea7771ada29030568b9da9b61cecb97c3723426f0d18218a38407d109246568da143c00964997b30f429c2c5ebf8341f6b81d0cbe1d69c42
ripemd-160
1e8108ea0fb8a063bd5c38dd011dcfa9bb4f28a4
Diameter
243669810
Circumference
765511284.99762
Area
4.6632997342057E+16
Volume
7.5753690680463E+24
Surface area
1.8653198936823E+17
Circumference
765511284.99762
Perimeter
487339620
Area
14843744076359025
Diagonal
172300575.02144
Surface area
89062464458154150
Volume
1.8084861493875E+24
Space diagonal
211024245.59533
Perimeter
365504715
Area
6.4275297287008E+15
Altitude
105512122.79766
Surface area
6.4275297287008E+15
Volume
2.1313213665231E+23
Height
57433525.007146