121998929 is an odd 9-digits composite number following 121998928
and preceding 121998930 . In scientific notation, it is written as 1.21998929 × 10^8.
The sum of its digits is 50. It has a total of 3 prime factors and 8 positive divisors.
There are 112419216 positive integers (up to 121998929) that are relatively prime to 121998929.
121998929 has 8 divisors, whose sum is 131611200
The reverse of 121998929 is 929899121
Previous prime number is 599
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-one million nine hundred ninety-eight thousand nine hundred twenty-nine
Scientific notation
1.21998929 × 10^8
Engineering notation
1.21998929 × 10^6
Prime Factorization
13 × 599 × 15667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998929
Product of the distinct prime numbers
The prime factorization of 121998929 is 13 × 599 × 15667.
Since it has a total of 3 prime factors.
2 , 1 , 71 , 15 , 321 , 906 , 6394 , 5061 , 58831 , 99400 , 951596 , 63162 , 395641 , 4400556 , 92205220 , 13952517 , 558856153 , 458640103 , 100409546 , 6772859855
n×2
243997858
n×3
365996787
n×4
487995716
n×5
609994645
n÷2
60999464.5
n÷3
40666309.666667
n÷3
30499732.25
n÷5
24399785.8
n2
14883738677147041
n3
1.8158001781278E+24
n4
2.215256770096E+32
n5
2.7025895341171E+40
2 √n
11045.312535189
3 √n
495.96611506506
4 √n
105.09668184671
5 √n
41.425828569656
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
-121998928
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 121998929 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998929) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000111001010001
3
Ternary
22111120012001212
4
Quaternary
13101120321101
5
Quinary
222212431204
6
Senary
20034505505
8
Octal
721307121
10
Decimal
121998929
12
Duodecimal
34a35295
16
Hexadecimal
7458e51
20
Vigesimal
1i29h69
36
Base36
20muz5
md5
7def2083a759fd6a3c84bbc6ebb4aa5a
sha1
c489f42664cfa2cb272608b5e7efa1cd35b27bf1
sha256
b536d068fb8012dc6cec8b3cb7ffafa8df23563d25cfa6cf0cd02db76b1c64ac
sha512
4a3bcfb3ce6d66b034e059e117d209e21f2c3f79eab199362c36779dd87b3bdf8ae2f8761652a4f53bce5bb9d19ae8be32ef165b2781f756d9afc52fdcdfe12e
ripemd-160
27485ac7e53fd7817174f8d04e48aef54800becc
Diameter
243997858
Circumference
766541878.18445
Area
4.6758644086075E+16
Volume
7.6060059999912E+24
Surface area
1.870345763443E+17
Circumference
766541878.18445
Perimeter
487995716
Area
14883738677147041
Diagonal
172532539.98679
Surface area
89302432062882246
Volume
1.8158001781278E+24
Space diagonal
211308343.49699
Perimeter
365996787
Area
6.4448478988492E+15
Altitude
105654171.74849
Surface area
6.4448478988492E+15
Volume
2.1399410320565E+23
Height
57510846.662264