121998108 is an even 9-digits composite number following 121998107
and preceding 121998109 . In scientific notation, it is written as 1.21998108 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors.
There are 40603264 positive integers (up to 121998108) that are relatively prime to 121998108.
121998108 has 24 divisors, whose sum is 285101712
The reverse of 121998108 is 801899121
Previous prime number is 677
Is Prime? no
Number parity even
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-one million nine hundred ninety-eight thousand one hundred eight
Scientific notation
1.21998108 × 10^8
Engineering notation
1.21998108 × 10^6
Prime Factorization
2 × 2 × 3 × 677 × 15017
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
60999054
Product of the distinct prime numbers
The prime factorization of 121998108 is 2 × 2 × 3 × 677 × 15017.
Since it has a total of 5 prime factors.
7 , 4 , 46 , 32 , 914 , 69 , 5608 , 9052 , 32817 , 5688 , 530772 , 879049 , 7201916 , 7642370 , 3166761 , 89976966 , 200467489 , 583924351 , 5832631673 , 7481474620
n×2
243996216
n×3
365994324
n×4
487992432
n×5
609990540
n÷2
60999054
n÷3
40666036
n÷3
30499527
n÷5
24399621.6
n2
14883538355579664
n3
1.8157635197262E+24
n4
2.2151971398201E+32
n5
2.7024985990506E+40
2 √n
11045.275370039
3 √n
495.96500251678
4 √n
105.09650503247
5 √n
41.425772813926
1 , 2 , 3 , 4 , 6 , 12 , 677 , 1354 , 2031 , 2708 , 4062 , 8124 , 15017 , 30034 , 45051 , 60068 , 90102 , 180204 , 10166509 , 20333018 , 30499527 , 40666036 , 60999054 , 121998108
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121998107
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998108 can be divided by 24 positive divisors.
The sum of these divisors (counting 121998108) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111010001011000101100011100
3
Ternary
22111120010221110
4
Quaternary
13101120230130
5
Quinary
222212414413
6
Senary
20034502020
8
Octal
721305434
10
Decimal
121998108
12
Duodecimal
34a34910
16
Hexadecimal
7458b1c
20
Vigesimal
1i29f58
36
Base36
20mucc
md5
5111ada198eb2cfed8b1723aae1add67
sha1
cce536bf0af9295132d17731edd515dafdee75db
sha256
7185fd2822fd8f12ff44712a6d14ab42cc74c403b3276062f91986d502893323
sha512
8e82a85bf57b982c7ce29c3641545f83731dbb86406eb66ce3dd14bc733660c509b54be320ea32b091ddea950c80498b6e7e7a5c5a99303ce58fa149bd5d5911
ripemd-160
f1b78f201f193cab81f98f33897c6a523ba2017f
Diameter
243996216
Circumference
766536719.68931
Area
4.6758014757311E+16
Volume
7.6058524456374E+24
Surface area
1.8703205902924E+17
Circumference
766536719.68931
Perimeter
487992432
Area
14883538355579664
Diagonal
172531378.91746
Surface area
89301230133477984
Volume
1.8157635197262E+24
Space diagonal
211306921.48328
Perimeter
365994324
Area
6.444761157066E+15
Altitude
105653460.74164
Surface area
6.444761157066E+15
Volume
2.1398978297159E+23
Height
57510459.639153