121015893 is an odd 9-digits composite number following 121015892
and preceding 121015894 . In scientific notation, it is written as 1.21015893 × 10^8.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 80677260 positive integers (up to 121015893) that are relatively prime to 121015893.
121015893 has 4 divisors, whose sum is 161354528
The reverse of 121015893 is 398510121
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-one million fifteen thousand eight hundred ninety-three
Scientific notation
1.21015893 × 10^8
Engineering notation
1.21015893 × 10^6
Prime Factorization
3 × 40338631
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121015893
Product of the distinct prime numbers
The prime factorization of 121015893 is 3 × 40338631.
Since it has a total of 2 prime factors.
6 , 8 , 97 , 64 , 260 , 784 , 3982 , 1593 , 27395 , 43171 , 781270 , 953089 , 3300332 , 3807650 , 67251579 , 9340687 , 613804996 , 941890333 , 99221921 , 5803945429
n×2
242031786
n×3
363047679
n×4
484063572
n×5
605079465
n÷2
60507946.5
n÷3
40338631
n÷3
30253973.25
n÷5
24203178.6
n2
14644846358587449
n3
1.7722591599323E+24
n4
2.1447152486663E+32
n5
2.5954463104807E+40
2 √n
11000.722385371
3 √n
494.63039851945
4 √n
104.88432859761
5 √n
41.358852615417
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121015892
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121015893 can be divided by 4 positive divisors.
The sum of these divisors (counting 121015893) is 1, the average is 0.25.
Base
System
Value
2
Binary
111001101101000111001010101
3
Ternary
22102201020121010
4
Quaternary
13031220321111
5
Quinary
221440002033
6
Senary
20001442433
8
Octal
715507125
10
Decimal
121015893
12
Duodecimal
34640419
16
Hexadecimal
7368e55
20
Vigesimal
1hg6jed
36
Base36
201sgl
md5
44e0c03a1098ce285b6d285dadf73689
sha1
9883ecc8391d396f17c405d5d2ce14b07cb5e3ab
sha256
c73a183c1fd4872a3f94fd5094c7afb942b22d4282f9634ffe4c538af066eac4
sha512
1c544b0f4b1b2ea64396a191734ca18edf39d911176b370d4c2d992af9ade7d11e42e0c62d8fc02543f5dfc6d063805101acea9bb164c0eca40cfb0abcf5897b
ripemd-160
b4f9ec6ee761b0fc2f8e6843d2e0f7a63ac053c5
Diameter
242031786
Circumference
760365280.83282
Area
4.600814173309E+16
Volume
7.4236218094672E+24
Surface area
1.8403256693236E+17
Circumference
760365280.83282
Perimeter
484063572
Area
14644846358587449
Diagonal
171142317.14329
Surface area
87869078151524694
Volume
1.7722591599323E+24
Space diagonal
209605675.19932
Perimeter
363047679
Area
6.3414044905284E+15
Altitude
104802837.59966
Surface area
6.3414044905284E+15
Volume
2.0886274500135E+23
Height
57047439.047764