8115121421 is an odd 10-digits composite number following 8115121420
and preceding 8115121422 . In scientific notation, it is written as 8.115121421 × 10^9.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 7377383100 positive integers (up to 8115121421) that are relatively prime to 8115121421.
8115121421 has 4 divisors, whose sum is 8852859744
The reverse of 8115121421 is 1241215118
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 26
Digital Root 8
Name
eight billion one hundred fifteen million one hundred twenty-one thousand four hundred twenty-one
Scientific notation
8.115121421 × 10^9
Engineering notation
8.115121421 × 10^9
Prime Factorization
11 × 737738311
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
8115121421
Product of the distinct prime numbers
The prime factorization of 8115121421 is 11 × 737738311.
Since it has a total of 2 prime factors.
1 , 9 , 10 , 46 , 468 , 476 , 1907 , 2001 , 37122 , 48898 , 305422 , 163370 , 7450698 , 9938785 , 46110084 , 61314926 , 517997574 , 287028887 , 4878133801 , 8825267334
n×2
16230242842
n×3
24345364263
n×4
32460485684
n×5
40575607105
n÷2
4057560710.5
n÷3
2705040473.6667
n÷3
2028780355.25
n÷5
1623024284.2
n2
6.5855195677573E+19
n3
5.3442290912722E+29
n4
4.3369067977314E+39
n5
3.5194525255151E+49
2 √n
90083.96872363
3 √n
2009.5477989854
4 √n
300.13991524559
5 √n
95.908920858214
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
-8115121420
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 8115121421 can be divided by 4 positive divisors.
The sum of these divisors (counting 8115121421) is 1, the average is 0.25.
Base
System
Value
2
Binary
111100011101100101110110100001101
3
Ternary
202221120000212210122
4
Quaternary
13203230232310031
5
Quinary
113104432341141
6
Senary
3421131114325
8
Octal
74354566415
10
Decimal
8115121421
12
Duodecimal
16a58a29a5
16
Hexadecimal
1e3b2ed0d
20
Vigesimal
66fja3b1
36
Base36
3q7j7rh
md5
d716a726c3a074357f85f5063ff31189
sha1
fef19f7573e5f72a0d2d31ed6f1e9f7c7b80c9d8
sha256
78f9ab8830bd14b12901105ac53f6de5a350ad4ba8f05d7d68aab7f8acfcad47
sha512
d3d5dbbdb82d4f0ea1e59601aa80839cb27057543469cbc50bcc1e1528eede9e8771c0d3e8ec942b904c55b02a29c90476e99bc9e95b05d69610c573e944ec54
ripemd-160
7d503545df006afc960cd48de0e685913f40e1ce
Diameter
16230242842
Circumference
50988811678.406
Area
2.0689019894138E+20
Volume
2.2385854469655E+30
Surface area
8.2756079576553E+20
Circumference
50988811678.406
Perimeter
32460485684
Area
6.5855195677573E+19
Diagonal
11476514773.883
Surface area
3.9513117406544E+20
Volume
5.3442290912722E+29
Space diagonal
14055802610.763
Perimeter
24345364263
Area
2.8516136213987E+19
Altitude
7027901305.3813
Surface area
2.8516136213987E+19
Volume
6.2982343844217E+28
Height
3825504924.6275