8121569394 is an even 10-digits composite number following 8121569393
and preceding 8121569395 . In scientific notation, it is written as 8.121569394 × 10^9.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 2702447520 positive integers (up to 8121569394) that are relatively prime to 8121569394.
8121569394 has 16 divisors, whose sum is 16271592480
The reverse of 8121569394 is 4939651218
Previous prime number is 571
Is Prime? no
Number parity even
Number length 10
Sum of Digits 48
Digital Root 3
Name
eight billion one hundred twenty-one million five hundred sixty-nine thousand three hundred ninety-four
Scientific notation
8.121569394 × 10^9
Engineering notation
8.121569394 × 10^9
Prime Factorization
2 × 3 × 571 × 2370569
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
8121569394
Product of the distinct prime numbers
The prime factorization of 8121569394 is 2 × 3 × 571 × 2370569.
Since it has a total of 4 prime factors.
6 , 6 , 76 , 72 , 681 , 384 , 5062 , 6540 , 45100 , 64082 , 539244 , 600215 , 3026133 , 4574298 , 95478282 , 1766011 , 382147831 , 901308438 , 8510569097 , 2970747616
n×2
16243138788
n×3
24364708182
n×4
32486277576
n×5
40607846970
n÷2
4060784697
n÷3
2707189798
n÷3
2030392348.5
n÷5
1624313878.8
n2
6.5959889421558E+19
n3
5.3569781915775E+29
n4
4.3507070125041E+39
n5
3.5334568915014E+49
2 √n
90119.750299255
3 √n
2010.0798953416
4 √n
300.19951748671
5 √n
95.924157147234
1 , 2 , 3 , 6 , 571 , 1142 , 1713 , 3426 , 2370569 , 4741138 , 7111707 , 14223414 , 1353594899 , 2707189798 , 4060784697 , 8121569394
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8121569393
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8121569394 can be divided by 16 positive divisors.
The sum of these divisors (counting 8121569394) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100100000101010101000001110010
3
Ternary
202222000011110202110
4
Quaternary
13210011111001302
5
Quinary
113113110210034
6
Senary
3421521230150
8
Octal
74405250162
10
Decimal
8121569394
12
Duodecimal
16a7a92356
16
Hexadecimal
1e4155072
20
Vigesimal
66hjg39e
36
Base36
3qbdf1u
md5
0b46cb004e9676547363af9cd45b1242
sha1
ef3110ac3d797103a72ac9fee461226bd0888855
sha256
169160b35a4bb82688215288d307a0d97e0e1ebf77d0180c10d233b343ab6de3
sha512
0871f39a7dda00b31b6a9722e11c1994d84640b11b429d1173fb462c671c48941ca2779035da60a562acd61dee6403201021cb8fbca8e9d55552e59e6a4d4c59
ripemd-160
2b9ad57a3c89a83189400056eb92a135f2d03c12
Diameter
16243138788
Circumference
51029325487.62
Area
2.0721910403836E+20
Volume
2.2439257776134E+30
Surface area
8.2887641615344E+20
Circumference
51029325487.62
Perimeter
32486277576
Area
6.5959889421558E+19
Diagonal
11485633584.749
Surface area
3.9575933652935E+20
Volume
5.3569781915775E+29
Space diagonal
14066970827.604
Perimeter
24364708182
Area
2.8561469934941E+19
Altitude
7033485413.8022
Surface area
2.8561469934941E+19
Volume
6.3132593432215E+28
Height
3828544528.2497