8145215 is an odd 7-digits composite number following 8145214
and preceding 8145216 . In scientific notation, it is written as 8.145215 × 10^6.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 6014880 positive integers (up to 8145215) that are relatively prime to 8145215.
8145215 has 8 divisors, whose sum is 10526208
The reverse of 8145215 is 5125418
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 26
Digital Root 8
Name
eight million one hundred forty-five thousand two hundred fifteen
Scientific notation
8.145215 × 10^6
Engineering notation
8.145215 × 10^6
Prime Factorization
5 × 13 × 125311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
8145215
Product of the distinct prime numbers
The prime factorization of 8145215 is 5 × 13 × 125311.
Since it has a total of 3 prime factors.
8 , 3 , 32 , 11 , 761 , 376 , 2736 , 7377 , 5668 , 50876 , 605057 , 144280 , 3059508 , 5863397 , 25733681 , 25083220 , 164095865 , 798040105 , 623979111 , 433073757
n×2
16290430
n×3
24435645
n×4
32580860
n×5
40726075
n÷2
4072607.5
n÷3
2715071.6666667
n÷3
2036303.75
n÷5
1629043
n2
66344527396225
n3
5.4039043971564E+20
n4
4.4015963154284E+27
n5
3.5851948332373E+34
2 √n
2853.9823054812
3 √n
201.20287594354
4 √n
53.422675948339
5 √n
24.109072917281
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
-8145214
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 8145215 can be divided by 8 positive divisors.
The sum of these divisors (counting 8145215) is 1, the average is 0.125.
Base
System
Value
2
Binary
11111000100100100111111
3
Ternary
120022211010122
4
Quaternary
133010210333
5
Quinary
4041121330
6
Senary
450325155
8
Octal
37044477
10
Decimal
8145215
12
Duodecimal
28897bb
16
Hexadecimal
7c493f
20
Vigesimal
2ai30f
36
Base36
4ukvz
md5
828082e7a1eafc0137b7282735f1b1c8
sha1
11aa173d4930c646ff1c44470f5be7ba2ac80edc
sha256
a33b0b994188eff9b645f64c660f6cf939d7bb9330287e813b6c66798f0f993d
sha512
a7d22304a863caed86c513da38483bab873768dbf4fd7446839f74580f33c8284e5f9362fcef058b99bcd73cb26c3d2f848d76ca9a6d357282f0e06ae28f9ac4
ripemd-160
c25bb75f500626205922ce811559333ac5806719
Diameter
16290430
Circumference
51177895.211819
Area
2.0842747987387E+14
Volume
2.2635821806411E+21
Surface area
8.3370991949547E+14
Circumference
51177895.211819
Perimeter
32580860
Area
66344527396225
Diagonal
11519073.521445
Surface area
398067164377350
Volume
5.4039043971564E+20
Space diagonal
14107926.218572
Perimeter
24435645
Area
28728023063602
Altitude
7053963.1092861
Surface area
28728023063602
Volume
6.3685624068552E+19
Height
3839691.1738149