15012945 is an odd 8-digits composite number following 15012944
and preceding 15012946 . In scientific notation, it is written as 1.5012945 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 7581600 positive integers (up to 15012945) that are relatively prime to 15012945.
15012945 has 8 divisors, whose sum is 18036480
The reverse of 15012945 is 54921051
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
fifteen million twelve thousand nine hundred forty-five
Scientific notation
1.5012945 × 10^7
Engineering notation
1.5012945 × 10^6
Prime Factorization
1539 × 5 × 1951
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15012945
Product of the distinct prime numbers
The prime factorization of 15012945 is 1539 × 5 × 1951.
Since it has a total of 3 prime factors.
4 , 10 , 9 , 88 , 164 , 572 , 9262 , 6139 , 75207 , 42927 , 621604 , 196815 , 7448837 , 3738710 , 29765337 , 34324319 , 678837835 , 877948937 , 7796958662 , 8268327020
n×2
30025890
n×3
45038835
n×4
60051780
n×5
75064725
n÷2
7506472.5
n÷3
5004315
n÷3
3753236.25
n÷5
3002589
n2
225388517573025
n3
3.3837454179554E+21
n4
5.0799983853766E+28
n5
7.6265736359747E+35
2 √n
3874.6541781171
3 √n
246.69213173507
4 √n
62.24672021976
5 √n
27.245399396759
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
-15012944
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 15012945 can be divided by 8 positive divisors.
The sum of these divisors (counting 15012945) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001010001010001010001
3
Ternary
1001020201220000
4
Quaternary
321101101101
5
Quinary
12320403240
6
Senary
1253440213
8
Octal
71212121
10
Decimal
15012945
12
Duodecimal
5040069
16
Hexadecimal
e51451
20
Vigesimal
4dgc75
36
Base36
8xs29
md5
7f57c25485f39b42eb370e344e931c9b
sha1
4b3de70253b1679a8f8ad5037bc4153bcefa69f9
sha256
6b1fbd8686b304d94720348867abb74707e92a89db1350582ded3541cc2f1195
sha512
aee25cb67b9e45c4b37235efd0f5b0ccb41ab5929f2652dc5eed1c4d3059345fddf4e80865b15578ce31bac9127c87a24ea14fd680ca234d6ed330921cd321fc
ripemd-160
aea690aef02b482ab14acc52394b46cb5a49fef6
Diameter
30025890
Circumference
94329115.441495
Area
7.0807891101091E+14
Volume
1.4173799662222E+22
Surface area
2.8323156440436E+15
Circumference
94329115.441495
Perimeter
60051780
Area
225388517573025
Diagonal
21231510.430161
Surface area
1352331105438150
Volume
3.3837454179554E+21
Space diagonal
26003183.511237
Perimeter
45038835
Area
97596090969778
Altitude
13001591.755619
Surface area
97596090969778
Volume
3.9877822180752E+20
Height
7077170.1433871