15307989 is an odd 8-digits composite number following 15307988
and preceding 15307990 . In scientific notation, it is written as 1.5307989 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 10205324 positive integers (up to 15307989) that are relatively prime to 15307989.
15307989 has 4 divisors, whose sum is 20410656
The reverse of 15307989 is 98970351
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
fifteen million three hundred seven thousand nine hundred eighty-nine
Scientific notation
1.5307989 × 10^7
Engineering notation
1.5307989 × 10^6
Prime Factorization
3 × 5102663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15307989
Product of the distinct prime numbers
The prime factorization of 15307989 is 3 × 5102663.
Since it has a total of 2 prime factors.
10 , 9 , 47 , 93 , 118 , 381 , 7686 , 5006 , 39082 , 80807 , 908764 , 315137 , 9754229 , 5734390 , 99115610 , 1991437 , 766785109 , 250262861 , 3310532087 , 3907894647
n×2
30615978
n×3
45923967
n×4
61231956
n×5
76539945
n÷2
7653994.5
n÷3
5102663
n÷3
3826997.25
n÷5
3061597.8
n2
234334527224121
n3
3.587190365067E+21
n4
5.4912670649352E+28
n5
8.4060255826091E+35
2 √n
3912.5425237306
3 √n
248.29770980778
4 √n
62.550319933079
5 √n
27.351656161613
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
-15307988
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 15307989 can be divided by 4 positive divisors.
The sum of these divisors (counting 15307989) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010011001010011010101
3
Ternary
1001210201121120
4
Quaternary
322121103111
5
Quinary
12404323424
6
Senary
1304034153
8
Octal
72312325
10
Decimal
15307989
12
Duodecimal
5162959
16
Hexadecimal
e994d5
20
Vigesimal
4fd9j9
36
Base36
943px
md5
3440c8ca984c1540373063852ea18ea9
sha1
b65d30bb16138def34086c2f1e19fe86f63435c8
sha256
2015d8adaa95bbc8573a723eb61a64f26a77b68cdf5730270ec1a0bc09c89d6b
sha512
6a38929449ecc6ce6ce7ebc4e4aacf3831e04dda9eddac152490ba4a24c35ea9440c82e2b1dc8bb348452dd5cba1db35b0aa130d25461919f230db762713b98f
ripemd-160
5a1f17330bd1ecf02fdfdedd16a6bc13c73d4e22
Diameter
30615978
Circumference
96182931.567267
Area
7.3618362920974E+14
Volume
1.5025987863897E+22
Surface area
2.9447345168389E+15
Circumference
96182931.567267
Perimeter
61231956
Area
234334527224121
Diagonal
21648765.656458
Surface area
1406007163344726
Volume
3.587190365067E+21
Space diagonal
26514214.709705
Perimeter
45923967
Area
1.0146982677995E+14
Altitude
13257107.354853
Surface area
1.0146982677995E+14
Volume
4.2275443875766E+20
Height
7216255.2188194