15323981 is an odd 8-digits composite number following 15323980
and preceding 15323982 . In scientific notation, it is written as 1.5323981 × 10^7.
The sum of its digits is 32. It has a total of 2 prime factors and 4 positive divisors.
There are 15310464 positive integers (up to 15323981) that are relatively prime to 15323981.
15323981 has 4 divisors, whose sum is 15337500
The reverse of 15323981 is 18932351
Previous prime number is 1249
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
fifteen million three hundred twenty-three thousand nine hundred eighty-one
Scientific notation
1.5323981 × 10^7
Engineering notation
1.5323981 × 10^6
Prime Factorization
1249 × 12269
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15323981
Product of the distinct prime numbers
The prime factorization of 15323981 is 1249 × 12269.
Since it has a total of 2 prime factors.
9 , 2 , 81 , 77 , 835 , 491 , 3392 , 5822 , 71640 , 51177 , 513813 , 58568 , 194719 , 20617 , 32293664 , 41422744 , 149074714 , 414447811 , 7296033803 , 131426134
n×2
30647962
n×3
45971943
n×4
61295924
n×5
76619905
n÷2
7661990.5
n÷3
5107993.6666667
n÷3
3830995.25
n÷5
3064796.2
n2
234824393688361
n3
3.598444547217E+21
n4
5.5142495871106E+28
n5
8.4500255902141E+35
2 √n
3914.5856741167
3 √n
248.38414387047
4 √n
62.566649855308
5 √n
27.357368538579
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
-15323980
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 15323981 can be divided by 4 positive divisors.
The sum of these divisors (counting 15323981) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010011101001101001101
3
Ternary
1001211112112212
4
Quaternary
322131031031
5
Quinary
12410331411
6
Senary
1304240205
8
Octal
72351515
10
Decimal
15323981
12
Duodecimal
5170065
16
Hexadecimal
e9d34d
20
Vigesimal
4ff9j1
36
Base36
94g25
md5
f94aadf368f303960d964da93c8cf22a
sha1
da19426bbee397e9486d47f9a7d7ed6c7694c27f
sha256
f13c3eb713301d33ce74853cce0b48fa00a181e312ed2c71fdfeebfed243fdc8
sha512
cfc7adbad54f0674c54af0bbef9d887b2943b189bf3cd16f379b7c1603c0da1ab6b074efac1d0a478506d1a3304a09eb8244a51ce4a8d3b226185ddacc5e99e1
ripemd-160
062987928f3cea84e71adb0fe3084bc4f2dc62ae
Diameter
30647962
Circumference
96283412.266699
Area
7.3772259009503E+14
Volume
1.5073129271849E+22
Surface area
2.9508903603801E+15
Circumference
96283412.266699
Perimeter
61295924
Area
234824393688361
Diagonal
21671381.759748
Surface area
1408946362130166
Volume
3.598444547217E+21
Space diagonal
26541913.66622
Perimeter
45971943
Area
1.016819451812E+14
Altitude
13270956.83311
Surface area
1.016819451812E+14
Volume
4.2408075684348E+20
Height
7223793.9199159