15393889 is an odd 8-digits composite number following 15393888
and preceding 15393890 . In scientific notation, it is written as 1.5393889 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 13194720 positive integers (up to 15393889) that are relatively prime to 15393889.
15393889 has 4 divisors, whose sum is 15708100
The reverse of 15393889 is 98839351
Previous prime number is 49
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
fifteen million three hundred ninety-three thousand eight hundred eighty-nine
Scientific notation
1.5393889 × 10^7
Engineering notation
1.5393889 × 10^6
Prime Factorization
49 × 314161
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
15393889
Product of the distinct prime numbers
The prime factorization of 15393889 is 49 × 314161.
Since it has a total of 2 prime factors.
3 , 2 , 61 , 49 , 336 , 867 , 215 , 3359 , 5206 , 31974 , 83486 , 800405 , 2082053 , 4366330 , 88215416 , 56682051 , 217752109 , 533073385 , 5157854464 , 7856816152
n×2
30787778
n×3
46181667
n×4
61575556
n×5
76969445
n÷2
7696944.5
n÷3
5131296.3333333
n÷3
3848472.25
n÷5
3078777.8
n2
236971818544321
n3
3.6479178707994E+21
n4
5.6155642784203E+28
n5
8.6445373174367E+35
2 √n
3923.5046833157
3 √n
248.76128043253
4 √n
62.637885367529
5 √n
27.38228397686
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
-15393888
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 15393889 can be divided by 4 positive divisors.
The sum of these divisors (counting 15393889) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010101110010001100001
3
Ternary
1001222002110001
4
Quaternary
322232101201
5
Quinary
12420101024
6
Senary
1305540001
8
Octal
72562141
10
Decimal
15393889
12
Duodecimal
51a4601
16
Hexadecimal
eae461
20
Vigesimal
4g44e9
36
Base36
95y01
md5
8eff637bbcaacd941aeafecb601d8935
sha1
1c5e2e9013796575d4735e63ad5a6dc15847d433
sha256
db4ef7a7cddeb39f1b7b779929ff7cb105f41ea724512780040ce2eb9ace133c
sha512
6e536164ab34c3698538c6362afbc8b741ec2b4f2b2b75021ed4082f43523403b95bfc45c43b8f616ed43280ec5023b1b91d19210bec784799191a1e09bfeb18
ripemd-160
38a8b09c79141f89d7524243ebe0193109515fef
Diameter
30787778
Circumference
96722657.185153
Area
7.4446892424665E+14
Volume
1.528036264507E+22
Surface area
2.9778756969866E+15
Circumference
96722657.185153
Perimeter
61575556
Area
236971818544321
Diagonal
21770246.601466
Surface area
1421830911265926
Volume
3.6479178707994E+21
Space diagonal
26662997.874076
Perimeter
46181667
Area
1.0261180742019E+14
Altitude
13331498.937038
Surface area
1.0261180742019E+14
Volume
4.2991124394231E+20
Height
7256748.8671553