15391144 is an even 8-digits composite number following 15391143
and preceding 15391145 . In scientific notation, it is written as 1.5391144 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 8 positive divisors.
There are 7695568 positive integers (up to 15391144) that are relatively prime to 15391144.
15391144 has 8 divisors, whose sum is 28858410
The reverse of 15391144 is 44119351
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
fifteen million three hundred ninety-one thousand one hundred forty-four
Scientific notation
1.5391144 × 10^7
Engineering notation
1.5391144 × 10^6
Prime Factorization
2 × 2 × 2 × 1923893
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3847786
Product of the distinct prime numbers
The prime factorization of 15391144 is 2 × 2 × 2 × 1923893.
Since it has a total of 4 prime factors.
4 , 2 , 51 , 96 , 980 , 188 , 6014 , 3827 , 58329 , 58069 , 707172 , 277928 , 3463757 , 4304028 , 26319804 , 49390382 , 580120728 , 181112547 , 302661894 , 5163555539
n×2
30782288
n×3
46173432
n×4
61564576
n×5
76955720
n÷2
7695572
n÷3
5130381.3333333
n÷3
3847786
n÷5
3078228.8
n2
236887313628736
n3
3.645966755833E+21
n4
5.6115599358239E+28
n5
8.6368327036897E+35
2 √n
3923.1548529213
3 √n
248.74649338929
4 √n
62.635092822804
5 √n
27.381307359043
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
-15391143
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 15391144 can be divided by 8 positive divisors.
The sum of these divisors (counting 15391144) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010101101100110101000
3
Ternary
1001221221200101
4
Quaternary
322231212220
5
Quinary
12420004034
6
Senary
1305515144
8
Octal
72554650
10
Decimal
15391144
12
Duodecimal
51a2ab4
16
Hexadecimal
ead9a8
20
Vigesimal
4g3hh4
36
Base36
95vvs
md5
08a84ffc8194abb5cb4bc03b5ab31def
sha1
d0935317b7c5e90c1137a1b137607e081bb26a28
sha256
7855438f78ef51598f14112a2ba7fd0672d0d9908e2e6e7ca9a981c71da269bc
sha512
dba339e3d59cf54884aa5e17c02b69e98f6ba854c899eb11377ebe4dbdcfd47302a8fbd39fa00759bcbb50c9d6410bb5cd20b6e13059102ed364bed79234a27c
ripemd-160
8fec9c50cc41045f25ef8d90ccf58cbc31bd2755
Diameter
30782288
Circumference
96705409.841485
Area
7.4420344422466E+14
Volume
1.527218983381E+22
Surface area
2.9768137768986E+15
Circumference
96705409.841485
Perimeter
61564576
Area
236887313628736
Diagonal
21766364.585237
Surface area
1421323881772416
Volume
3.645966755833E+21
Space diagonal
26658243.394609
Perimeter
46173432
Area
1.0257521571837E+14
Altitude
13329121.697304
Surface area
1.0257521571837E+14
Volume
4.2968130283838E+20
Height
7255454.8617458