15393885 is an odd 8-digits composite number following 15393884
and preceding 15393886 . In scientific notation, it is written as 1.5393885 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 7484928 positive integers (up to 15393885) that are relatively prime to 15393885.
15393885 has 8 divisors, whose sum is 16765560
The reverse of 15393885 is 58839351
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
fifteen million three hundred ninety-three thousand eight hundred eighty-five
Scientific notation
1.5393885 × 10^7
Engineering notation
1.5393885 × 10^6
Prime Factorization
13305 × 13 × 89
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
15393885
Product of the distinct prime numbers
The prime factorization of 15393885 is 13305 × 13 × 89.
Since it has a total of 3 prime factors.
10 , 4 , 94 , 90 , 13 , 722 , 452 , 5464 , 60652 , 31940 , 153775 , 459347 , 643317 , 696576 , 11241710 , 94197388 , 475560081 , 657263071 , 6232774055 , 5221991686
n×2
30787770
n×3
46181655
n×4
61575540
n×5
76969425
n÷2
7696942.5
n÷3
5131295
n÷3
3848471.25
n÷5
3078777
n2
236971695393225
n3
3.6479150271383E+21
n4
5.6155584417539E+28
n5
8.6445260863139E+35
2 √n
3923.5041735673
3 √n
248.7612588862
4 √n
62.637881298519
5 √n
27.382282553839
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
-15393884
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 15393885 can be divided by 8 positive divisors.
The sum of these divisors (counting 15393885) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010101110010001011101
3
Ternary
1001222002102220
4
Quaternary
322232101131
5
Quinary
12420101020
6
Senary
1305535553
8
Octal
72562135
10
Decimal
15393885
12
Duodecimal
51a45b9
16
Hexadecimal
eae45d
20
Vigesimal
4g44e5
36
Base36
95xzx
md5
241effbe4eeb6ebcb6aecedc55caa356
sha1
3037bf660d17082fec611afad2e7eec662dab17b
sha256
3b186f8cc7c1dc75d2eb9bba5039413cd6b2b3c665bcd55bef4bdb33f9941577
sha512
4e0d944af5faa7a0a58d18d48c46842bfa6e20dfb121a4574b16fae05de79e26a05f031ad0322f3d3e1c07289839fb11301d5d2c60f016bcc91aab517866236b
ripemd-160
02c87ca7183636d1d010360c02e0d3966551c639
Diameter
30787770
Circumference
96722632.052412
Area
7.4446853735607E+14
Volume
1.528035073357E+22
Surface area
2.9778741494243E+15
Circumference
96722632.052412
Perimeter
61575540
Area
236971695393225
Diagonal
21770240.944612
Surface area
1421830172359350
Volume
3.6479150271383E+21
Space diagonal
26662990.945872
Perimeter
46181655
Area
1.026117540942E+14
Altitude
13331495.472936
Surface area
1.026117540942E+14
Volume
4.2991090881364E+20
Height
7256746.9815373