15697728 is an even 8-digits composite number following 15697727
and preceding 15697729 . In scientific notation, it is written as 1.5697728 × 10^7.
The sum of its digits is 45. It has a total of 8 prime factors and 28 positive divisors.
There are 5232384 positive integers (up to 15697728) that are relatively prime to 15697728.
15697728 has 28 divisors, whose sum is 34612580
The reverse of 15697728 is 82779651
Previous prime number is 9
Is Prime? no
Number parity even
Number length 8
Sum of Digits 45
Digital Root 9
Name
fifteen million six hundred ninety-seven thousand seven hundred twenty-eight
Scientific notation
1.5697728 × 10^7
Engineering notation
1.5697728 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 9 × 27253
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
490554
Product of the distinct prime numbers
The prime factorization of 15697728 is 2 × 2 × 2 × 2 × 2 × 2 × 9 × 27253.
Since it has a total of 8 prime factors.
8 , 3 , 41 , 83 , 258 , 215 , 70 , 4309 , 47833 , 37833 , 269013 , 95913 , 9957037 , 2935078 , 11659994 , 1192113 , 613185072 , 719412712 , 9281887303 , 3723167567
n×2
31395456
n×3
47093184
n×4
62790912
n×5
78488640
n÷2
7848864
n÷3
5232576
n÷3
3924432
n÷5
3139545.6
n2
246418664361984
n3
3.8682131672777E+21
n4
6.0722158145944E+28
n5
9.5319992214802E+35
2 √n
3962.0358403225
3 √n
250.38728240622
4 √n
62.944704624952
5 √n
27.489532869615
1 , 2 , 4 , 8 , 9 , 16 , 18 , 32 , 36 , 64 , 72 , 144 , 288 , 576 , 27253 , 54506 , 109012 , 218024 , 245277 , 436048 , 490554 , 872096 , 981108 , 1744192 , 1962216 , 3924432 , 7848864 , 15697728
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-15697727
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 15697728 can be divided by 28 positive divisors.
The sum of these divisors (counting 15697728) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
111011111000011101000000
3
Ternary
1002112112020100
4
Quaternary
323320131000
5
Quinary
13004311403
6
Senary
1320242400
8
Octal
73703500
10
Decimal
15697728
12
Duodecimal
5310400
16
Hexadecimal
ef8740
20
Vigesimal
4i2468
36
Base36
9cgg0
md5
b1b5089fab5fd8c2d1dfd9a0e44da54c
sha1
304dc2a513e10033e1516c66e97eecda218c25e5
sha256
61c7b528a5a428ba433949feef20223f11297a37899e0b507129a93d2f1f35ce
sha512
f3c991c4a7d925d3c22fe10545a51ae77c8acd56fac9d1d7026bc03b5d53e535afaaa84dca781045aa495e68414a9c849d8a659df407ad3c7535bebc4e3a386b
ripemd-160
7567d594982b1a25cd49c498193550e42a9d1fb8
Diameter
31395456
Circumference
98631733.925702
Area
7.7414706566702E+14
Volume
1.6203133425119E+22
Surface area
3.0965882626681E+15
Circumference
98631733.925702
Perimeter
62790912
Area
246418664361984
Diagonal
22199939.836044
Surface area
1478511986171904
Volume
3.8682131672777E+21
Space diagonal
27189262.459397
Perimeter
47093184
Area
1.0670241165205E+14
Altitude
13594631.229698
Surface area
1.0670241165205E+14
Volume
4.5587329360953E+20
Height
7399979.945348