15705728 (number)

15705728 is an even 8-digits composite number following 15705727 and preceding 15705729. In scientific notation, it is written as 1.5705728 × 10^7. The sum of its digits is 35. It has a total of 8 prime factors and 16 positive divisors. There are 7852800 positive integers (up to 15705728) that are relatively prime to 15705728.

Interesting facts

Basic properties

Name

Name fifteen million seven hundred five thousand seven hundred twenty-eight

Notation

Scientific notation 1.5705728 × 10^7
Engineering notation 1.5705728 × 10^6

Prime Factorization of 15705728

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 2 × 122701

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 245402
Product of the distinct prime numbers

The prime factorization of 15705728 is 2 × 2 × 2 × 2 × 2 × 2 × 2 × 122701. Since it has a total of 8 prime factors.

Most popular turbo-numbers

6, 9, 89, 14, 136, 128, 2035, 4628, 83118, 30032, 342622, 766699, 4047062, 7554622, 4080038, 14010749, 947913562, 161170548, 7801384801, 9274446667

Basic calculations (n = 15705728)

Multiplication

n×y
n×2 31411456
n×3 47117184
n×4 62822912
n×5 78528640

Division

n÷y
n÷2 7852864
n÷3 5235242.6666667
n÷3 3926432
n÷5 3141145.6

Exponentiation

ny
n2 246669892009984
n3 3.8741302296982E+21
n4 6.0846035624217E+28
n5 9.5563128539226E+35

Nth Root

y√n
2√n 3963.0452937104
3√n 250.42980996344
4√n 62.952722687032
5√n 27.492334185149

Divisors of 15705728

1, 2, 4, 8, 16, 32, 64, 128, 122701, 245402, 490804, 981608, 1963216, 3926432, 7852864, 15705728

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15705727
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15705728 can be divided by 16 positive divisors. The sum of these divisors (counting 15705728) is 1, the average is 0.0625.

Base conversion 15705728

Base System Value
2 Binary 111011111010011010000000
3 Ternary 1002112221012122
4 Quaternary 323322122000
5 Quinary 13010040403
6 Senary 1320343412
8 Octal 73723200
10 Decimal 15705728
12 Duodecimal 5314b68
16 Hexadecimal efa680
20 Vigesimal 4i3468
36 Base36 9cmm8

Cryptographic Hash Functions

md5 e97c0cf3b24a31dc618f123ce0f2cc51
sha1 97b6f46dcfb130d25df261e59368608c4a59150f
sha256 3b612d4a4233a19fd8ff803dbf3de8d5b1e15fd1eea62a002daeee38890db071
sha512 920ae787afbfd26f5d95ebcfb6c572502dfcd2c1d6489273c490845d6f8c9e67665ed5687c616b25650ba8ccf6bae889c4e3e7e1d704089846b33538037b43fb
ripemd-160 93607045c5e8dae0422d54465e93afc8ddf77947

15705728 as geometric shapes

Circle

Radius = n
Diameter 31411456
Circumference 98681999.408159
Area 7.7493632060035E+14

Sphere

Radius = n
Volume 1.6227918758227E+22
Surface area 3.0997452824014E+15
Circumference 98681999.408159

Square

Length = n
Perimeter 62822912
Area 246669892009984
Diagonal 22211253.544543

Cube

Length = n
Surface area 1480019352059904
Volume 3.8741302296982E+21
Space diagonal 27203118.865857

Equilateral Triangle

Length = n
Perimeter 47117184
Area 1.0681119641471E+14
Altitude 13601559.432929

Triangular Pyramid

Length = n
Surface area 1.0681119641471E+14
Volume 4.5657062610323E+20
Height 7403751.1815143