15691890 (number)

15691890 is an even 8-digits composite number following 15691889 and preceding 15691891. In scientific notation, it is written as 1.5691890 × 10^7. The sum of its digits is 39. It has a total of 6 prime factors and 64 positive divisors. There are 3952320 positive integers (up to 15691890) that are relatively prime to 15691890.

Interesting facts

Basic properties

Name

Name fifteen million six hundred ninety-one thousand eight hundred ninety

Notation

Scientific notation 1.5691890 × 10^7
Engineering notation 1.5691890 × 10^6

Prime Factorization of 15691890

Prime Factorization 2 × 3 × 5 × 47 × 31 × 359

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 15691890
Product of the distinct prime numbers

The prime factorization of 15691890 is 2 × 3 × 5 × 47 × 31 × 359. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 15691890)

Multiplication

n×y
n×2 31383780
n×3 47075670
n×4 62767560
n×5 78459450

Division

n÷y
n÷2 7845945
n÷3 5230630
n÷3 3922972.5
n÷5 3138378

Exponentiation

ny
n2 246235411772100
n3 3.8638989956325E+21
n4 6.0631878010576E+28
n5 9.5142876023537E+35

Nth Root

y√n
2√n 3961.2990293589
3√n 250.35623880122
4√n 62.938851509691
5√n 27.487487888687

Divisors of 15691890

64 divisors

τ Total Divisors 64
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15691889
Sum of the proper positive divisors of n
A Arithmetic Mean 0.015625
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 64
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15691890 can be divided by 64 positive divisors. The sum of these divisors (counting 15691890) is 1, the average is 0.015625.

Base conversion 15691890

Base System Value
2 Binary 111011110111000001110010
3 Ternary 1002112020020010
4 Quaternary 323313001302
5 Quinary 13004120030
6 Senary 1320155350
8 Octal 73670162
10 Decimal 15691890
12 Duodecimal 5308b56
16 Hexadecimal ef7072
20 Vigesimal 4i19ea
36 Base36 9cbxu

Cryptographic Hash Functions

md5 074bc7910cb6eda082fe59b586f8e932
sha1 1ca238a31ca8925c9e99d7fe5207be17f37024ba
sha256 2e3459919d0788246265669847545bddfbbfb32d5dafe942f466e73bd5befef5
sha512 d7a6c57dee045d0631cad11500f736ff22468831117a1ab0c8a752cb0ec149a827de1610e322a7fb717d3403b075a83f5bef01b9a82e38922cc160df8a04cf68
ripemd-160 b98132c8a5704e331bcc478b75d3d24f95ac8dea

15691890 as geometric shapes

Circle

Radius = n
Diameter 31383780
Circumference 98595052.689878
Area 7.7357136067689E+14

Sphere

Radius = n
Volume 1.6185062265189E+22
Surface area 3.0942854427075E+15
Circumference 98595052.689878

Square

Length = n
Perimeter 62767560
Area 246235411772100
Diagonal 22191683.657267

Cube

Length = n
Surface area 1477412470632600
Volume 3.8638989956325E+21
Space diagonal 27179150.746782

Equilateral Triangle

Length = n
Perimeter 47075670
Area 1.0662306095298E+14
Altitude 13589575.373391

Triangular Pyramid

Length = n
Surface area 1.0662306095298E+14
Volume 4.5536486360527E+20
Height 7397227.8857556