15291280 (number)

15291280 is an even 8-digits composite number following 15291279 and preceding 15291281. In scientific notation, it is written as 1.5291280 × 10^7. The sum of its digits is 28. It has a total of 6 prime factors and 20 positive divisors. There are 6116480 positive integers (up to 15291280) that are relatively prime to 15291280.

Interesting facts

Basic properties

Name

Name fifteen million two hundred ninety-one thousand two hundred eighty

Notation

Scientific notation 1.5291280 × 10^7
Engineering notation 1.5291280 × 10^6

Prime Factorization of 15291280

Prime Factorization 2 × 2 × 2 × 2 × 5 × 191141

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 1911410
Product of the distinct prime numbers

The prime factorization of 15291280 is 2 × 2 × 2 × 2 × 5 × 191141. Since it has a total of 6 prime factors.

Most popular turbo-numbers

4, 8, 54, 93, 932, 133, 5556, 537, 26519, 78292, 921650, 714826, 8723062, 3008357, 94460093, 75251020, 49064480, 868675162, 8520820707, 1150302230

Basic calculations (n = 15291280)

Multiplication

n×y
n×2 30582560
n×3 45873840
n×4 61165120
n×5 76456400

Division

n÷y
n÷2 7645640
n÷3 5097093.3333333
n÷3 3822820
n÷5 3058256

Exponentiation

ny
n2 233823244038400
n3 3.5754566950995E+21
n4 5.4673309452641E+28
n5 8.3602488336698E+35

Nth Root

y√n
2√n 3910.4066284723
3√n 248.20733615053
4√n 62.533244186371
5√n 27.345682568453

Divisors of 15291280

1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191141, 382282, 764564, 955705, 1529128, 1911410, 3058256, 3822820, 7645640, 15291280

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -15291279
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 15291280 can be divided by 20 positive divisors. The sum of these divisors (counting 15291280) is 1, the average is 0.05.

Base conversion 15291280

Base System Value
2 Binary 111010010101001110010000
3 Ternary 1001202212200201
4 Quaternary 322111032100
5 Quinary 12403310110
6 Senary 1303424544
8 Octal 72251620
10 Decimal 15291280
12 Duodecimal 5155154
16 Hexadecimal e95390
20 Vigesimal 4fb840
36 Base36 93qts

Cryptographic Hash Functions

md5 07b74e50d0172c3e2fc59d32e3ec0d88
sha1 a73e7d8c78ba45d3d0e2054def45a27fa1d31b65
sha256 642a24c20eedc830682f535bc7fc063272080b8ceb405df7f0597c24316fdc79
sha512 c38665629c45f1dbc8365750d6e805ce67aee5c2732d4a31ed403ce059752079f4b11816c6da03ae0e76af6df04ba2978ce4cfc7e14001dda76261ec704cbaf7
ripemd-160 4d275cc7fcfa6358b4127c58e6919ba23413cd35

15291280 as geometric shapes

Circle

Radius = n
Diameter 30582560
Circumference 96077945.823969
Area 7.3457738570957E+14

Sphere

Radius = n
Volume 1.4976837982071E+22
Surface area 2.9383095428383E+15
Circumference 96077945.823969

Square

Length = n
Perimeter 61165120
Area 233823244038400
Diagonal 21625135.562044

Cube

Length = n
Surface area 1402939464230400
Volume 3.5754566950995E+21
Space diagonal 26485273.872762

Equilateral Triangle

Length = n
Perimeter 45873840
Area 1.0124843466627E+14
Altitude 13242636.936381

Triangular Pyramid

Length = n
Surface area 1.0124843466627E+14
Volume 4.2137161249062E+20
Height 7208378.5206815