28496988 (number)

28496988 is an even 8-digits composite number following 28496987 and preceding 28496989. In scientific notation, it is written as 2.8496988 × 10^7. The sum of its digits is 54. It has a total of 6 prime factors and 48 positive divisors. There are 8767872 positive integers (up to 28496988) that are relatively prime to 28496988.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety-six thousand nine hundred eighty-eight

Notation

Scientific notation 2.8496988 × 10^7
Engineering notation 2.8496988 × 10^6

Prime Factorization of 28496988

Prime Factorization 2 × 2 × 3 × 9 × 13 × 20297

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 14248494
Product of the distinct prime numbers

The prime factorization of 28496988 is 2 × 2 × 3 × 9 × 13 × 20297. Since it has a total of 6 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28496988)

Multiplication

n×y
n×2 56993976
n×3 85490964
n×4 113987952
n×5 142484940

Division

n÷y
n÷2 14248494
n÷3 9498996
n÷3 7124247
n÷5 5699397.6

Exponentiation

ny
n2 812078325072144
n3 2.3141786284641E+22
n4 6.5947120605198E+29
n5 1.8792943045209E+37

Nth Root

y√n
2√n 5338.2570189154
3√n 305.44497621924
4√n 73.063376728122
5√n 30.97132545466

Divisors of 28496988

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28496987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28496988 can be divided by 48 positive divisors. The sum of these divisors (counting 28496988) is 1, the average is 0.020833333333333.

Base conversion 28496988

Base System Value
2 Binary 1101100101101010001011100
3 Ternary 1222121210112000
4 Quaternary 1230231101130
5 Quinary 24243400423
6 Senary 2454442300
8 Octal 154552134
10 Decimal 28496988
12 Duodecimal 9663390
16 Hexadecimal 1b2d45c
20 Vigesimal 8i2298
36 Base36 gysf0

Cryptographic Hash Functions

md5 169d161552b3d4f9d098bc2053b09690
sha1 f270a5d80ddf5a6980e31aa67c1155499a6b9a3e
sha256 1e02076f2605da37a2675c511af143629ff09ea838eb04f6043b5f298f84031b
sha512 02450a2012cdb13ce31318b8f3d409949b3e1e92790a7fe959cb4b64ebc8d666465007b580e1830759b70977cd2bb5c27ea27c86a9225eab4cf8e4f38c56de23
ripemd-160 23c2bea77c5dc7ff4c2ece1b8948a9e47c7152e2

28496988 as geometric shapes

Circle

Radius = n
Diameter 56993976
Circumference 179051856.30047
Area 2.5512193001862E+15

Sphere

Radius = n
Volume 9.6936087710364E+22
Surface area 1.0204877200745E+16
Circumference 179051856.30047

Square

Length = n
Perimeter 113987952
Area 812078325072144
Diagonal 40300826.916383

Cube

Length = n
Surface area 4872469950432864
Volume 2.3141786284641E+22
Space diagonal 49358231.078681

Equilateral Triangle

Length = n
Perimeter 85490964
Area 3.516402296876E+14
Altitude 24679115.53934

Triangular Pyramid

Length = n
Surface area 3.516402296876E+14
Volume 2.7272856684399E+21
Height 13433608.972128