28996890 (number)

28996890 is an even 8-digits composite number following 28996889 and preceding 28996891. In scientific notation, it is written as 2.8996890 × 10^7. The sum of its digits is 51. It has a total of 6 prime factors and 64 positive divisors. There are 7075584 positive integers (up to 28996890) that are relatively prime to 28996890.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8996890 × 10^7
Engineering notation 2.8996890 × 10^6

Prime Factorization of 28996890

Prime Factorization 2 × 5 × 3 × 13 × 149 × 499

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 28996890
Product of the distinct prime numbers

The prime factorization of 28996890 is 2 × 5 × 3 × 13 × 149 × 499. Since it has a total of 6 prime factors.

Most popular turbo-numbers

3, 5, 87, 66, 28, 506, 3561, 8251, 54886, 32174, 619888, 780669, 9798283, 4077269, 2229215, 83085262, 343002115, 996797428, 6555791482, 3188480091

Basic calculations (n = 28996890)

Multiplication

n×y
n×2 57993780
n×3 86990670
n×4 115987560
n×5 144984450

Division

n÷y
n÷2 14498445
n÷3 9665630
n÷3 7249222.5
n÷5 5799378

Exponentiation

ny
n2 840819629672100
n3 2.4381154311443E+22
n4 7.0697764964193E+29
n5 2.0500153139126E+37

Nth Root

y√n
2√n 5384.8760431416
3√n 307.22069952616
4√n 73.381714637514
5√n 31.079232416297

Divisors of 28996890

1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 149, 195, 298, 390, 447, 499, 745, 894, 998, 1490, 1497, 1937, 2235, 2495, 2994, 3874, 4470, 4990, 5811, 6487, 7485, 9685, 11622, 12974, 14970, 19370, 19461, 29055, 32435, 38922, 58110, 64870, 74351, 97305, 148702, 194610, 223053, 371755, 446106, 743510, 966563, 1115265, 1933126, 2230530, 2899689, 4832815, 5799378, 9665630, 14498445, 28996890

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 -28996889
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 28996890 can be divided by 64 positive divisors. The sum of these divisors (counting 28996890) is 1, the average is 0.015625.

Base conversion 28996890

Base System Value
2 Binary 1101110100111010100011010
3 Ternary 2000120012020220
4 Quaternary 1232213110122
5 Quinary 24410400030
6 Senary 2513300510
8 Octal 156472432
10 Decimal 28996890
12 Duodecimal 9864736
16 Hexadecimal 1ba751a
20 Vigesimal 914c4a
36 Base36 h9i56

Cryptographic Hash Functions

md5 23846d4d5ed0fc4f8869705def2ac2fc
sha1 79c3c3e78c27b5febb9ff96908ba2edf4f5a404d
sha256 5d0491bcaaae03706037070954818a925f21c95a762f655e597ad7f951d06579
sha512 ea0a45f94dc98578406b51298977a6997fc675908026232b2cd535f09a3eb43d2931d53aca7b26c32d45bc1cbc3bb14f9741ed8725c2a6b41d6a26ceb5d92035
ripemd-160 f0bd69056f3228d3b568eb5c720ac93dd754c119

28996890 as geometric shapes

Circle

Radius = n
Diameter 57993780
Circumference 182192833.2019
Area 2.641512771572E+15

Sphere

Radius = n
Volume 1.0212754036116E+23
Surface area 1.0566051086288E+16
Circumference 182192833.2019

Square

Length = n
Perimeter 115987560
Area 840819629672100
Diagonal 41007795.104641

Cube

Length = n
Surface area 5044917778032600
Volume 2.4381154311443E+22
Space diagonal 50224086.741486

Equilateral Triangle

Length = n
Perimeter 86990670
Area 3.6408557964833E+14
Altitude 25112043.370743

Triangular Pyramid

Length = n
Surface area 3.6408557964833E+14
Volume 2.8733465911295E+21
Height 13669265.03488