28989839 (number)

28989839 is an odd 8-digits composite number following 28989838 and preceding 28989840. In scientific notation, it is written as 2.8989839 × 10^7. The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors. There are 27464040 positive integers (up to 28989839) that are relatively prime to 28989839.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred eighty-nine thousand eight hundred thirty-nine

Notation

Scientific notation 2.8989839 × 10^7
Engineering notation 2.8989839 × 10^6

Prime Factorization of 28989839

Prime Factorization 19 × 1525781

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28989839
Product of the distinct prime numbers

The prime factorization of 28989839 is 19 × 1525781. Since it has a total of 2 prime factors.

Most popular turbo-numbers

2, 3, 25, 74, 702, 689, 3648, 7247, 88685, 71809, 540195, 157360, 3395251, 7056660, 87258284, 31912405, 640248398, 752463852, 5562242966, 7275273409

Basic calculations (n = 28989839)

Multiplication

n×y
n×2 57979678
n×3 86969517
n×4 115959356
n×5 144949195

Division

n÷y
n÷2 14494919.5
n÷3 9663279.6666667
n÷3 7247459.75
n÷5 5797967.8

Exponentiation

ny
n2 840410765245921
n3 2.4363372778346E+22
n4 7.0629025434123E+29
n5 2.0475240760621E+37

Nth Root

y√n
2√n 5384.2212993152
3√n 307.19579583525
4√n 73.377253282712
5√n 31.077720799116

Divisors of 28989839

1, 19, 1525781, 28989839

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28989838
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28989839 can be divided by 4 positive divisors. The sum of these divisors (counting 28989839) is 1, the average is 0.25.

Base conversion 28989839

Base System Value
2 Binary 1101110100101100110001111
3 Ternary 2000112211120202
4 Quaternary 1232211212033
5 Quinary 24410133324
6 Senary 2513204115
8 Octal 156454617
10 Decimal 28989839
12 Duodecimal 986063b
16 Hexadecimal 1ba598f
20 Vigesimal 913ebj
36 Base36 h9cpb

Cryptographic Hash Functions

md5 16e55b9d868752143c7f1ee24c0c4b51
sha1 69af6571f9a3bd05d7463c62f1dc961655ff7c7d
sha256 d2857f6af41080732ad0407100416031afeb8bf01ea5d5e9ebf7337b706a95f3
sha512 7a4327a28fbea8d241d941f560071114aa7d74378b68c353d76da85108424afecaf12b6224ec5f651da3adcbb08642af5bc3ebdd4433a6112562b16ee671b679
ripemd-160 1cc669dd9107316a978730133d43d8c1a09f7bd7

28989839 as geometric shapes

Circle

Radius = n
Diameter 57979678
Circumference 182148530.4623
Area 2.6402282860944E+15

Sphere

Radius = n
Volume 1.020530572495E+23
Surface area 1.0560913144377E+16
Circumference 182148530.4623

Square

Length = n
Perimeter 115959356
Area 840410765245921
Diagonal 40997823.484812

Cube

Length = n
Surface area 5042464591475526
Volume 2.4363372778346E+22
Space diagonal 50211874.051242

Equilateral Triangle

Length = n
Perimeter 86969517
Area 3.6390853615844E+14
Altitude 25105937.025621

Triangular Pyramid

Length = n
Surface area 3.6390853615844E+14
Volume 2.8712510173574E+21
Height 13665941.161604