28999908 (number)

28999908 is an even 8-digits composite number following 28999907 and preceding 28999909. In scientific notation, it is written as 2.8999908 × 10^7. The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors. There are 8285616 positive integers (up to 28999908) that are relatively prime to 28999908.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8999908 × 10^7
Engineering notation 2.8999908 × 10^6

Prime Factorization of 28999908

Prime Factorization 2 × 2 × 21 × 3 × 115079

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14499954
Product of the distinct prime numbers

The prime factorization of 28999908 is 2 × 2 × 21 × 3 × 115079. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 1, 83, 85, 806, 37, 1721, 2446, 5343, 7616, 874166, 238286, 1043494, 1321816, 36340480, 584589, 152390200, 244755270, 4921727946, 9884576445

Basic calculations (n = 28999908)

Multiplication

n×y
n×2 57999816
n×3 86999724
n×4 115999632
n×5 144999540

Division

n÷y
n÷2 14499954
n÷3 9666636
n÷3 7249977
n÷5 5799981.6

Exponentiation

ny
n2 840994664008464
n3 2.4388767884736E+22
n4 7.0727202489071E+29
n5 2.0510823652804E+37

Nth Root

y√n
2√n 5385.1562651422
3√n 307.23135767957
4√n 73.383623957544
5√n 31.079879335458

Divisors of 28999908

1, 2, 3, 4, 6, 12, 21, 42, 63, 84, 126, 252, 115079, 230158, 345237, 460316, 690474, 1380948, 2416659, 4833318, 7249977, 9666636, 14499954, 28999908

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28999907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28999908 can be divided by 24 positive divisors. The sum of these divisors (counting 28999908) is 1, the average is 0.041666666666667.

Base conversion 28999908

Base System Value
2 Binary 1101110101000000011100100
3 Ternary 2000120100101200
4 Quaternary 1232220003210
5 Quinary 24410444113
6 Senary 2513322500
8 Octal 156500344
10 Decimal 28999908
12 Duodecimal 9866430
16 Hexadecimal 1ba80e4
20 Vigesimal 914jf8
36 Base36 h9kh0

Cryptographic Hash Functions

md5 520ffd297a796b0241c6f657eb59b721
sha1 eb3b93252469df193e7a1dd86172cc4745a65f9e
sha256 c27da3c5bef621724edadea450478a83f06dba15ad5a52ebfd06565e197d5837
sha512 a047291fb7d95fa51ea8e6218048d56409c7f7dd7329b68655303373b5080c9a59f60f633bd99bfcdc797bc4e86d8b39f2856f4de43314887d0c941a474840cb
ripemd-160 6f99da09e735bad57cb9b82e95ba279ecfa00e79

28999908 as geometric shapes

Circle

Radius = n
Diameter 57999816
Circumference 182211795.85516
Area 2.6420626581572E+15

Sphere

Radius = n
Volume 1.0215943202239E+23
Surface area 1.0568250632629E+16
Circumference 182211795.85516

Square

Length = n
Perimeter 115999632
Area 840994664008464
Diagonal 41012063.201172

Cube

Length = n
Surface area 5045967984050784
Volume 2.4388767884736E+22
Space diagonal 50229314.070823

Equilateral Triangle

Length = n
Perimeter 86999724
Area 3.6416137173924E+14
Altitude 25114657.035412

Triangular Pyramid

Length = n
Surface area 3.6416137173924E+14
Volume 2.874243859347E+21
Height 13670687.733724