28490908 (number)

28490908 is an even 8-digits composite number following 28490907 and preceding 28490909. In scientific notation, it is written as 2.8490908 × 10^7. The sum of its digits is 40. It has a total of 4 prime factors and 12 positive divisors. There are 14177520 positive integers (up to 28490908) that are relatively prime to 28490908.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8490908 × 10^7
Engineering notation 2.8490908 × 10^6

Prime Factorization of 28490908

Prime Factorization 2 × 2 × 211 × 33757

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14245454
Product of the distinct prime numbers

The prime factorization of 28490908 is 2 × 2 × 211 × 33757. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 8, 29, 83, 211, 754, 668, 3804, 73679, 84070, 650075, 992073, 6765388, 440979, 26169813, 55181802, 521542278, 498483985, 9685305372, 1216911767

Basic calculations (n = 28490908)

Multiplication

n×y
n×2 56981816
n×3 85472724
n×4 113963632
n×5 142454540

Division

n÷y
n÷2 14245454
n÷3 9496969.3333333
n÷3 7122727
n÷5 5698181.6

Exponentiation

ny
n2 811731838664464
n3 2.312697713606E+22
n4 6.5890857790159E+29
n5 1.8772903673405E+37

Nth Root

y√n
2√n 5337.6875142706
3√n 305.42325184675
4√n 73.05947929099
5√n 30.970003758969

Divisors of 28490908

1, 2, 4, 211, 422, 844, 33757, 67514, 135028, 7122727, 14245454, 28490908

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28490907
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28490908 can be divided by 12 positive divisors. The sum of these divisors (counting 28490908) is 1, the average is 0.083333333333333.

Base conversion 28490908

Base System Value
2 Binary 1101100101011110010011100
3 Ternary 1222121111011211
4 Quaternary 1230223302130
5 Quinary 24243202113
6 Senary 2454354204
8 Octal 154536234
10 Decimal 28490908
12 Duodecimal 965b964
16 Hexadecimal 1b2bc9c
20 Vigesimal 8i1758
36 Base36 gynq4

Cryptographic Hash Functions

md5 92e9bf93d8400a82e0394b259229de3e
sha1 7e0df8495d72e173fc8b1a0c2f21c860a5d070f2
sha256 23f1c3c5261605ef532080c8f11615be79a675542088de65e15d4585df5682f6
sha512 d576e0ec2f16893509be4f8b13c8092bf50727f6c67c69dde5e4ddb1ca46b81aa1f09818ea8e5360eb5147bc2761271c438c9babdeeacf88b377dc604a639627
ripemd-160 4b338d79356f750dc8eca25db88653dfa2a3f764

28490908 as geometric shapes

Circle

Radius = n
Diameter 56981816
Circumference 179013654.53381
Area 2.5501307810332E+15

Sphere

Radius = n
Volume 9.6874055293847E+22
Surface area 1.0200523124133E+16
Circumference 179013654.53381

Square

Length = n
Perimeter 113963632
Area 811731838664464
Diagonal 40292228.497924

Cube

Length = n
Surface area 4870391031986784
Volume 2.312697713606E+22
Space diagonal 49347700.209771

Equilateral Triangle

Length = n
Perimeter 85472724
Area 3.5149019667204E+14
Altitude 24673850.104885

Triangular Pyramid

Length = n
Surface area 3.5149019667204E+14
Volume 2.7255403935424E+21
Height 13430742.832641