28490816 (number)

28490816 is an even 8-digits composite number following 28490815 and preceding 28490817. In scientific notation, it is written as 2.8490816 × 10^7. The sum of its digits is 38. It has a total of 7 prime factors and 14 positive divisors. There are 14245376 positive integers (up to 28490816) that are relatively prime to 28490816.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8490816 × 10^7
Engineering notation 2.8490816 × 10^6

Prime Factorization of 28490816

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 445169

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 890338
Product of the distinct prime numbers

The prime factorization of 28490816 is 2 × 2 × 2 × 2 × 2 × 2 × 445169. Since it has a total of 7 prime factors.

Most popular turbo-numbers

3, 7, 94, 21, 285, 977, 5281, 6276, 38737, 83089, 698794, 87299, 9398004, 8425572, 92297777, 27298123, 858323037, 372957729, 7842806283, 6084334218

Basic calculations (n = 28490816)

Multiplication

n×y
n×2 56981632
n×3 85472448
n×4 113963264
n×5 142454080

Division

n÷y
n÷2 14245408
n÷3 9496938.6666667
n÷3 7122704
n÷5 5698163.2

Exponentiation

ny
n2 811726596345856
n3 2.3126753098796E+22
n4 6.5890006721523E+29
n5 1.8772600577417E+37

Nth Root

y√n
2√n 5337.6788962994
3√n 305.42292309896
4√n 73.059420311822
5√n 30.969983757893

Divisors of 28490816

1, 2, 4, 8, 16, 32, 64, 445169, 890338, 1780676, 3561352, 7122704, 14245408, 28490816

14 divisors

τ Total Divisors 14
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28490815
Sum of the proper positive divisors of n
A Arithmetic Mean 0.071428571428571
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 14
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28490816 can be divided by 14 positive divisors. The sum of these divisors (counting 28490816) is 1, the average is 0.071428571428571.

Base conversion 28490816

Base System Value
2 Binary 1101100101011110001000000
3 Ternary 1222121111001102
4 Quaternary 1230223301000
5 Quinary 24243201231
6 Senary 2454353532
8 Octal 154536100
10 Decimal 28490816
12 Duodecimal 965b8a8
16 Hexadecimal 1b2bc40
20 Vigesimal 8i170g
36 Base36 gynnk

Cryptographic Hash Functions

md5 44bf920e1f73c268d4a0cd9dfe3c2df7
sha1 6d89899bc9b7859ccbebdd2395366664266026ae
sha256 e958439bff6c9bcbec6219d162ae4ddf06d15803b85e17fffd1d01c44038bc13
sha512 0fb9e3553e5b087d2fc7f87283216a42390ad196ee9a56d564f6d34e1e456bc84eccb56a38ec71ae4be097eb001d49c7a130cb50b5d5c22243ea385ef17caf6f
ripemd-160 8818bf41e292231e5d2cb11a094ca7582aded37a

28490816 as geometric shapes

Circle

Radius = n
Diameter 56981632
Circumference 179013076.48076
Area 2.5501143118036E+15

Sphere

Radius = n
Volume 9.687311684875E+22
Surface area 1.0200457247214E+16
Circumference 179013076.48076

Square

Length = n
Perimeter 113963264
Area 811726596345856
Diagonal 40292098.390276

Cube

Length = n
Surface area 4870359578075136
Volume 2.3126753098796E+22
Space diagonal 49347540.861096

Equilateral Triangle

Length = n
Perimeter 85472448
Area 3.5148792668149E+14
Altitude 24673770.430548

Triangular Pyramid

Length = n
Surface area 3.5148792668149E+14
Volume 2.7255139904976E+21
Height 13430699.463425