28395864 (number)

28395864 is an even 8-digits composite number following 28395863 and preceding 28395865. In scientific notation, it is written as 2.8395864 × 10^7. The sum of its digits is 45. It has a total of 7 prime factors and 64 positive divisors. There are 8019648 positive integers (up to 28395864) that are relatively prime to 28395864.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred ninety-five thousand eight hundred sixty-four

Notation

Scientific notation 2.8395864 × 10^7
Engineering notation 2.8395864 × 10^6

Prime Factorization of 28395864

Prime Factorization 2 × 2 × 2 × 9 × 7 × 103 × 547

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 7
Total number of prime factors
rad Radical 7098966
Product of the distinct prime numbers

The prime factorization of 28395864 is 2 × 2 × 2 × 9 × 7 × 103 × 547. Since it has a total of 7 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28395864)

Multiplication

n×y
n×2 56791728
n×3 85187592
n×4 113583456
n×5 141979320

Division

n÷y
n÷2 14197932
n÷3 9465288
n÷3 7098966
n÷5 5679172.8

Exponentiation

ny
n2 806325092306496
n3 2.2896297660923E+22
n4 6.5016015448308E+29
n5 1.8461859324921E+37

Nth Root

y√n
2√n 5328.7769703751
3√n 305.08324879743
4√n 72.998472383846
5√n 30.949313308021

Divisors of 28395864

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 -28395863
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 28395864 can be divided by 64 positive divisors. The sum of these divisors (counting 28395864) is 1, the average is 0.015625.

Base conversion 28395864

Base System Value
2 Binary 1101100010100100101011000
3 Ternary 1222102122210200
4 Quaternary 1230110211120
5 Quinary 24232131424
6 Senary 2452342200
8 Octal 154244530
10 Decimal 28395864
12 Duodecimal 9614960
16 Hexadecimal 1b14958
20 Vigesimal 8h99d4
36 Base36 gwme0

Cryptographic Hash Functions

md5 a363654bcb1e7ba3a905516adc57ecde
sha1 454820761588b2d379806b1936d44a71756dfc68
sha256 b0383541ea619f71a77b436371b92070ca1d02d830dc7a076f99acc214a9ef30
sha512 a5de3c062fb0d9cea490518fae52c360a92c23743b638bffd47519c54713f71953adefe6044e044d939859ce6154f11fba730b5d7ddfd8a1a84590ae32d17983
ripemd-160 985f4713a2cec5829998ffcdcc9521953c20936b

28395864 as geometric shapes

Circle

Radius = n
Diameter 56791728
Circumference 178416475.46947
Area 2.5331449863952E+15

Sphere

Radius = n
Volume 9.5907787367947E+22
Surface area 1.0132579945581E+16
Circumference 178416475.46947

Square

Length = n
Perimeter 113583456
Area 806325092306496
Diagonal 40157815.984102

Cube

Length = n
Surface area 4837950553838976
Volume 2.2896297660923E+22
Space diagonal 49183079.172816

Equilateral Triangle

Length = n
Perimeter 85187592
Area 3.4914900682313E+14
Altitude 24591539.586408

Triangular Pyramid

Length = n
Surface area 3.4914900682313E+14
Volume 2.698354556684E+21
Height 13385938.661367