28507923 (number)

28507923 is an odd 8-digits composite number following 28507922 and preceding 28507924. In scientific notation, it is written as 2.8507923 × 10^7. The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors. There are 17690400 positive integers (up to 28507923) that are relatively prime to 28507923.

Interesting facts

Basic properties

Name

Name twenty-eight million five hundred seven thousand nine hundred twenty-three

Notation

Scientific notation 2.8507923 × 10^7
Engineering notation 2.8507923 × 10^6

Prime Factorization of 28507923

Prime Factorization 3 × 9 × 1159 × 911

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28507923
Product of the distinct prime numbers

The prime factorization of 28507923 is 3 × 9 × 1159 × 911. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 1, 85, 44, 291, 467, 4622, 3581, 98930, 47223, 225775, 740606, 1426200, 2833006, 57409967, 99002027, 347805471, 868930240, 8032241664, 9865088189

Basic calculations (n = 28507923)

Multiplication

n×y
n×2 57015846
n×3 85523769
n×4 114031692
n×5 142539615

Division

n÷y
n÷2 14253961.5
n÷3 9502641
n÷3 7126980.75
n÷5 5701584.6

Exponentiation

ny
n2 812701673773929
n3 2.3168436737918E+22
n4 6.6048401055495E+29
n5 1.8829027315632E+37

Nth Root

y√n
2√n 5339.2811313884
3√n 305.48404015688
4√n 73.070384776518
5√n 30.973701982826

Divisors of 28507923

1, 3, 9, 27, 911, 1159, 2733, 3477, 8199, 10431, 24597, 31293, 1055849, 3167547, 9502641, 28507923

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28507922
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28507923 can be divided by 16 positive divisors. The sum of these divisors (counting 28507923) is 1, the average is 0.0625.

Base conversion 28507923

Base System Value
2 Binary 1101100101111111100010011
3 Ternary 1222122100112000
4 Quaternary 1230233330103
5 Quinary 24244223143
6 Senary 2455005043
8 Octal 154577423
10 Decimal 28507923
12 Duodecimal 9669783
16 Hexadecimal 1b2ff13
20 Vigesimal 8i39g3
36 Base36 gz0ur

Cryptographic Hash Functions

md5 300ade5e0352f99d5020594bbaf5c4b5
sha1 ebc72d3738b9094d2a22994f82c85482631d00a5
sha256 3138736e4a54d0b209fc35462295cfecf22ef584fd2b01913bb719681d838540
sha512 4f5061fd40e75fd598ffb9e17b26dfbc0296a2f24c598c83f2febcc0919dd24c5411f39b1aacb591f223632af57b213bc265970912c4c78c9b343c865fae95dd
ripemd-160 571c7c1eb1eab738ac27220edd0f3c34c75f35cc

28507923 as geometric shapes

Circle

Radius = n
Diameter 57015846
Circumference 179120562.93181
Area 2.5531776078883E+15

Sphere

Radius = n
Volume 9.7047720868005E+22
Surface area 1.0212710431553E+16
Circumference 179120562.93181

Square

Length = n
Perimeter 114031692
Area 812701673773929
Diagonal 40316291.341688

Cube

Length = n
Surface area 4876210042643574
Volume 2.3168436737918E+22
Space diagonal 49377171.054261

Equilateral Triangle

Length = n
Perimeter 85523769
Area 3.5191014759318E+14
Altitude 24688585.527131

Triangular Pyramid

Length = n
Surface area 3.5191014759318E+14
Volume 2.7304264544789E+21
Height 13438763.780563