28932978 (number)

28932978 is an even 8-digits composite number following 28932977 and preceding 28932979. In scientific notation, it is written as 2.8932978 × 10^7. The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors. There are 9644324 positive integers (up to 28932978) that are relatively prime to 28932978.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-two thousand nine hundred seventy-eight

Notation

Scientific notation 2.8932978 × 10^7
Engineering notation 2.8932978 × 10^6

Prime Factorization of 28932978

Prime Factorization 2 × 3 × 4822163

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28932978
Product of the distinct prime numbers

The prime factorization of 28932978 is 2 × 3 × 4822163. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 10, 23, 47, 999, 928, 1696, 4717, 20347, 68107, 379305, 513580, 8912151, 4010901, 26558115, 81696240, 580389926, 87539551, 9437058264, 9038803521

Basic calculations (n = 28932978)

Multiplication

n×y
n×2 57865956
n×3 86798934
n×4 115731912
n×5 144664890

Division

n÷y
n÷2 14466489
n÷3 9644326
n÷3 7233244.5
n÷5 5786595.6

Exponentiation

ny
n2 837117215948484
n3 2.4220293992459E+22
n4 7.0076523323734E+29
n5 2.0275225076421E+37

Nth Root

y√n
2√n 5378.9383710915
3√n 306.99481860205
4√n 73.34124604267
5√n 31.065519984008

Divisors of 28932978

1, 2, 3, 6, 4822163, 9644326, 14466489, 28932978

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28932977
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28932978 can be divided by 8 positive divisors. The sum of these divisors (counting 28932978) is 1, the average is 0.125.

Base conversion 28932978

Base System Value
2 Binary 1101110010111101101110010
3 Ternary 2000102221120210
4 Quaternary 1232113231302
5 Quinary 24401323403
6 Senary 2512044550
8 Octal 156275562
10 Decimal 28932978
12 Duodecimal 9833756
16 Hexadecimal 1b97b72
20 Vigesimal 90gc8i
36 Base36 h84tu

Cryptographic Hash Functions

md5 4bdf15d8febccf1096343d7f1885e0d4
sha1 682a78e2044435b981dc0f6cc01dec9d28d78f8a
sha256 d25c3dba4ae1bdbc4414df24496b0c500312ae2d8c15be96996faaba5fb7ad67
sha512 0dfc91f95b030513018b71055d3aca1042ceba96cec6d7a70d25848fcfea9a70f405e19b4c9369cf9b69fdc1c43ac6436f82087944b6a2d187a1f7be58589d7a
ripemd-160 5413d8692e587c7ee1221f4e9a6af8fdb7d6af3e

28932978 as geometric shapes

Circle

Radius = n
Diameter 57865956
Circumference 181791262.26255
Area 2.6298812958173E+15

Sphere

Radius = n
Volume 1.0145373023266E+23
Surface area 1.0519525183269E+16
Circumference 181791262.26255

Square

Length = n
Perimeter 115731912
Area 837117215948484
Diagonal 40917409.887442

Cube

Length = n
Surface area 5022703295690904
Volume 2.4220293992459E+22
Space diagonal 50113387.910273

Equilateral Triangle

Length = n
Perimeter 86798934
Area 3.6248238747835E+14
Altitude 25056693.955136

Triangular Pyramid

Length = n
Surface area 3.6248238747835E+14
Volume 2.8543890207332E+21
Height 13639136.629147