28988892 (number)

28988892 is an even 8-digits composite number following 28988891 and preceding 28988893. In scientific notation, it is written as 2.8988892 × 10^7. The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors. There are 9539712 positive integers (up to 28988892) that are relatively prime to 28988892.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred eighty-eight thousand eight hundred ninety-two

Notation

Scientific notation 2.8988892 × 10^7
Engineering notation 2.8988892 × 10^6

Prime Factorization of 28988892

Prime Factorization 2 × 2 × 9 × 79 × 10193

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14494446
Product of the distinct prime numbers

The prime factorization of 28988892 is 2 × 2 × 9 × 79 × 10193. Since it has a total of 5 prime factors.

Most popular turbo-numbers

8, 1, 86, 97, 142, 563, 2959, 9684, 79684, 24420, 255110, 701192, 4099310, 9164736, 33799034, 38026027, 727794141, 944952626, 2231210433, 5186099748

Basic calculations (n = 28988892)

Multiplication

n×y
n×2 57977784
n×3 86966676
n×4 115955568
n×5 144944460

Division

n÷y
n÷2 14494446
n÷3 9662964
n÷3 7247223
n÷5 5797778.4

Exponentiation

ny
n2 840355859387664
n3 2.4360985249356E+22
n4 7.0619797040718E+29
n5 2.0471896694753E+37

Nth Root

y√n
2√n 5384.1333564465
3√n 307.19245078291
4√n 73.376654028693
5√n 31.077517755655

Divisors of 28988892

1, 2, 4, 9, 18, 36, 79, 158, 316, 711, 1422, 2844, 10193, 20386, 40772, 91737, 183474, 366948, 805247, 1610494, 3220988, 7247223, 14494446, 28988892

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28988891
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28988892 can be divided by 24 positive divisors. The sum of these divisors (counting 28988892) is 1, the average is 0.041666666666667.

Base conversion 28988892

Base System Value
2 Binary 1101110100101010111011100
3 Ternary 2000112210021200
4 Quaternary 1232211113130
5 Quinary 24410121032
6 Senary 2513155500
8 Octal 156452734
10 Decimal 28988892
12 Duodecimal 985bb90
16 Hexadecimal 1ba55dc
20 Vigesimal 913c4c
36 Base36 h9bz0

Cryptographic Hash Functions

md5 034fe6ba4aa5912ed61f9b57c7c1482c
sha1 6f98d2aaba1dc90a8a492aa562fc4c98dc4268a2
sha256 a53690c6468d576c2c1e1d603175c3c9f3dbbe35012624273d18d52413e6357a
sha512 aaec58a51281ac9db2cf6cb170d99cfd98c12e60896c56a979d7c475fedef4201cb85d826003981c709c9c648bf7de020f0b8ca868ae7b98c97348e0ecc9995c
ripemd-160 7fa496580dfd800d618cb2bb0c4ec4b107e5aade

28988892 as geometric shapes

Circle

Radius = n
Diameter 57977784
Circumference 182142580.28582
Area 2.6400557942534E+15

Sphere

Radius = n
Volume 1.0204305639145E+23
Surface area 1.0560223177014E+16
Circumference 182142580.28582

Square

Length = n
Perimeter 115955568
Area 840355859387664
Diagonal 40996484.224569

Cube

Length = n
Surface area 5042135156325984
Volume 2.4360985249356E+22
Space diagonal 50210233.799127

Equilateral Triangle

Length = n
Perimeter 86966676
Area 3.6388476122441E+14
Altitude 25105116.899563

Triangular Pyramid

Length = n
Surface area 3.6388476122441E+14
Volume 2.8709696443675E+21
Height 13665494.741523