28888980 (number)

28888980 is an even 8-digits composite number following 28888979 and preceding 28888981. In scientific notation, it is written as 2.8888980 × 10^7. The sum of its digits is 51. It has a total of 5 prime factors and 24 positive divisors. There are 7609600 positive integers (up to 28888980) that are relatively prime to 28888980.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8888980 × 10^7
Engineering notation 2.8888980 × 10^6

Prime Factorization of 28888980

Prime Factorization 2 × 2 × 15 × 83 × 5801

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14444490
Product of the distinct prime numbers

The prime factorization of 28888980 is 2 × 2 × 15 × 83 × 5801. Since it has a total of 5 prime factors.

Most popular turbo-numbers

7, 5, 25, 42, 973, 778, 5165, 2169, 72170, 66927, 319667, 637775, 4757393, 6354634, 26250, 69035566, 40506631, 371168303, 2344525922, 4747853637

Basic calculations (n = 28888980)

Multiplication

n×y
n×2 57777960
n×3 86666940
n×4 115555920
n×5 144444900

Division

n÷y
n÷2 14444490
n÷3 9629660
n÷3 7222245
n÷5 5777796

Exponentiation

ny
n2 834573165440400
n3 2.4109967484944E+22
n4 6.9651236847321E+29
n5 2.0121531882575E+37

Nth Root

y√n
2√n 5374.8469745659
3√n 306.83912532432
4√n 73.313347860849
5√n 31.056066045943

Divisors of 28888980

1, 2, 4, 15, 30, 60, 83, 166, 332, 1245, 2490, 4980, 5801, 11602, 23204, 87015, 174030, 348060, 481483, 962966, 1925932, 7222245, 14444490, 28888980

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 -28888979
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 28888980 can be divided by 24 positive divisors. The sum of these divisors (counting 28888980) is 1, the average is 0.041666666666667.

Base conversion 28888980

Base System Value
2 Binary 1101110001100111110010100
3 Ternary 2000100201020020
4 Quaternary 1232030332110
5 Quinary 24343421410
6 Senary 2511105140
8 Octal 156147624
10 Decimal 28888980
12 Duodecimal 98121b0
16 Hexadecimal 1b8cf94
20 Vigesimal 90b290
36 Base36 h76vo

Cryptographic Hash Functions

md5 ebfd2c3dd287530f2cc0576f8c31c618
sha1 008cfdac0037713b145a552e28054b7e536fd72a
sha256 3a05d23648c432fcf801656ca50f44b3aebc38a8c52b3db9bf103f393fff450c
sha512 13ff1237bf063893ec3b226082a8daf3c9de0f48d71b87835e2b391b61684f3314ccfea4391d2690326fcc35074e9571c580395932290280cf8df62bb69d65f4
ripemd-160 a2bd9c540c86e62249ec73da051b47da5a2b3757

28888980 as geometric shapes

Circle

Radius = n
Diameter 57777960
Circumference 181514814.6754
Area 2.6218889254307E+15

Sphere

Radius = n
Volume 1.0099159563865E+23
Surface area 1.0487555701723E+16
Circumference 181514814.6754

Square

Length = n
Perimeter 115555920
Area 834573165440400
Diagonal 40855187.319125

Cube

Length = n
Surface area 5007438992642400
Volume 2.4109967484944E+22
Space diagonal 50037181.138841

Equilateral Triangle

Length = n
Perimeter 86666940
Area 3.6138078129409E+14
Altitude 25018590.569421

Triangular Pyramid

Length = n
Surface area 3.6138078129409E+14
Volume 2.8413869171319E+21
Height 13618395.773042