28939957 (number)

28939957 is an odd 8-digits composite number following 28939956 and preceding 28939958. In scientific notation, it is written as 2.8939957 × 10^7. The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors. There are 26040960 positive integers (up to 28939957) that are relatively prime to 28939957.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred thirty-nine thousand nine hundred fifty-seven

Notation

Scientific notation 2.8939957 × 10^7
Engineering notation 2.8939957 × 10^6

Prime Factorization of 28939957

Prime Factorization 37 × 31 × 23 × 1097

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28939957
Product of the distinct prime numbers

The prime factorization of 28939957 is 37 × 31 × 23 × 1097. Since it has a total of 4 prime factors.

Most popular turbo-numbers

3, 5, 88, 69, 406, 119, 826, 2092, 83744, 57760, 853546, 400295, 9520640, 7810870, 64430587, 96336564, 972224423, 87012042, 9197477368, 3062385807

Basic calculations (n = 28939957)

Multiplication

n×y
n×2 57879914
n×3 86819871
n×4 115759828
n×5 144699785

Division

n÷y
n÷2 14469978.5
n÷3 9646652.3333333
n÷3 7234989.25
n÷5 5787991.4

Exponentiation

ny
n2 837521111161849
n3 2.4237824943616E+22
n4 7.0144161164178E+29
n5 2.0299690078924E+37

Nth Root

y√n
2√n 5379.5870659373
3√n 307.01950029451
4√n 73.345668351562
5√n 31.067018518645

Divisors of 28939957

1, 23, 31, 37, 713, 851, 1097, 1147, 25231, 26381, 34007, 40589, 782161, 933547, 1258259, 28939957

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 -28939956
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 28939957 can be divided by 16 positive divisors. The sum of these divisors (counting 28939957) is 1, the average is 0.0625.

Base conversion 28939957

Base System Value
2 Binary 1101110011001011010110101
3 Ternary 2000110022011021
4 Quaternary 1232121122311
5 Quinary 24402034312
6 Senary 2512141141
8 Octal 156313265
10 Decimal 28939957
12 Duodecimal 98377b1
16 Hexadecimal 1b996b5
20 Vigesimal 90h9hh
36 Base36 h8a7p

Cryptographic Hash Functions

md5 b90b7b64f00d9ed3c57a2246b4acdce4
sha1 18501431ac45c38b02469a0b2e9da7f84f490184
sha256 27f92a2718df86161e0ee002fde7e561e874ec61b8396f3b75705593549f1811
sha512 f06df69d5dd701f8e9bade86cb08465e74e691066ae4188474dbf6fe26922b6345a8b7306d01ca513133b4a5fe9498ba9e608a239dca62af83126c31295bc097
ripemd-160 9454aac21b05dbcafdd9787f6166ee2c884eee04

28939957 as geometric shapes

Circle

Radius = n
Diameter 57879914
Circumference 181835112.61281
Area 2.6311501700524E+15

Sphere

Radius = n
Volume 1.0152716370915E+23
Surface area 1.052460068021E+16
Circumference 181835112.61281

Square

Length = n
Perimeter 115759828
Area 837521111161849
Diagonal 40927279.683894

Cube

Length = n
Surface area 5025126666971094
Volume 2.4237824943616E+22
Space diagonal 50125475.892859

Equilateral Triangle

Length = n
Perimeter 86819871
Area 3.6265727923597E+14
Altitude 25062737.946429

Triangular Pyramid

Length = n
Surface area 3.6265727923597E+14
Volume 2.8564550631406E+21
Height 13642426.561298