27989957 (number)

27989957 is an odd 8-digits composite number following 27989956 and preceding 27989958. In scientific notation, it is written as 2.7989957 × 10^7. The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors. There are 27246352 positive integers (up to 27989957) that are relatively prime to 27989957.

Interesting facts

Basic properties

Name

Name twenty-seven million nine hundred eighty-nine thousand nine hundred fifty-seven

Notation

Scientific notation 2.7989957 × 10^7
Engineering notation 2.7989957 × 10^6

Prime Factorization of 27989957

Prime Factorization 197 × 47 × 3023

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 27989957
Product of the distinct prime numbers

The prime factorization of 27989957 is 197 × 47 × 3023. Since it has a total of 3 prime factors.

Most popular turbo-numbers

Basic calculations (n = 27989957)

Multiplication

n×y
n×2 55979914
n×3 83969871
n×4 111959828
n×5 139949785

Division

n÷y
n÷2 13994978.5
n÷3 9329985.6666667
n÷3 6997489.25
n÷5 5597991.4

Exponentiation

ny
n2 783437692861849
n3 2.1928387335382E+22
n4 6.137746185967E+29
n5 1.7179525182213E+37

Nth Root

y√n
2√n 5290.5535627191
3√n 303.62258753291
4√n 72.736191560454
5√n 30.860321504564

Divisors of 27989957

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 -27989956
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 27989957 can be divided by 8 positive divisors. The sum of these divisors (counting 27989957) is 1, the average is 0.125.

Base conversion 27989957

Base System Value
2 Binary 1101010110001011111000101
3 Ternary 1221200001000002
4 Quaternary 1222301133011
5 Quinary 24131134312
6 Senary 2435531045
8 Octal 152613705
10 Decimal 27989957
12 Duodecimal 9459a85
16 Hexadecimal 1ab17c5
20 Vigesimal 8eiehh
36 Base36 gnx6t

Cryptographic Hash Functions

md5 defe44905f2b91a62b431b3677c0dda3
sha1 6162ad4c7841636f674dbb0fe5f0177304377f1a
sha256 062596b6e986a0cb8f436ae7b929e5b0c587a1bd980c1d46a71bd4791ae3abf7
sha512 b314f03a00bdf5ad464795e3dd72d98722be90b5ab8d4ba7cc43a2220309ff936e55809f9c3961902feb6f79c71e0238c0bc7cee3cd9fffff8e677635990c71b
ripemd-160 af408f4306d1142b694baef3b70f03ce05848607

27989957 as geometric shapes

Circle

Radius = n
Diameter 55979914
Circumference 175866086.57099
Area 2.4612421004401E+15

Sphere

Radius = n
Volume 9.1853414077212E+22
Surface area 9.8449684017605E+15
Circumference 175866086.57099

Square

Length = n
Perimeter 111959828
Area 783437692861849
Diagonal 39583776.79964

Cube

Length = n
Surface area 4700626157171094
Volume 2.1928387335382E+22
Space diagonal 48480027.625668

Equilateral Triangle

Length = n
Perimeter 83969871
Area 3.3923847215032E+14
Altitude 24240013.812834

Triangular Pyramid

Length = n
Surface area 3.3923847215032E+14
Volume 2.584285230889E+21
Height 13194592.266547