28667968 (number)

28667968 is an even 8-digits composite number following 28667967 and preceding 28667969. In scientific notation, it is written as 2.8667968 × 10^7. The sum of its digits is 52. It has a total of 9 prime factors and 56 positive divisors. There are 12131328 positive integers (up to 28667968) that are relatively prime to 28667968.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred sixty-seven thousand nine hundred sixty-eight

Notation

Scientific notation 2.8667968 × 10^7
Engineering notation 2.8667968 × 10^6

Prime Factorization of 28667968

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 7 × 89 × 719

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 895874
Product of the distinct prime numbers

The prime factorization of 28667968 is 2 × 2 × 2 × 2 × 2 × 2 × 7 × 89 × 719. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28667968)

Multiplication

n×y
n×2 57335936
n×3 86003904
n×4 114671872
n×5 143339840

Division

n÷y
n÷2 14333984
n÷3 9555989.3333333
n÷3 7166992
n÷5 5733593.6

Exponentiation

ny
n2 821852389249024
n3 2.3560837995715E+22
n4 6.7544134971433E+29
n5 1.9363530999487E+37

Nth Root

y√n
2√n 5354.247659569
3√n 306.05464158714
4√n 73.172724833568
5√n 31.008401750476

Divisors of 28667968

56 divisors

τ Total Divisors 56
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28667967
Sum of the proper positive divisors of n
A Arithmetic Mean 0.017857142857143
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 56
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28667968 can be divided by 56 positive divisors. The sum of these divisors (counting 28667968) is 1, the average is 0.017857142857143.

Base conversion 28667968

Base System Value
2 Binary 1101101010111000001000000
3 Ternary 1222221111001121
4 Quaternary 1231113001000
5 Quinary 24314333333
6 Senary 2502242024
8 Octal 155270100
10 Decimal 28667968
12 Duodecimal 9726314
16 Hexadecimal 1b57040
20 Vigesimal 8j39i8
36 Base36 h2gcg

Cryptographic Hash Functions

md5 0e2d0848abfcc9aa5e0dec9b3e165eaa
sha1 1c09567df0b25e92ce497b554dc577e7a00c1c54
sha256 edf739e77612847d61dee18af189bdc76e6b0aab09b23110e7938fb8d5c8be20
sha512 f354b4bd1b75679ca898ac83f90bce98c917b9805b4c7d906d5a3b97ee8f61f85f9629410d6565528e6e3355394d5fed7abd83e2682a3ed9342e60a526cec52e
ripemd-160 7d11b8784269f65478bc9a793c678b59da5774e3

28667968 as geometric shapes

Circle

Radius = n
Diameter 57335936
Circumference 180126155.32429
Area 2.5819254284E+15

Sphere

Radius = n
Volume 9.8691407413008E+22
Surface area 1.03277017136E+16
Circumference 180126155.32429

Square

Length = n
Perimeter 114671872
Area 821852389249024
Diagonal 40542629.151278

Cube

Length = n
Surface area 4931114335494144
Volume 2.3560837995715E+22
Space diagonal 49654377.125759

Equilateral Triangle

Length = n
Perimeter 86003904
Area 3.558725236253E+14
Altitude 24827188.562879

Triangular Pyramid

Length = n
Surface area 3.558725236253E+14
Volume 2.7766713862012E+21
Height 13514209.717093