28409664 (number)

28409664 is an even 8-digits composite number following 28409663 and preceding 28409665. In scientific notation, it is written as 2.8409664 × 10^7. The sum of its digits is 39. It has a total of 9 prime factors and 56 positive divisors. There are 9345024 positive integers (up to 28409664) that are relatively prime to 28409664.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 2.8409664 × 10^7
Engineering notation 2.8409664 × 10^6

Prime Factorization of 28409664

Prime Factorization 2 × 2 × 2 × 2 × 2 × 2 × 3 × 79 × 1873

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 9
Total number of prime factors
rad Radical 887802
Product of the distinct prime numbers

The prime factorization of 28409664 is 2 × 2 × 2 × 2 × 2 × 2 × 3 × 79 × 1873. Since it has a total of 9 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28409664)

Multiplication

n×y
n×2 56819328
n×3 85228992
n×4 113638656
n×5 142048320

Division

n÷y
n÷2 14204832
n÷3 9469888
n÷3 7102416
n÷5 5681932.8

Exponentiation

ny
n2 807109008592896
n3 2.2929695745497E+22
n4 6.5142495175181E+29
n5 1.8506764000485E+37

Nth Root

y√n
2√n 5330.0716693118
3√n 305.13266288337
4√n 73.007339831772
5√n 30.952320911677

Divisors of 28409664

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 -28409663
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 28409664 can be divided by 56 positive divisors. The sum of these divisors (counting 28409664) is 1, the average is 0.017857142857143.

Base conversion 28409664

Base System Value
2 Binary 1101100010111111101000000
3 Ternary 1222110100201210
4 Quaternary 1230113331000
5 Quinary 24233102124
6 Senary 2452530120
8 Octal 154277500
10 Decimal 28409664
12 Duodecimal 9620940
16 Hexadecimal 1b17f40
20 Vigesimal 8hb434
36 Base36 gwx1c

Cryptographic Hash Functions

md5 69d6563d9ad67c5d2046a533db378f2a
sha1 80d9aae4f072b4c2f7e4615640b05f68a61f14c3
sha256 352ac8fe431bcf82cf61d3745c1c06c1443db0d810d48bbf3ba42ae5279156b4
sha512 03c85873ceec999187d2f0eac9b1137b9b0eebaa9c4949e9969fdacc5b353bd35407b286973f55d1cb002a4376b879b2a60569ccb684a5d999716bea6064f517
ripemd-160 b18839a4b7032973f7d6b6ead7f061e7943f6677

28409664 as geometric shapes

Circle

Radius = n
Diameter 56819328
Circumference 178503183.42671
Area 2.5356077320416E+15

Sphere

Radius = n
Volume 9.6047684937471E+22
Surface area 1.0142430928166E+16
Circumference 178503183.42671

Square

Length = n
Perimeter 113638656
Area 807109008592896
Diagonal 40177332.131263

Cube

Length = n
Surface area 4842654051557376
Volume 2.2929695745497E+22
Space diagonal 49206981.47396

Equilateral Triangle

Length = n
Perimeter 85228992
Area 3.4948845253236E+14
Altitude 24603490.73698

Triangular Pyramid

Length = n
Surface area 3.4948845253236E+14
Volume 2.7022905586976E+21
Height 13392444.043754