28490636 (number)

28490636 is an even 8-digits composite number following 28490635 and preceding 28490637. In scientific notation, it is written as 2.8490636 × 10^7. The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors. There are 14234640 positive integers (up to 28490636) that are relatively prime to 28490636.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred ninety thousand six hundred thirty-six

Notation

Scientific notation 2.8490636 × 10^7
Engineering notation 2.8490636 × 10^6

Prime Factorization of 28490636

Prime Factorization 2 × 2 × 2591 × 2749

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14245318
Product of the distinct prime numbers

The prime factorization of 28490636 is 2 × 2 × 2591 × 2749. Since it has a total of 4 prime factors.

Most popular turbo-numbers

5, 2, 100, 46, 960, 785, 8006, 288, 22104, 47997, 823453, 307278, 5357887, 7290654, 6832915, 15309194, 955571691, 453146248, 3083190019, 4090564276

Basic calculations (n = 28490636)

Multiplication

n×y
n×2 56981272
n×3 85471908
n×4 113962544
n×5 142453180

Division

n÷y
n÷2 14245318
n÷3 9496878.6666667
n÷3 7122659
n÷5 5698127.2

Exponentiation

ny
n2 811716339684496
n3 2.3126314769203E+22
n4 6.588834161108E+29
n5 1.8772007574849E+37

Nth Root

y√n
2√n 5337.6620350112
3√n 305.42227989471
4√n 73.059304917383
5√n 30.969944625204

Divisors of 28490636

1, 2, 4, 2591, 2749, 5182, 5498, 10364, 10996, 7122659, 14245318, 28490636

12 divisors

τ Total Divisors 12
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28490635
Sum of the proper positive divisors of n
A Arithmetic Mean 0.083333333333333
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 12
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28490636 can be divided by 12 positive divisors. The sum of these divisors (counting 28490636) is 1, the average is 0.083333333333333.

Base conversion 28490636

Base System Value
2 Binary 1101100101011101110001100
3 Ternary 1222121110210202
4 Quaternary 1230223232030
5 Quinary 24243200021
6 Senary 2454353032
8 Octal 154535614
10 Decimal 28490636
12 Duodecimal 965b778
16 Hexadecimal 1b2bb8c
20 Vigesimal 8i16bg
36 Base36 gynik

Cryptographic Hash Functions

md5 11588b75411d397c74519949c9cbded6
sha1 b056a7377ea62b6c76796d4ec925a84325957314
sha256 2c3646debd3464e781b096430e6bbcf8c13a6fd2e5ee135a8c3b2656f323fd33
sha512 1cc657f534d070fee74d00958e435e7687b872ea53b886f79d7c64cf5cd275206df59bffc3f2af6c511a6862a560da3df0d1ceeefb6bc0548b14962f483e95ca
ripemd-160 653352453444576c858438fe4f12fddaf7be6726

28490636 as geometric shapes

Circle

Radius = n
Diameter 56981272
Circumference 179011945.5074
Area 2.5500820895516E+15

Sphere

Radius = n
Volume 9.6871280778046E+22
Surface area 1.0200328358206E+16
Circumference 179011945.5074

Square

Length = n
Perimeter 113962544
Area 811716339684496
Diagonal 40291843.831835

Cube

Length = n
Surface area 4870298038106976
Volume 2.3126314769203E+22
Space diagonal 49347229.091951

Equilateral Triangle

Length = n
Perimeter 85471908
Area 3.5148348541685E+14
Altitude 24673614.545975

Triangular Pyramid

Length = n
Surface area 3.5148348541685E+14
Volume 2.7254623328597E+21
Height 13430614.610612