28431355 (number)

28431355 is an odd 8-digits composite number following 28431354 and preceding 28431356. In scientific notation, it is written as 2.8431355 × 10^7. The sum of its digits is 31. It has a total of 4 prime factors and 16 positive divisors. There are 22014720 positive integers (up to 28431355) that are relatively prime to 28431355.

Interesting facts

Basic properties

Name

Name twenty-eight million four hundred thirty-one thousand three hundred fifty-five

Notation

Scientific notation 2.8431355 × 10^7
Engineering notation 2.8431355 × 10^6

Prime Factorization of 28431355

Prime Factorization 5 × 37 × 313 × 491

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 28431355
Product of the distinct prime numbers

The prime factorization of 28431355 is 5 × 37 × 313 × 491. Since it has a total of 4 prime factors.

Most popular turbo-numbers

9, 3, 5, 12, 650, 711, 2512, 4164, 98707, 87865, 986178, 320734, 9125, 586965, 45516088, 72609989, 803335100, 261485180, 2597766856, 5433672918

Basic calculations (n = 28431355)

Multiplication

n×y
n×2 56862710
n×3 85294065
n×4 113725420
n×5 142156775

Division

n÷y
n÷2 14215677.5
n÷3 9477118.3333333
n÷3 7107838.75
n÷5 5686271

Exponentiation

ny
n2 808341947136025
n3 2.2982256860416E+22
n4 6.5341670349966E+29
n5 1.8577522260129E+37

Nth Root

y√n
2√n 5332.1060567097
3√n 305.21030018366
4√n 73.021271261939
5√n 30.957045936536

Divisors of 28431355

1, 5, 37, 185, 313, 491, 1565, 2455, 11581, 18167, 57905, 90835, 153683, 768415, 5686271, 28431355

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 -28431354
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 28431355 can be divided by 16 positive divisors. The sum of these divisors (counting 28431355) is 1, the average is 0.0625.

Base conversion 28431355

Base System Value
2 Binary 1101100011101001111111011
3 Ternary 1222111110111011
4 Quaternary 1230131033323
5 Quinary 24234300410
6 Senary 2453214351
8 Octal 154351773
10 Decimal 28431355
12 Duodecimal 96313b7
16 Hexadecimal 1b1d3fb
20 Vigesimal 8hdi7f
36 Base36 gxdrv

Cryptographic Hash Functions

md5 5d2e520785d36a073f2ec70481e9d0d5
sha1 d09c19f054835fcfe46e38151d90d4785c92838f
sha256 febe8fd060a3b590b9725ef862b6b847e9cfde2cda9eea47f78d547e7da60efe
sha512 5281e7fafef70cfbdcf69e0b07e50d235f5788a220498decbfd0f8a005a8f6552399439f97280d5217c8412844a3dc04b7b2e1b45c2dd3d3eb3d527876f3f065
ripemd-160 f110d8ee0aaf8907037d7ed69a2defc1da279493

28431355 as geometric shapes

Circle

Radius = n
Diameter 56862710
Circumference 178639471.99921
Area 2.539481122711E+15

Sphere

Radius = n
Volume 9.6267852420794E+22
Surface area 1.0157924490844E+16
Circumference 178639471.99921

Square

Length = n
Perimeter 113725420
Area 808341947136025
Diagonal 40208007.837644

Cube

Length = n
Surface area 4850051682816150
Volume 2.2982256860416E+22
Space diagonal 49244551.388027

Equilateral Triangle

Length = n
Perimeter 85294065
Area 3.5002233058219E+14
Altitude 24622275.694014

Triangular Pyramid

Length = n
Surface area 3.5002233058219E+14
Volume 2.7084849454952E+21
Height 13402669.279215