28742012 (number)

28742012 is an even 8-digits composite number following 28742011 and preceding 28742013. In scientific notation, it is written as 2.8742012 × 10^7. The sum of its digits is 26. It has a total of 4 prime factors and 12 positive divisors. There are 13265520 positive integers (up to 28742012) that are relatively prime to 28742012.

Interesting facts

Basic properties

Name

Name twenty-eight million seven hundred forty-two thousand twelve

Notation

Scientific notation 2.8742012 × 10^7
Engineering notation 2.8742012 × 10^6

Prime Factorization of 28742012

Prime Factorization 2 × 2 × 13 × 552731

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 14371006
Product of the distinct prime numbers

The prime factorization of 28742012 is 2 × 2 × 13 × 552731. Since it has a total of 4 prime factors.

Most popular turbo-numbers

2, 1, 90, 100, 827, 768, 9183, 7429, 66958, 91971, 75401, 351942, 4136857, 6502733, 48269814, 25665722, 317790939, 969644134, 8113342734, 8097580409

Basic calculations (n = 28742012)

Multiplication

n×y
n×2 57484024
n×3 86226036
n×4 114968048
n×5 143710060

Division

n÷y
n÷2 14371006
n÷3 9580670.6666667
n÷3 7185503
n÷5 5748402.4

Exponentiation

ny
n2 826103253808144
n3 2.3743869634193E+22
n4 6.824465859524E+29
n5 1.9614887962803E+37

Nth Root

y√n
2√n 5361.1577107934
3√n 306.31790902767
4√n 73.219927006201
5√n 31.024403008238

Divisors of 28742012

1, 2, 4, 13, 26, 52, 552731, 1105462, 2210924, 7185503, 14371006, 28742012

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 -28742011
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 28742012 can be divided by 12 positive divisors. The sum of these divisors (counting 28742012) is 1, the average is 0.083333333333333.

Base conversion 28742012

Base System Value
2 Binary 1101101101001000101111100
3 Ternary 2000002020121222
4 Quaternary 1231221011330
5 Quinary 24324221022
6 Senary 2504012512
8 Octal 155510574
10 Decimal 28742012
12 Duodecimal 9761138
16 Hexadecimal 1b6917c
20 Vigesimal 8jcf0c
36 Base36 h41h8

Cryptographic Hash Functions

md5 fae8743667170bf057e1f49f784ad8ce
sha1 16dfc684afff690609805d082cf0d0457238236d
sha256 177c8547264fb0b82ae2fffd6de8afb13bfc8f27be77f9285ebd3e035e311278
sha512 48a2d952f6233b72ba3ac50193c3fe0ae65d2fe80db479173304f9d9af1bdeae10ff3675e01f06a671cea519107b3e50283013ad4fa82432bfb35d636a65c609
ripemd-160 8979a5291cde99cbb239bafb27c6913a9db8b619

28742012 as geometric shapes

Circle

Radius = n
Diameter 57484024
Circumference 180591387.49718
Area 2.5952799132703E+15

Sphere

Radius = n
Volume 9.9458088547431E+22
Surface area 1.0381119653081E+16
Circumference 180591387.49718

Square

Length = n
Perimeter 114968048
Area 826103253808144
Diagonal 40647343.18029

Cube

Length = n
Surface area 4956619522848864
Volume 2.3743869634193E+22
Space diagonal 49782625.095754

Equilateral Triangle

Length = n
Perimeter 86226036
Area 3.5771320197342E+14
Altitude 24891312.547877

Triangular Pyramid

Length = n
Surface area 3.5771320197342E+14
Volume 2.7982418716578E+21
Height 13549114.39343