28697448 (number)

28697448 is an even 8-digits composite number following 28697447 and preceding 28697449. In scientific notation, it is written as 2.8697448 × 10^7. The sum of its digits is 48. It has a total of 8 prime factors and 128 positive divisors. There are 8107776 positive integers (up to 28697448) that are relatively prime to 28697448.

Interesting facts

Basic properties

Name

Name twenty-eight million six hundred ninety-seven thousand four hundred forty-eight

Notation

Scientific notation 2.8697448 × 10^7
Engineering notation 2.8697448 × 10^6

Prime Factorization of 28697448

Prime Factorization 2 × 2 × 2 × 3 × 19 × 13 × 103 × 47

Composite number
ω Distinct Factors 6
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 7174362
Product of the distinct prime numbers

The prime factorization of 28697448 is 2 × 2 × 2 × 3 × 19 × 13 × 103 × 47. Since it has a total of 8 prime factors.

Most popular turbo-numbers

Basic calculations (n = 28697448)

Multiplication

n×y
n×2 57394896
n×3 86092344
n×4 114789792
n×5 143487240

Division

n÷y
n÷2 14348724
n÷3 9565816
n÷3 7174362
n÷5 5739489.6

Exponentiation

ny
n2 823543521712704
n3 2.3633597390087E+22
n4 6.7822393215496E+29
n5 1.9463296025373E+37

Nth Root

y√n
2√n 5356.9999066642
3√n 306.15951356963
4√n 73.191528926947
5√n 31.014776474399

Divisors of 28697448

128 divisors

τ Total Divisors 128
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28697447
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0078125
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 128
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28697448 can be divided by 128 positive divisors. The sum of these divisors (counting 28697448) is 1, the average is 0.0078125.

Base conversion 28697448

Base System Value
2 Binary 1101101011110001101101000
3 Ternary 1222222222111110
4 Quaternary 1231132031220
5 Quinary 24321304243
6 Senary 2503030320
8 Octal 155361550
10 Decimal 28697448
12 Duodecimal 973b3a0
16 Hexadecimal 1b5e368
20 Vigesimal 8j73c8
36 Base36 h333c

Cryptographic Hash Functions

md5 caa2f6332bc074e9a07470b3eb6c874b
sha1 67bcc7eb75ae63078d5dfdc7c0da867177bda431
sha256 57cdb035df5204f5f6f77f47dbdb7d1d8621e3a42d0dab81f21b6121b1c6e816
sha512 b85e8479245a0c2dda27c57a054c232406546e1b2d6707022c259bf7ad96a2546e8e3dd02eca314a76b6b242d7b3bf622f06ffa7736583d0a88454eef23172e8
ripemd-160 78fd9535541f285fb452c919e6078e99c29bbbc8

28697448 as geometric shapes

Circle

Radius = n
Diameter 57394896
Circumference 180311383.62715
Area 2.5872382777241E+15

Sphere

Radius = n
Volume 9.8996181251462E+22
Surface area 1.0348953110896E+16
Circumference 180311383.62715

Square

Length = n
Perimeter 114789792
Area 823543521712704
Diagonal 40584320.167097

Cube

Length = n
Surface area 4941261130276224
Volume 2.3633597390087E+22
Space diagonal 49705437.983566

Equilateral Triangle

Length = n
Perimeter 86092344
Area 3.5660480546265E+14
Altitude 24852718.991783

Triangular Pyramid

Length = n
Surface area 3.5660480546265E+14
Volume 2.7852461630606E+21
Height 13528106.722366