28366988 (number)

28366988 is an even 8-digits composite number following 28366987 and preceding 28366989. In scientific notation, it is written as 2.8366988 × 10^7. The sum of its digits is 50. It has a total of 5 prime factors and 24 positive divisors. There are 12632256 positive integers (up to 28366988) that are relatively prime to 28366988.

Interesting facts

Basic properties

Name

Name twenty-eight million three hundred sixty-six thousand nine hundred eighty-eight

Notation

Scientific notation 2.8366988 × 10^7
Engineering notation 2.8366988 × 10^6

Prime Factorization of 28366988

Prime Factorization 2 × 2 × 377 × 13 × 1447

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 14183494
Product of the distinct prime numbers

The prime factorization of 28366988 is 2 × 2 × 377 × 13 × 1447. Since it has a total of 5 prime factors.

Most popular turbo-numbers

2, 3, 4, 24, 537, 678, 8997, 8735, 33767, 13391, 965905, 197671, 3024110, 5382042, 26123154, 17152049, 220326091, 992621236, 7569635435, 5283333780

Basic calculations (n = 28366988)

Multiplication

n×y
n×2 56733976
n×3 85100964
n×4 113467952
n×5 141834940

Division

n÷y
n÷2 14183494
n÷3 9455662.6666667
n÷3 7091747
n÷5 5673397.6

Exponentiation

ny
n2 804686008192144
n3 2.2826518338154E+22
n4 6.4751957178021E+29
n5 1.8368179922454E+37

Nth Root

y√n
2√n 5326.0668414882
3√n 304.97979979089
4√n 72.979907107972
5√n 30.943016221132

Divisors of 28366988

1, 2, 4, 13, 26, 52, 377, 754, 1447, 1508, 2894, 4901, 5788, 9802, 18811, 19604, 37622, 75244, 545519, 1091038, 2182076, 7091747, 14183494, 28366988

24 divisors

τ Total Divisors 24
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28366987
Sum of the proper positive divisors of n
A Arithmetic Mean 0.041666666666667
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 24
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28366988 can be divided by 24 positive divisors. The sum of these divisors (counting 28366988) is 1, the average is 0.041666666666667.

Base conversion 28366988

Base System Value
2 Binary 1101100001101100010001100
3 Ternary 1222101012012012
4 Quaternary 1230031202030
5 Quinary 24230220423
6 Senary 2452000352
8 Octal 154154214
10 Decimal 28366988
12 Duodecimal 96000b8
16 Hexadecimal 1b0d88c
20 Vigesimal 8h5h98
36 Base36 gw03w

Cryptographic Hash Functions

md5 7a292bd543a98ae0135f3ac689322290
sha1 1df6dcbe7380a471e04c0644b8bfa969bbd5273f
sha256 e823c4346542c2b35ea04be383c9a413f9ca78dfd05000306bf83f0dcb4d0b81
sha512 f1ef51620ba96b2930c208a45a37ce203868c834071aa94c625acf6cd8ffb59f7ab611ed6dcc1dc5b74e572992c35e5c6fa62e77fd357325e2c00673fde5bd95
ripemd-160 0995c9308d54420b38a302f271a5e97b5eef6c62

28366988 as geometric shapes

Circle

Radius = n
Diameter 56733976
Circumference 178235042.21054
Area 2.5279956517829E+15

Sphere

Radius = n
Volume 9.5615496424238E+22
Surface area 1.0111982607132E+16
Circumference 178235042.21054

Square

Length = n
Perimeter 113467952
Area 804686008192144
Diagonal 40116979.153275

Cube

Length = n
Surface area 4828116049152864
Volume 2.2826518338154E+22
Space diagonal 49133064.473697

Equilateral Triangle

Length = n
Perimeter 85100964
Area 3.4843926258214E+14
Altitude 24566532.236848

Triangular Pyramid

Length = n
Surface area 3.4843926258214E+14
Volume 2.6901309846313E+21
Height 13372326.384425