28897767 (number)

28897767 is an odd 8-digits composite number following 28897766 and preceding 28897768. In scientific notation, it is written as 2.8897767 × 10^7. The sum of its digits is 54. It has a total of 2 prime factors and 4 positive divisors. There are 19265172 positive integers (up to 28897767) that are relatively prime to 28897767.

Interesting facts

Basic properties

Name

Name twenty-eight million eight hundred ninety-seven thousand seven hundred sixty-seven

Notation

Scientific notation 2.8897767 × 10^7
Engineering notation 2.8897767 × 10^6

Prime Factorization of 28897767

Prime Factorization 9 × 3210863

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 28897767
Product of the distinct prime numbers

The prime factorization of 28897767 is 9 × 3210863. Since it has a total of 2 prime factors.

Most popular turbo-numbers

1, 10, 13, 16, 125, 868, 1235, 2518, 26193, 15664, 412516, 57937, 9492582, 7201662, 97780519, 43866627, 93227662, 55647541, 7719141171, 8288956225

Basic calculations (n = 28897767)

Multiplication

n×y
n×2 57795534
n×3 86693301
n×4 115591068
n×5 144488835

Division

n÷y
n÷2 14448883.5
n÷3 9632589
n÷3 7224441.75
n÷5 5779553.4

Exponentiation

ny
n2 835080937586289
n3 2.413197436051E+22
n4 6.9736017232E+29
n5 2.0152151774783E+37

Nth Root

y√n
2√n 5375.6643310385
3√n 306.87023201942
4√n 73.318922053168
5√n 31.057955046227

Divisors of 28897767

1, 9, 3210863, 28897767

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28897766
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28897767 can be divided by 4 positive divisors. The sum of these divisors (counting 28897767) is 1, the average is 0.25.

Base conversion 28897767

Base System Value
2 Binary 1101110001111000111100111
3 Ternary 2000101011021200
4 Quaternary 1232033013213
5 Quinary 24344212032
6 Senary 2511213543
8 Octal 156170747
10 Decimal 28897767
12 Duodecimal 98172b3
16 Hexadecimal 1b8f1e7
20 Vigesimal 90c487
36 Base36 h7dnr

Cryptographic Hash Functions

md5 45717fe679afffb5d3e61763390c7352
sha1 112285a37813f719092a02af6528dc765fa34182
sha256 c121bf9e5aa67adaac36446b36d25e354d51eb17eb7738bd3f61bc1d9f83efb8
sha512 74be997cbcbc43f21f17b9926c4b1ad3b5aa8f5188d4e5072c1126a09a8134124efd87a7af52914279fdd45753a7f853e1f8fce3b87ebb00323d7047c036e698
ripemd-160 678dd146338f00033ac892f6eef580c9d69f5269

28897767 as geometric shapes

Circle

Radius = n
Diameter 57795534
Circumference 181570025.0247
Area 2.623484138674E+15

Sphere

Radius = n
Volume 1.0108377782346E+23
Surface area 1.0493936554696E+16
Circumference 181570025.0247

Square

Length = n
Perimeter 115591068
Area 835080937586289
Diagonal 40867614.013698

Cube

Length = n
Surface area 5010485625517734
Volume 2.413197436051E+22
Space diagonal 50052400.669287

Equilateral Triangle

Length = n
Perimeter 86693301
Area 3.6160065308293E+14
Altitude 25026200.334644

Triangular Pyramid

Length = n
Surface area 3.6160065308293E+14
Volume 2.8439804522894E+21
Height 13622538.004566