28999747 (number)

28999747 is an odd 8-digits composite number following 28999746 and preceding 28999748. In scientific notation, it is written as 2.8999747 × 10^7. The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors. There are 24832392 positive integers (up to 28999747) that are relatively prime to 28999747.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-nine thousand seven hundred forty-seven

Notation

Scientific notation 2.8999747 × 10^7
Engineering notation 2.8999747 × 10^6

Prime Factorization of 28999747

Prime Factorization 7 × 1847 × 2243

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 28999747
Product of the distinct prime numbers

The prime factorization of 28999747 is 7 × 1847 × 2243. Since it has a total of 3 prime factors.

Most popular turbo-numbers

10, 3, 15, 55, 200, 42, 92, 6756, 40994, 99403, 378174, 759482, 9025251, 3793612, 30235352, 84814420, 482971848, 263111468, 6729761726, 478023975

Basic calculations (n = 28999747)

Multiplication

n×y
n×2 57999494
n×3 86999241
n×4 115998988
n×5 144998735

Division

n÷y
n÷2 14499873.5
n÷3 9666582.3333333
n÷3 7249936.75
n÷5 5799949.4

Exponentiation

ny
n2 840985326064009
n3 2.4388361686569E+22
n4 7.0725631865499E+29
n5 2.0510254305146E+37

Nth Root

y√n
2√n 5385.141316623
3√n 307.23078912213
4√n 73.383522105599
5√n 31.079844825888

Divisors of 28999747

1, 7, 1847, 2243, 12929, 15701, 4142821, 28999747

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28999746
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28999747 can be divided by 8 positive divisors. The sum of these divisors (counting 28999747) is 1, the average is 0.125.

Base conversion 28999747

Base System Value
2 Binary 1101110101000000001000011
3 Ternary 2000120100011201
4 Quaternary 1232220001003
5 Quinary 24410442442
6 Senary 2513322031
8 Octal 156500103
10 Decimal 28999747
12 Duodecimal 9866317
16 Hexadecimal 1ba8043
20 Vigesimal 914j77
36 Base36 h9kcj

Cryptographic Hash Functions

md5 63370587f822fa569349554e1684c39c
sha1 95c80374f8b88ff245e94f450c4189a1b9213777
sha256 e9d57504211c6af93c7263139bb3ec394f3cf2fb67c94fbcf09c605d4d96252e
sha512 b551b34c8b50fb6fa9f7a08598b6e4e9e65dc0a2ef17800fa8c1630760c89ab03139a470056161cbc39bb983ad6027c44a53c9652caa95b385754b52fa3d04e7
ripemd-160 fc261851b941762293ee50b049e5fc78337aead8

28999747 as geometric shapes

Circle

Radius = n
Diameter 57999494
Circumference 182210784.26233
Area 2.6420333221395E+15

Sphere

Radius = n
Volume 1.0215773054349E+23
Surface area 1.0568133288558E+16
Circumference 182210784.26233

Square

Length = n
Perimeter 115998988
Area 840985326064009
Diagonal 41011835.512788

Cube

Length = n
Surface area 5045911956384054
Volume 2.4388361686569E+22
Space diagonal 50229035.210643

Equilateral Triangle

Length = n
Perimeter 86999241
Area 3.6415732829069E+14
Altitude 25114517.605322

Triangular Pyramid

Length = n
Surface area 3.6415732829069E+14
Volume 2.8741959884338E+21
Height 13670611.837596