28991004 (number)

28991004 is an even 8-digits composite number following 28991003 and preceding 28991005. In scientific notation, it is written as 2.8991004 × 10^7. The sum of its digits is 33. It has a total of 6 prime factors and 48 positive divisors. There are 8164800 positive integers (up to 28991004) that are relatively prime to 28991004.

Interesting facts

Basic properties

Name

Name twenty-eight million nine hundred ninety-one thousand four

Notation

Scientific notation 2.8991004 × 10^7
Engineering notation 2.8991004 × 10^6

Prime Factorization of 28991004

Prime Factorization 2 × 2 × 3 × 7 × 71 × 4861

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 14495502
Product of the distinct prime numbers

The prime factorization of 28991004 is 2 × 2 × 3 × 7 × 71 × 4861. Since it has a total of 6 prime factors.

Most popular turbo-numbers

9, 6, 77, 46, 278, 155, 7423, 4199, 73178, 46375, 84589, 923532, 1457334, 6212267, 94267341, 68122551, 599800501, 478794659, 7553799018, 55075173

Basic calculations (n = 28991004)

Multiplication

n×y
n×2 57982008
n×3 86973012
n×4 115964016
n×5 144955020

Division

n÷y
n÷2 14495502
n÷3 9663668
n÷3 7247751
n÷5 5798200.8

Exponentiation

ny
n2 840478312928016
n3 2.4366310132009E+22
n4 7.0640379450232E+29
n5 2.0479355232032E+37

Nth Root

y√n
2√n 5384.3294847177
3√n 307.19991082083
4√n 73.377990465246
5√n 31.077970576031

Divisors of 28991004

1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 4861, 5964, 9722, 14583, 19444, 29166, 34027, 58332, 68054, 102081, 136108, 204162, 345131, 408324, 690262, 1035393, 1380524, 2070786, 2415917, 4141572, 4831834, 7247751, 9663668, 14495502, 28991004

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -28991003
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 28991004 can be divided by 48 positive divisors. The sum of these divisors (counting 28991004) is 1, the average is 0.020833333333333.

Base conversion 28991004

Base System Value
2 Binary 1101110100101111000011100
3 Ternary 2000112220011220
4 Quaternary 1232211320130
5 Quinary 24410203004
6 Senary 2513213340
8 Octal 156457034
10 Decimal 28991004
12 Duodecimal 9861250
16 Hexadecimal 1ba5e1c
20 Vigesimal 913ha4
36 Base36 h9dlo

Cryptographic Hash Functions

md5 0a440009d514272f9dda7aaafaad3cf0
sha1 c7bc324e22598d1bbc7ade9de266548d3cac48cd
sha256 0bd5cc37ac8f32ab95999cbdf70ebf77930405f0684f99a7c3ba847cc6da3a42
sha512 80b5c83bbaf6fe81b1531b28d5c8a07de913a28137fac281a88d3b3db9bb0fb13946b82d456b989aa80eb7adb9d46d8c85819024c06e46e647995c6e6c808987
ripemd-160 ff5ab1135a9c3020ce3df1d8d856b8fe91ec8940

28991004 as geometric shapes

Circle

Radius = n
Diameter 57982008
Circumference 182155850.37318
Area 2.6404404933962E+15

Sphere

Radius = n
Volume 1.0206536120775E+23
Surface area 1.0561761973585E+16
Circumference 182155850.37318

Square

Length = n
Perimeter 115964016
Area 840478312928016
Diagonal 40999471.043613

Cube

Length = n
Surface area 5042869877568096
Volume 2.4366310132009E+22
Space diagonal 50213891.890433

Equilateral Triangle

Length = n
Perimeter 86973012
Area 3.6393778516277E+14
Altitude 25106945.945216

Triangular Pyramid

Length = n
Surface area 3.6393778516277E+14
Volume 2.8715971878064E+21
Height 13666490.347871