28997079 is an odd 8-digits composite number following 28997078
and preceding 28997080 . In scientific notation, it is written as 2.8997079 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 19312440 positive integers (up to 28997079) that are relatively prime to 28997079.
28997079 has 8 divisors, whose sum is 38700672
The reverse of 28997079 is 97079982
Previous prime number is 1163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
twenty-eight million nine hundred ninety-seven thousand seventy-nine
Scientific notation
2.8997079 × 10^7
Engineering notation
2.8997079 × 10^6
Prime Factorization
3 × 1163 × 8311
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28997079
Product of the distinct prime numbers
The prime factorization of 28997079 is 3 × 1163 × 8311.
Since it has a total of 3 prime factors.
7 , 10 , 88 , 87 , 241 , 811 , 4073 , 578 , 18217 , 69115 , 753614 , 340717 , 9089893 , 7430274 , 49192263 , 75392031 , 48392207 , 356190896 , 8342427170 , 442551823
n×2
57994158
n×3
86991237
n×4
115988316
n×5
144985395
n÷2
14498539.5
n÷3
9665693
n÷3
7249269.75
n÷5
5799415.8
n2
840830590532241
n3
2.438163105928E+22
n4
7.069960819748E+29
n5
2.0500821241714E+37
2 √n
5384.8935922635
3 √n
307.22136700678
4 √n
73.381834211632
5 √n
31.079272930708
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
-28997078
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 28997079 can be divided by 8 positive divisors.
The sum of these divisors (counting 28997079) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100111010111010111
3
Ternary
2000120012111220
4
Quaternary
1232213113113
5
Quinary
24410401304
6
Senary
2513301423
8
Octal
156472727
10
Decimal
28997079
12
Duodecimal
9864873
16
Hexadecimal
1ba75d7
20
Vigesimal
914cdj
36
Base36
h9iaf
md5
82ad3aff9088d69ef9f48a721209aa99
sha1
418105ff7a2e8283fd6e7373bedb682fa4e4f379
sha256
c14df2638992e949c34a293fbb261854a6edb14e0571ae45840311578c226bf3
sha512
65be807ab77f2b625c409b9b1e649f1e7d1f27d70107579fc01dfb35da62fac1722f625542959f337d87e51a248b3c31727adc3b0e855ac27a56f373ba4f0a54
ripemd-160
a012b710f06ddcd40dc4f5d63c3a334ac8a89da3
Diameter
57994158
Circumference
182194020.72393
Area
2.6415472061297E+15
Volume
1.0212953735783E+23
Surface area
1.0566188824519E+16
Circumference
182194020.72393
Perimeter
115988316
Area
840830590532241
Diagonal
41008062.391004
Surface area
5044983543193446
Volume
2.438163105928E+22
Space diagonal
50224414.099089
Perimeter
86991237
Area
3.6409032584E+14
Altitude
25112207.049544
Surface area
3.6409032584E+14
Volume
2.8734027764009E+21
Height
13669354.130335