28994997 is an odd 8-digits composite number following 28994996
and preceding 28994998 . In scientific notation, it is written as 2.8994997 × 10^7.
The sum of its digits is 57. It has a total of 3 prime factors and 8 positive divisors.
There are 19254272 positive integers (up to 28994997) that are relatively prime to 28994997.
28994997 has 8 divisors, whose sum is 38811456
The reverse of 28994997 is 79949982
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 57
Digital Root 3
Name
twenty-eight million nine hundred ninety-four thousand nine hundred ninety-seven
Scientific notation
2.8994997 × 10^7
Engineering notation
2.8994997 × 10^6
Prime Factorization
3 × 257 × 37607
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
28994997
Product of the distinct prime numbers
The prime factorization of 28994997 is 3 × 257 × 37607.
Since it has a total of 3 prime factors.
5 , 2 , 40 , 60 , 492 , 730 , 6389 , 259 , 8511 , 49038 , 149378 , 435897 , 3463807 , 8427048 , 47872205 , 37321814 , 252430481 , 334978965 , 9680043714 , 6202033626
n×2
57989994
n×3
86984991
n×4
115979988
n×5
144974985
n÷2
14497498.5
n÷3
9664999
n÷3
7248749.25
n÷5
5798999.4
n2
840709851030009
n3
2.4376379608486E+22
n4
7.067930536189E+29
n5
2.0493462469301E+37
2 √n
5384.70027021
3 √n
307.21401396505
4 √n
73.380516966086
5 √n
31.078826617445
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
-28994996
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 28994997 can be divided by 8 positive divisors.
The sum of these divisors (counting 28994997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101110100110110110110101
3
Ternary
2000120002122210
4
Quaternary
1232212312311
5
Quinary
24410314442
6
Senary
2513244033
8
Octal
156466665
10
Decimal
28994997
12
Duodecimal
9863619
16
Hexadecimal
1ba6db5
20
Vigesimal
91479h
36
Base36
h9gol
md5
0f22e0dae54f579e57f1968699f894b2
sha1
e3667f66e5f17250a199ea94ddb3dfb4eeebf0bc
sha256
5c71d06867c46f6ad5e282c040cc4463e0afc7cef77be9d66dac580459144db1
sha512
05d5be9864db557d7bfcb4b93b304c7fc76c5cf4ec9f86cb945af62478dba3dda41dbf3e6748a23312b058b1cf081cb979e50709ef371b687910a972c38ddb97
ripemd-160
65770e724072576e3c5452082e20d271c8dbf57c
Diameter
57989994
Circumference
182180939.13212
Area
2.6411678917964E+15
Volume
1.0210754013218E+23
Surface area
1.0564671567186E+16
Circumference
182180939.13212
Perimeter
115979988
Area
840709851030009
Diagonal
41005117.998367
Surface area
5044259106180054
Volume
2.4376379608486E+22
Space diagonal
50220807.969307
Perimeter
86984991
Area
3.6403804410191E+14
Altitude
25110403.984654
Surface area
3.6403804410191E+14
Volume
2.8727838869896E+21
Height
13668372.666122