2801987005 is an odd 10-digits composite number following 2801987004
and preceding 2801987006 . In scientific notation, it is written as 2.801987005 × 10^9.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 2100888832 positive integers (up to 2801987005) that are relatively prime to 2801987005.
2801987005 has 8 divisors, whose sum is 2846833920
The reverse of 2801987005 is 5007891082
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 40
Digital Root 4
Name
two billion eight hundred one million nine hundred eighty-seven thousand five
Scientific notation
2.801987005 × 10^9
Engineering notation
2.801987005 × 10^9
Prime Factorization
85 × 239 × 137927
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2801987005
Product of the distinct prime numbers
The prime factorization of 2801987005 is 85 × 239 × 137927.
Since it has a total of 3 prime factors.
5 , 5 , 40 , 43 , 770 , 342 , 4181 , 9872 , 72133 , 53101 , 786455 , 333923 , 8529449 , 7870011 , 64661838 , 59245866 , 819456393 , 910237703 , 2720777953 , 7999238925
n×2
5603974010
n×3
8405961015
n×4
11207948020
n×5
14009935025
n÷2
1400993502.5
n÷3
933995668.33333
n÷3
700496751.25
n÷5
560397401
n2
7851131176188870025
n3
2.1998767530232E+28
n4
6.1640260745725E+37
n5
1.7271520959433E+47
2 √n
52933.798323944
3 √n
1409.7930727638
4 √n
230.07346288511
5 √n
77.534184499085
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
-2801987004
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 2801987005 can be divided by 8 positive divisors.
The sum of these divisors (counting 2801987005) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100111000000101110110110111101
3
Ternary
21020021102200120111
4
Quaternary
2213000232312331
5
Quinary
21214302041010
6
Senary
1142012150021
8
Octal
24700566675
10
Decimal
2801987005
12
Duodecimal
662468311
16
Hexadecimal
a702edbd
20
Vigesimal
23fc87a5
36
Base36
1ac8b0d
md5
86e48599b9adf592daf7c89a998e0e55
sha1
41d4a8a25ecb39d19a6d3d00da4b7b2dbce75675
sha256
302033d38381a4b28b80aed8aa06d684c680d5d2cdf4c2c8d9f620dc582660e7
sha512
d9c577a18a6ecfe9a59a8eb8c33f95d686ffcffb978328aa675b6dcf693c71f66b30a59a11a0fd00f9d65b72ae33a1cbaba31c90f97432635b33baf1d91174ff
ripemd-160
58a09641bd91bb99f695f57cf8c7668e1b5077b0
Diameter
5603974010
Circumference
17605403580.724
Area
2.4665056025485E+19
Volume
9.2148221948007E+28
Surface area
9.8660224101939E+19
Circumference
17605403580.724
Perimeter
11207948020
Area
7851131176188870025
Diagonal
3962608024.0642
Surface area
4.7106787057133E+19
Volume
2.1998767530232E+28
Space diagonal
4853183854.8077
Perimeter
8405961015
Area
3.3996395235118E+18
Altitude
2426591927.4039
Surface area
3.3996395235118E+18
Volume
2.5925796163955E+27
Height
1320869341.3547