2021987188 is an even 10-digits composite number following 2021987187
and preceding 2021987189 . In scientific notation, it is written as 2.021987188 × 10^9.
The sum of its digits is 46. It has a total of 5 prime factors and 24 positive divisors.
There are 913367904 positive integers (up to 2021987188) that are relatively prime to 2021987188.
2021987188 has 24 divisors, whose sum is 3891750912
The reverse of 2021987188 is 8817891202
Previous prime number is 47
Is Prime? no Number parity even Number length 10 Sum of Digits 46 Digital Root 1
Name
two billion twenty-one million nine hundred eighty-seven thousand one hundred eighty-eight
Scientific notation
2.021987188 × 10^9
Engineering notation
2.021987188 × 10^9
Prime Factorization
2 × 2 × 13 × 47 × 827327
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
1010993594 Product of the distinct prime numbers
The prime factorization of 2021987188 is 2 × 2 × 13 × 47 × 827327.
Since it has a total of 5 prime factors.
9 , 10 , 15 , 96 , 77 , 897 , 3168 , 6281 , 34606 , 42245 , 412004 , 680738 , 1798398 , 4404376 , 94357354 , 86251962 , 836966377 , 317605734 , 2565201376 , 1536813987
n×2
4043974376
n×3
6065961564
n×4
8087948752
n×5
10109935940
n÷2
1010993594
n÷3
673995729.33333
n÷3
505496797
n÷5
404397437.6
n2
4088432188436147344
n3
8.2667575040247E+27
n4
1.6715277759441E+37
n5
3.3798077473451E+46
2 √n44966.511850487
3 √n1264.5212534284
4 √n212.05308734014
5 √n72.636628852323
1 , 2 , 4 , 13 , 26 , 47 , 52 , 94 , 188 , 611 , 1222 , 2444 , 827327 , 1654654 , 3309308 , 10755251 , 21510502 , 38884369 , 43021004 , 77768738 , 155537476 , 505496797 , 1010993594 , 2021987188
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-2021987187 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021987188 can be divided by 24 positive divisors.
The sum of these divisors (counting 2021987188) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1111000100001010001001101110100
3
Ternary
12012220201120222101
4
Quaternary
1320201101031310
5
Quinary
13120112042223
6
Senary
532350111444
8
Octal
17041211564
10
Decimal
2021987188
12
Duodecimal
4851ab584
16
Hexadecimal
78851374
20
Vigesimal
1bbh87j8
36
Base36
xfu7as
md5
2070d7b67191ad9348a2f5e42eb4faeb
sha1
63fcd856221c26d941cfe895bb3219a7612e0375
sha256
4a711a433d3e9a6e9975b64ac312c4b35cb5bf47379a1be158064073d7b6cc21
sha512
6afbb4dbd2bfa1ad9c9fc3437ee142ba7a87c9aeeeaf9bc13921a4ce15f90b6d96a762eb03292f0545c536a31e2171d43e72f82c3f0d4592fcad56bc7bdc66f2
ripemd-160
8a3bc598848680ba60809eea8958697e652a9900
Diameter
4043974376
Circumference
12704520190.947
Area
1.2844188527891E+19
Volume
3.4627712858203E+28
Surface area
5.1376754111564E+19
Circumference
12704520190.947
Perimeter
8087948752
Area
4088432188436147344
Diagonal
2859521704.2142
Surface area
2.4530593130617E+19
Volume
8.2667575040247E+27
Space diagonal
3502184541.8693
Perimeter
6065961564
Area
1.7703430684179E+18
Altitude
1751092270.9347
Surface area
1.7703430684179E+18
Volume
9.7424671492011E+26
Height
953173901.40475