2021381854 is an even 10-digits composite number following 2021381853
and preceding 2021381855 . In scientific notation, it is written as 2.021381854 × 10^9.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 983374920 positive integers (up to 2021381854) that are relatively prime to 2021381854.
2021381854 has 8 divisors, whose sum is 3114020808
The reverse of 2021381854 is 4581831202
Previous prime number is 37
Is Prime? no
Number parity even
Number length 10
Sum of Digits 34
Digital Root 7
Name
two billion twenty-one million three hundred eighty-one thousand eight hundred fifty-four
Scientific notation
2.021381854 × 10^9
Engineering notation
2.021381854 × 10^9
Prime Factorization
2 × 37 × 27315971
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021381854
Product of the distinct prime numbers
The prime factorization of 2021381854 is 2 × 37 × 27315971.
Since it has a total of 3 prime factors.
8 , 1 , 85 , 81 , 41 , 531 , 4192 , 3765 , 86573 , 29667 , 419944 , 719368 , 9848272 , 156131 , 28861268 , 73562690 , 924429591 , 254409703 , 1571661984 , 3156836469
n×2
4042763708
n×3
6064145562
n×4
8085527416
n×5
10106909270
n÷2
1010690927
n÷3
673793951.33333
n÷3
505345463.5
n÷5
404276370.8
n2
4085984599680477316
n3
8.2593351255176E+27
n4
1.6695270148826E+37
n5
3.3747516126465E+46
2 √n
44959.780404268
3 √n
1264.3950518197
4 √n
212.03721466825
5 √n
72.632279201875
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
-2021381853
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 2021381854 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021381854) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000011110111101011011011110
3
Ternary
12012212120211121121
4
Quaternary
1320132331123132
5
Quinary
13114433204404
6
Senary
532325121154
8
Octal
17036753336
10
Decimal
2021381854
12
Duodecimal
484b591ba
16
Hexadecimal
787bd6de
20
Vigesimal
1bbdcece
36
Base36
xfh87y
md5
d709e4893db7f712fd07a2e44969d31f
sha1
f2d549ec76809f3f91fa7ab607f5a0cc128ee543
sha256
1077fce2025ea7027777335723aabb531033d2387486617de94aa016c0f3a876
sha512
2b3c4557061e340e6ffd2f8031044c40b25a32b3820ff9b699abab08dc8091b3bf8cf31cbdb653f797e052353547379179590c1b222fd386038cfdba73442de6
ripemd-160
0b80f8e42c3643d135f0dc8680aaf75bacf8b999
Diameter
4042763708
Circumference
12700716765.252
Area
1.2836499201037E+19
Volume
3.4596622071816E+28
Surface area
5.1345996804149E+19
Circumference
12700716765.252
Perimeter
8085527416
Area
4085984599680477316
Diagonal
2858665632.6617
Surface area
2.4515907598083E+19
Volume
8.2593351255176E+27
Space diagonal
3501136072.6258
Perimeter
6064145562
Area
1.7692832313976E+18
Altitude
1750568036.3129
Surface area
1.7692832313976E+18
Volume
9.7337197922429E+26
Height
952888544.22056