2021867481 is an odd 10-digits composite number following 2021867480
and preceding 2021867482 . In scientific notation, it is written as 2.021867481 × 10^9.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 1314192000 positive integers (up to 2021867481) that are relatively prime to 2021867481.
2021867481 has 8 divisors, whose sum is 2039613504
The reverse of 2021867481 is 1847681202
Previous prime number is 1901
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 39
Digital Root 3
Name
two billion twenty-one million eight hundred sixty-seven thousand four hundred eighty-one
Scientific notation
2.021867481 × 10^9
Engineering notation
2.021867481 × 10^9
Prime Factorization
123 × 1901 × 8647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
2021867481
Product of the distinct prime numbers
The prime factorization of 2021867481 is 123 × 1901 × 8647.
Since it has a total of 3 prime factors.
8 , 4 , 60 , 47 , 302 , 699 , 2628 , 525 , 20843 , 5978 , 52385 , 820700 , 8694982 , 7058029 , 24065235 , 1436960 , 684846400 , 763888675 , 5501165934 , 7605986091
n×2
4043734962
n×3
6065602443
n×4
8087469924
n×5
10109337405
n÷2
1010933740.5
n÷3
673955827
n÷3
505466870.25
n÷5
404373496.2
n2
4087948110725285361
n3
8.2652893490908E+27
n4
1.6711319755982E+37
n5
3.3788073979214E+46
2 √n
44965.180762452
3 √n
1264.4962985995
4 √n
212.04994874428
5 √n
72.635768775771
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
-2021867480
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 2021867481 can be divided by 8 positive divisors.
The sum of these divisors (counting 2021867481) is 1, the average is 0.125.
Base
System
Value
2
Binary
1111000100000110011111111011001
3
Ternary
12012220111111202210
4
Quaternary
1320200303333121
5
Quinary
13120044224411
6
Senary
532343345333
8
Octal
17040637731
10
Decimal
2021867481
12
Duodecimal
485152249
16
Hexadecimal
78833fd9
20
Vigesimal
1bbgd8e1
36
Base36
xfrmxl
md5
f475b34e86cdc9bfda3a5b35082b1043
sha1
5a4e4ad71cb672d984b996ce65459886ad4b3e71
sha256
d0b55a64edf8a19d8c66968abdbacc8a96c11ce1b795bb3a0fde261837587d32
sha512
b5ae28f84e68f3b18603842e205a889c672ac06468fb87bcc9dc8c6b917a71deecdd7880b85e4afb22c7fccea603d1c3b5e3f814454b9b45a4f91a1ed287bcd4
ripemd-160
beed9a78ee054f3049c7b0f3820d560a674cc841
Diameter
4043734962
Circumference
12703768049.683
Area
1.2842667752911E+19
Volume
3.4621563065197E+28
Surface area
5.1370671011643E+19
Circumference
12703768049.683
Perimeter
8087469924
Area
4087948110725285361
Diagonal
2859352412.9513
Surface area
2.4527688664352E+19
Volume
8.2652893490908E+27
Space diagonal
3501977203.2633
Perimeter
6065602443
Area
1.7701334566203E+18
Altitude
1750988601.6317
Surface area
1.7701334566203E+18
Volume
9.7407369120185E+26
Height
953117470.98378