2021497851 is an odd 10-digits composite number following 2021497850
and preceding 2021497852 . In scientific notation, it is written as 2.021497851 × 10^9.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 1332522752 positive integers (up to 2021497851) that are relatively prime to 2021497851.
2021497851 has 4 divisors, whose sum is 2029069272
The reverse of 2021497851 is 1587941202
Previous prime number is 267
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 39
Digital Root 3
Name
two billion twenty-one million four hundred ninety-seven thousand eight hundred fifty-one
Scientific notation
2.021497851 × 10^9
Engineering notation
2.021497851 × 10^9
Prime Factorization
267 × 7571153
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
2021497851
Product of the distinct prime numbers
The prime factorization of 2021497851 is 267 × 7571153.
Since it has a total of 2 prime factors.
6 , 2 , 90 , 92 , 808 , 518 , 764 , 8515 , 93551 , 55091 , 907721 , 56392 , 2704453 , 9840408 , 24864562 , 55016352 , 605811770 , 274888268 , 3298733178 , 9547037123
n×2
4042995702
n×3
6064493553
n×4
8085991404
n×5
10107489255
n÷2
1010748925.5
n÷3
673832617
n÷3
505374462.75
n÷5
404299570.2
n2
4086453561597618201
n3
8.2607570929809E+27
n4
1.6699102711094E+37
n5
3.3757200244105E+46
2 √n
44961.070394287
3 √n
1264.4192371276
4 √n
212.04025654174
5 √n
72.633112783427
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-2021497850
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2021497851 can be divided by 4 positive divisors.
The sum of these divisors (counting 2021497851) is 1, the average is 0.25.
Base
System
Value
2
Binary
1111000011111011001101111111011
3
Ternary
12012212210201201210
4
Quaternary
1320133121233323
5
Quinary
13120000412401
6
Senary
532331414203
8
Octal
17037315773
10
Decimal
2021497851
12
Duodecimal
484bb4363
16
Hexadecimal
787d9bfb
20
Vigesimal
1bbe74cb
36
Base36
xfjpq3
md5
5d957b6b362b39376ce94b6df1a68341
sha1
cb610c5d4153c963bb27a06cf996570d1453e3cd
sha256
80cb292aec78a7daf7070463acfcac78cd08b353f3c55ce0ef5f33544eca6481
sha512
76d665deccd8fc5eb54daf5d81fe3d46857dc44f23d7a9eca428d8227e6869b2a9f1e9c74cdebbd0ee9f7231e863cd6f3ad2bd3eac258c74c5b82d666bf1bb46
ripemd-160
0d3784891816df47142e4384ed359f44bfe6ea76
Diameter
4042995702
Circumference
12701445595.898
Area
1.2837972488351E+19
Volume
3.4602578395198E+28
Surface area
5.1351889953404E+19
Circumference
12701445595.898
Perimeter
8085991404
Area
4086453561597618201
Diagonal
2858829677.1923
Surface area
2.4518721369586E+19
Volume
8.2607570929809E+27
Space diagonal
3501336985.3233
Perimeter
6064493553
Area
1.7694862978645E+18
Altitude
1750668492.6616
Surface area
1.7694862978645E+18
Volume
9.7353955969694E+26
Height
952943225.73076