47218021 is an odd 8-digits composite number following 47218020
and preceding 47218022 . In scientific notation, it is written as 4.7218021 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 44732844 positive integers (up to 47218021) that are relatively prime to 47218021.
47218021 has 4 divisors, whose sum is 49703200
The reverse of 47218021 is 12081274
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
forty-seven million two hundred eighteen thousand twenty-one
Scientific notation
4.7218021 × 10^7
Engineering notation
4.7218021 × 10^6
Prime Factorization
19 × 2485159
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
47218021
Product of the distinct prime numbers
The prime factorization of 47218021 is 19 × 2485159.
Since it has a total of 2 prime factors.
5 , 5 , 63 , 41 , 485 , 467 , 2832 , 6996 , 93902 , 46372 , 906339 , 207560 , 4196713 , 9498480 , 17957128 , 27425225 , 371069618 , 66616265 , 5631774072 , 1614226834
n×2
94436042
n×3
141654063
n×4
188872084
n×5
236090105
n÷2
23609010.5
n÷3
15739340.333333
n÷3
11804505.25
n÷5
9443604.2
n2
2229541507156441
n3
1.0527453770528E+23
n4
4.9708553321334E+30
n5
2.3471395146064E+38
2 √n
6871.5370187462
3 √n
361.43976149507
4 √n
82.894734565871
5 √n
34.262697834928
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
-47218020
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 47218021 can be divided by 4 positive divisors.
The sum of these divisors (counting 47218021) is 1, the average is 0.25.
Base
System
Value
2
Binary
10110100000111110101100101
3
Ternary
10021211220221121
4
Quaternary
2310013311211
5
Quinary
44041434041
6
Senary
4404013541
8
Octal
264076545
10
Decimal
47218021
12
Duodecimal
139912b1
16
Hexadecimal
2d07d65
20
Vigesimal
ef2511
36
Base36
s41np
md5
c0b9d69172f6aefc23792752cd2e8d55
sha1
723fb341aa6b5750c0910da8b2e9efa0308194ff
sha256
2bfc86f76578527eb4b068c208f649f4d2eddd9809a9d6412d08fde9f71a3440
sha512
21e7283d4ca9d1ba47c7223b28bd1358a4eebd4fe71bf5235907b8e3c0ab79fccf0e6dfdc76e2041f3df0016a6c74d4be594ed1de2db1faa7903ab3d24e30934
ripemd-160
92b668e4485e21e0a01026d2d83254b3b2360ed8
Diameter
94436042
Circumference
296679575.7813
Area
7.0043112197562E+15
Volume
4.4097295235331E+23
Surface area
2.8017244879025E+16
Circumference
296679575.7813
Perimeter
188872084
Area
2229541507156441
Diagonal
66776365.686618
Surface area
13377249042938646
Volume
1.0527453770528E+23
Space diagonal
81784011.404854
Perimeter
141654063
Area
9.6541979199466E+14
Altitude
40892005.702427
Surface area
9.6541979199466E+14
Volume
1.2406723249614E+22
Height
22258788.562206