47981321 is an odd 8-digits prime number following 47981320
and preceding 47981322 . In scientific notation, it is written as 4.7981321 × 10^7.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 47981320 positive integers (up to 47981321) that are relatively prime to 47981321.
47981321 has 2 divisors, whose sum is 47981322
The reverse of 47981321 is 12318974
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 35 Digital Root 8
Name
forty-seven million nine hundred eighty-one thousand three hundred twenty-one
Scientific notation
4.7981321 × 10^7
Engineering notation
4.7981321 × 10^6
Prime Factorization
47981321
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
47981321 Product of the distinct prime numbers
The prime factorization of 47981321 is 47981321.
Since it has a total of 1 prime factors.
4 , 7 , 91 , 35 , 744 , 826 , 5469 , 8988 , 86305 , 73405 , 237330 , 461311 , 448705 , 3315865 , 70436744 , 73734156 , 749308162 , 540954406 , 5137179781 , 3895160422
n×2
95962642
n×3
143943963
n×4
191925284
n×5
239906605
n÷2
23990660.5
n÷3
15993773.666667
n÷3
11995330.25
n÷5
9596264.2
n2
2302207164905041
n3
1.1046294098781E+23
n4
5.3001578301401E+30
n5
2.5430857419862E+38
2 √n6926.8550583941
3 √n363.37697078962
4 √n83.22773010478
5 √n34.372762723466
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
47981322 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
23990661 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
6926.8551305769 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999583171 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 47981321 can be divided by 2 positive divisors.
The sum of these divisors (counting 47981321) is 47981322, the average is 23990661.
Base
System
Value
2
Binary
10110111000010001100001001
3
Ternary
10100021200222222
4
Quaternary
2313002030021
5
Quinary
44240400241
6
Senary
4432223425
8
Octal
267021411
10
Decimal
47981321
12
Duodecimal
1409ab75
16
Hexadecimal
2dc2309
20
Vigesimal
ejhd61
36
Base36
skemh
md5
2273092bf78e47603f9e88e58ecf6870
sha1
f4c338067222942f844f9633d479c4e4e200a76d
sha256
8c86381cca66b0a5fb7dddf4dedce8e9088bf144d0f50f1069001812c434854e
sha512
e45afa515fdb3227dfc85cbdec50a45ffed868e8d685c4bcddbfa4ac5aad64a69394cd1e7f3ced340446cb3df2f3dba033ea5d4fc4340b4a689c390b9f02a529
ripemd-160
08228e52abdfcb44789f247fb91e883b9852c83b
Diameter
95962642
Circumference
301475531.12627
Area
7.2325971163075E+15
Volume
4.6270608520163E+23
Surface area
2.893038846523E+16
Circumference
301475531.12627
Perimeter
191925284
Area
2302207164905041
Diagonal
67855834.898777
Surface area
13813242989430246
Volume
1.1046294098781E+23
Space diagonal
83106085.786272
Perimeter
143943963
Area
9.9688494479116E+14
Altitude
41553042.893136
Surface area
9.9688494479116E+14
Volume
1.3018182440381E+22
Height
22618611.632926