71368981 is an odd 8-digits prime number following 71368980
and preceding 71368982 . In scientific notation, it is written as 7.1368981 × 10^7.
The sum of its digits is 43. It has a total of 1 prime factors and 2 positive divisors.
There are 71368980 positive integers (up to 71368981) that are relatively prime to 71368981.
71368981 has 2 divisors, whose sum is 71368982
The reverse of 71368981 is 18986317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 43 Digital Root 7
Name
seventy-one million three hundred sixty-eight thousand nine hundred eighty-one
Scientific notation
7.1368981 × 10^7
Engineering notation
7.1368981 × 10^6
Prime Factorization
71368981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71368981 Product of the distinct prime numbers
The prime factorization of 71368981 is 71368981.
Since it has a total of 1 prime factors.
7 , 5 , 42 , 93 , 419 , 410 , 2243 , 6445 , 88785 , 81603 , 620142 , 563398 , 7897705 , 4315465 , 55462971 , 38988395 , 720467376 , 371766991 , 5751495203 , 2533554106
n×2
142737962
n×3
214106943
n×4
285475924
n×5
356844905
n÷2
35684490.5
n÷3
23789660.333333
n÷3
17842245.25
n÷5
14273796.2
n2
5093531448978361
n3
3.6352014920504E+23
n4
2.5944062621732E+31
n5
1.8516013123132E+39
2 √n8448.016394397
3 √n414.79785190451
4 √n91.913091528884
5 √n37.213618337483
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71368982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35684491 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8448.0164535825 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719766 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71368981 can be divided by 2 positive divisors.
The sum of these divisors (counting 71368981) is 71368982, the average is 35684491.
Base
System
Value
2
Binary
100010000010000000100010101
3
Ternary
11222021220211121
4
Quaternary
10100100010111
5
Quinary
121232301411
6
Senary
11025403541
8
Octal
420200425
10
Decimal
71368981
12
Duodecimal
1ba995b1
16
Hexadecimal
4410115
20
Vigesimal
1261291
36
Base36
16honp
md5
3f5fb7906ec89d8308e92da9a1c6ecb2
sha1
db3dfc3490a6e782f1dacecbd3d06226c9a0d553
sha256
27536a04741dbe2864786ba3cb8f6b13a11c5dff53b756241e1056fb4ef3fd51
sha512
3f724831eba22df99da5c4837123a8786a0e207a2507484fd2ac3cd857f34d5e01ee4c1d5dbf30a73549c4d71490adeb79a63607db77c04825b9ac5b6c0fc3ab
ripemd-160
fc497149da42150b35969291e7c0d9a7dbc55105
Diameter
142737962
Circumference
448424532.80758
Area
1.6001800980939E+16
Volume
1.5227096402326E+24
Surface area
6.4007203923756E+16
Circumference
448424532.80758
Perimeter
285475924
Area
5093531448978361
Diagonal
100930980.86295
Surface area
30561188693870166
Volume
3.6352014920504E+23
Space diagonal
123614701.17642
Perimeter
214106943
Area
2.2055638148951E+15
Altitude
61807350.588209
Surface area
2.2055638148951E+15
Volume
4.2841260433471E+22
Height
33643660.287649