71329981 is an odd 8-digits prime number following 71329980
and preceding 71329982 . In scientific notation, it is written as 7.1329981 × 10^7.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 71329980 positive integers (up to 71329981) that are relatively prime to 71329981.
71329981 has 2 divisors, whose sum is 71329982
The reverse of 71329981 is 18992317
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 40 Digital Root 4
Name
seventy-one million three hundred twenty-nine thousand nine hundred eighty-one
Scientific notation
7.1329981 × 10^7
Engineering notation
7.1329981 × 10^6
Prime Factorization
71329981
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
71329981 Product of the distinct prime numbers
The prime factorization of 71329981 is 71329981.
Since it has a total of 1 prime factors.
5 , 1 , 57 , 74 , 54 , 276 , 8789 , 598 , 752 , 12125 , 117592 , 510331 , 5690250 , 1665608 , 69260481 , 36155926 , 904618855 , 245664974 , 9753389173 , 6949151183
n×2
142659962
n×3
213989943
n×4
285319924
n×5
356649905
n÷2
35664990.5
n÷3
23776660.333333
n÷3
17832495.25
n÷5
14265996.2
n2
5087966189460361
n3
3.6292453162285E+23
n4
2.5887399945092E+31
n5
1.8465477462228E+39
2 √n8445.7078448168
3 √n414.72228189456
4 √n91.900532342402
5 √n37.209550328008
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
71329982 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
35664991 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8445.7079040185 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999719613 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71329981 can be divided by 2 positive divisors.
The sum of these divisors (counting 71329981) is 71329982, the average is 35664991.
Base
System
Value
2
Binary
100010000000110100010111101
3
Ternary
11222012221100011
4
Quaternary
10100012202331
5
Quinary
121230024411
6
Senary
11024503221
8
Octal
420064275
10
Decimal
71329981
12
Duodecimal
1ba7ab11
16
Hexadecimal
44068bd
20
Vigesimal
125g4j1
36
Base36
16gukd
md5
2a2123a53531f0b9660f8d0f1b87e85e
sha1
8704f63f777acd2aad1fdd184b61556584b19b87
sha256
3f501c3ab63602defaf11498f5d4188886a7ae91353f267abc527f3fe96d1934
sha512
88a58f5bbc2e6c627082f70cdab9388da4accce45a1b5c6820b486cd762f54bd61bed5fe66493a9b4db2a2d7d128be92fb9964beb64e3b69bc3e696291faf84c
ripemd-160
f11300d9cf682fef3544da464f7e7b8f032bb441
Diameter
142659962
Circumference
448179488.5806
Area
1.5984317202522E+16
Volume
1.5202147231385E+24
Surface area
6.3937268810088E+16
Circumference
448179488.5806
Perimeter
285319924
Area
5087966189460361
Diagonal
100875826.53402
Surface area
30527797136762166
Volume
3.6292453162285E+23
Space diagonal
123547151.19492
Perimeter
213989943
Area
2.2031539868345E+15
Altitude
61773575.597461
Surface area
2.2031539868345E+15
Volume
4.2771066228245E+22
Height
33625275.511338