71541978 is an even 8-digits composite number following 71541977
and preceding 71541979 . In scientific notation, it is written as 7.1541978 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 23847324 positive integers (up to 71541978) that are relatively prime to 71541978.
71541978 has 8 divisors, whose sum is 143083968
The reverse of 71541978 is 87914517
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million five hundred forty-one thousand nine hundred seventy-eight
Scientific notation
7.1541978 × 10^7
Engineering notation
7.1541978 × 10^6
Prime Factorization
2 × 3 × 11923663
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71541978
Product of the distinct prime numbers
The prime factorization of 71541978 is 2 × 3 × 11923663.
Since it has a total of 3 prime factors.
2 , 7 , 82 , 12 , 347 , 959 , 5939 , 9781 , 70408 , 53688 , 840899 , 129396 , 957459 , 638250 , 88214477 , 41403404 , 443847544 , 382017061 , 2458895907 , 4235251469
n×2
143083956
n×3
214625934
n×4
286167912
n×5
357709890
n÷2
35770989
n÷3
23847326
n÷3
17885494.5
n÷5
14308395.6
n2
5118254616152484
n3
3.6617005914718E+23
n4
2.6196530315766E+31
n5
1.8741515955269E+39
2 √n
8458.2491095971
3 √n
415.13273539923
4 √n
91.968739850001
5 √n
37.231641885589
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71541977
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71541978 can be divided by 8 positive divisors.
The sum of these divisors (counting 71541978) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000111010010011011010
3
Ternary
11222121201010220
4
Quaternary
10100322103122
5
Quinary
121303320403
6
Senary
11033220510
8
Octal
420722332
10
Decimal
71541978
12
Duodecimal
1bb61736
16
Hexadecimal
443a4da
20
Vigesimal
1272eii
36
Base36
16le56
md5
5b765bf4b1e1f13b1549f3628044583f
sha1
db9513247fde4ecc593fc563b99729e187d86b0d
sha256
fc7e89b5afc7ba79884a41b60db956b32706881103e4438c3ad76972765dcd8e
sha512
2c26844220c060a363316d04daf1c552b8dac6e24c17300a07394b28cd977add57a99c63237002f56fed502b8eb7015210b988582343e8783f367ce4a0663138
ripemd-160
3d86dd298cdfb4bc8bc5ee569284cb6accd79c47
Diameter
143083956
Circumference
449511505.01617
Area
1.6079471101307E+16
Volume
1.5338095570418E+24
Surface area
6.4317884405227E+16
Circumference
449511505.01617
Perimeter
286167912
Area
5118254616152484
Diagonal
101175635.5666
Surface area
30709527696914904
Volume
3.6617005914718E+23
Space diagonal
123914340.76997
Perimeter
214625934
Area
2.2162692603125E+15
Altitude
61957170.384987
Surface area
2.2162692603125E+15
Volume
4.3153555315075E+22
Height
33725211.855533