71380561 is an odd 8-digits composite number following 71380560
and preceding 71380562 . In scientific notation, it is written as 7.1380561 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 61183332 positive integers (up to 71380561) that are relatively prime to 71380561.
71380561 has 4 divisors, whose sum is 81577792
The reverse of 71380561 is 16508317
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-one million three hundred eighty thousand five hundred sixty-one
Scientific notation
7.1380561 × 10^7
Engineering notation
7.1380561 × 10^6
Prime Factorization
7 × 10197223
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71380561
Product of the distinct prime numbers
The prime factorization of 71380561 is 7 × 10197223.
Since it has a total of 2 prime factors.
2 , 8 , 45 , 2 , 181 , 494 , 8022 , 2149 , 71952 , 21958 , 99655 , 804840 , 9068835 , 9054796 , 73972548 , 62156709 , 698279715 , 341368245 , 7042344414 , 3671173457
n×2
142761122
n×3
214141683
n×4
285522244
n×5
356902805
n÷2
35690280.5
n÷3
23793520.333333
n÷3
17845140.25
n÷5
14276112.2
n2
5095184488674721
n3
3.636971272001E+23
n4
2.5960904973631E+31
n5
1.8531039610855E+39
2 √n
8448.7017345862
3 √n
414.82028508342
4 √n
91.916819650085
5 √n
37.214825880952
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
-71380560
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 71380561 can be divided by 4 positive divisors.
The sum of these divisors (counting 71380561) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010010111001010001
3
Ternary
11222022111201111
4
Quaternary
10100102321101
5
Quinary
121233134221
6
Senary
11025533321
8
Octal
420227121
10
Decimal
71380561
12
Duodecimal
1baa4241
16
Hexadecimal
4412e51
20
Vigesimal
1262b81
36
Base36
16hxld
md5
56384c228c12d72d8639e0598edf83c3
sha1
a35154c3798a9b4120906d2f17ca979adc368294
sha256
10a355822e246f6f82e52f72216a669b3006cb70a661e4ed00e68c1e2e27f359
sha512
c11e7f815d67633141b6f6e05e1b63c645142d05d60465f820dfa5277ebe3794270b7e8fd5145e01c0273dea61b552da876598315171a07d7c61a7115d0f5498
ripemd-160
55809678e909605ece57a55f38040223a4a6fd97
Diameter
142761122
Circumference
448497292.09344
Area
1.6006994158305E+16
Volume
1.5234509639247E+24
Surface area
6.4027976633221E+16
Circumference
448497292.09344
Perimeter
285522244
Area
5095184488674721
Diagonal
100947357.456
Surface area
30571106932048326
Volume
3.636971272001E+23
Space diagonal
123634758.32477
Perimeter
214141683
Area
2.2062796020804E+15
Altitude
61817379.162385
Surface area
2.2062796020804E+15
Volume
4.2862117490209E+22
Height
33649119.152