71978590 is an even 8-digits composite number following 71978589
and preceding 71978591 . In scientific notation, it is written as 7.1978590 × 10^7.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 27862560 positive integers (up to 71978590) that are relatively prime to 71978590.
71978590 has 16 divisors, whose sum is 133741440
The reverse of 71978590 is 09587917
Previous prime number is 31
Is Prime? no
Number parity even
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-one million nine hundred seventy-eight thousand five hundred ninety
Scientific notation
7.1978590 × 10^7
Engineering notation
7.1978590 × 10^6
Prime Factorization
2 × 5 × 31 × 232189
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71978590
Product of the distinct prime numbers
The prime factorization of 71978590 is 2 × 5 × 31 × 232189.
Since it has a total of 4 prime factors.
6 , 1 , 59 , 6 , 492 , 545 , 8910 , 1336 , 22041 , 12605 , 785161 , 55284 , 9515284 , 7833539 , 96990218 , 2524853 , 122861947 , 801388048 , 9237014390 , 720786256
n×2
143957180
n×3
215935770
n×4
287914360
n×5
359892950
n÷2
35989295
n÷3
23992863.333333
n÷3
17994647.5
n÷5
14395718
n2
5180917418388100
n3
3.7291513068202E+23
n4
2.6841905296157E+31
n5
1.9320424961309E+39
2 √n
8484.0196840884
3 √n
415.97552478662
4 √n
92.108738369866
5 √n
37.276975391723
1 , 2 , 5 , 10 , 31 , 62 , 155 , 310 , 232189 , 464378 , 1160945 , 2321890 , 7197859 , 14395718 , 35989295 , 71978590
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71978589
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71978590 can be divided by 16 positive divisors.
The sum of these divisors (counting 71978590) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010010100100111001011110
3
Ternary
12000102220001201
4
Quaternary
10102210321132
5
Quinary
121411303330
6
Senary
11050430114
8
Octal
422447136
10
Decimal
71978590
12
Duodecimal
2013233a
16
Hexadecimal
44a4e5e
20
Vigesimal
129h69a
36
Base36
16ur1a
md5
debb4f5fb630fc62b4386a811ebee90d
sha1
dc63b102f511343c0b3a5a6637d601e62674e7c9
sha256
97b19196bad087b97a46673cf20e2e16d0ae33feb71110a7f2aaf0c803607ae9
sha512
d49a3c3ecb04c7ff786088088619143a2a096caffd28731de2163b00cc31efdfe1d58c1b6d2656e7ac645c1bbdda876fc6cc6d6d3c070a4a6f305e227ab83ac3
ripemd-160
c8ff5dedc578da34b1603a71c711b735282bdf28
Diameter
143957180
Circumference
452254819.1195
Area
1.6276332100463E+16
Volume
1.5620632466175E+24
Surface area
6.5105328401854E+16
Circumference
452254819.1195
Perimeter
287914360
Area
5180917418388100
Diagonal
101793098.17849
Surface area
31085504510328600
Volume
3.7291513068202E+23
Space diagonal
124670574.93717
Perimeter
215935770
Area
2.2434030496167E+15
Altitude
62335287.468585
Surface area
2.2434030496167E+15
Volume
4.394846961872E+22
Height
33931032.726164