71781382 is an even 8-digits composite number following 71781381
and preceding 71781383 . In scientific notation, it is written as 7.1781382 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 35890690 positive integers (up to 71781382) that are relatively prime to 71781382.
71781382 has 4 divisors, whose sum is 107672076
The reverse of 71781382 is 28318717
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million seven hundred eighty-one thousand three hundred eighty-two
Scientific notation
7.1781382 × 10^7
Engineering notation
7.1781382 × 10^6
Prime Factorization
2 × 35890691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71781382
Product of the distinct prime numbers
The prime factorization of 71781382 is 2 × 35890691.
Since it has a total of 2 prime factors.
1 , 10 , 99 , 3 , 497 , 47 , 5951 , 262 , 81407 , 18744 , 5872 , 996595 , 9499580 , 1602676 , 56631811 , 90974254 , 576633410 , 391170456 , 3673895195 , 2631199179
n×2
143562764
n×3
215344146
n×4
287125528
n×5
358906910
n÷2
35890691
n÷3
23927127.333333
n÷3
17945345.5
n÷5
14356276.4
n2
5152566801829924
n3
3.6985836588267E+23
n4
2.654894464732E+31
n5
1.9057199374261E+39
2 √n
8472.3893914291
3 √n
415.59527868573
4 √n
92.045583226079
5 √n
37.256526567894
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
-71781381
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 71781382 can be divided by 4 positive divisors.
The sum of these divisors (counting 71781382) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010001110100110000000110
3
Ternary
12000001212112201
4
Quaternary
10101310300012
5
Quinary
121334001012
6
Senary
11042305114
8
Octal
421646006
10
Decimal
71781382
12
Duodecimal
2005819a
16
Hexadecimal
4474c06
20
Vigesimal
128cd92
36
Base36
16qiva
md5
d47d750161e080fed242a6772c642224
sha1
d2361c0e75ccc3c662550d9342f35bad12e78ed0
sha256
af9c11424819a9f98bb2c992dce8da86759ba94aea922126ff034d36d5705608
sha512
46b28c03180eaa44fc3a927cd0ae4c55f181a043460e5508a5d1d4c39ca81696495ea912479722b353ed05ce614f7c69a0aed5efc7c673e7e1b90d0b795547d4
ripemd-160
ecf369e273ef2d454b2fe54429499885e37d3ec1
Diameter
143562764
Circumference
451015724.71145
Area
1.618726601176E+16
Volume
1.5492591001676E+24
Surface area
6.4749064047038E+16
Circumference
451015724.71145
Perimeter
287125528
Area
5152566801829924
Diagonal
101514203.95028
Surface area
30915400810979544
Volume
3.6985836588267E+23
Space diagonal
124329000.66151
Perimeter
215344146
Area
2.2311268725405E+15
Altitude
62164500.330755
Surface area
2.2311268725405E+15
Volume
4.3588226432369E+22
Height
33838067.983428