71347991 is an odd 8-digits composite number following 71347990
and preceding 71347992 . In scientific notation, it is written as 7.1347991 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 59872320 positive integers (up to 71347991) that are relatively prime to 71347991.
71347991 has 4 divisors, whose sum is 71847072
The reverse of 71347991 is 19974317
Previous prime number is 143
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-one million three hundred forty-seven thousand nine hundred ninety-one
Scientific notation
7.1347991 × 10^7
Engineering notation
7.1347991 × 10^6
Prime Factorization
143 × 498937
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71347991
Product of the distinct prime numbers
The prime factorization of 71347991 is 143 × 498937.
Since it has a total of 2 prime factors.
2 , 4 , 74 , 93 , 34 , 93 , 7734 , 4662 , 76726 , 40067 , 625508 , 149568 , 7922346 , 3508620 , 26784121 , 15075583 , 589570980 , 67977857 , 8297479361 , 3196921271
n×2
142695982
n×3
214043973
n×4
285391964
n×5
356739955
n÷2
35673995.5
n÷3
23782663.666667
n÷3
17836997.75
n÷5
14269598.2
n2
5090535819736081
n3
3.6319950385171E+23
n4
2.5913554932016E+31
n5
1.8488800840675E+39
2 √n
8446.7739995811
3 √n
414.75718315981
4 √n
91.906332750149
5 √n
37.211429134986
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
-71347990
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 71347991 can be divided by 4 positive divisors.
The sum of these divisors (counting 71347991) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000001010111100010111
3
Ternary
11222020212001012
4
Quaternary
10100022330113
5
Quinary
121231113431
6
Senary
11025122435
8
Octal
420127427
10
Decimal
71347991
12
Duodecimal
1ba8941b
16
Hexadecimal
440af17
20
Vigesimal
125i9jb
36
Base36
16h8gn
md5
96dfd11dc9c8ec1dbbd0d50f70035c6b
sha1
92333138f10a55dce1dfc85a63aea4e97c912e2d
sha256
1952b310361e688bb22eb35adda78e43e84cb65b78e82b130cd9125eccf73c2d
sha512
ecccc338f8112e804cc3d133cef89d8b329691bba5fcc2e4b28036fce290f022decef010d35439e4ddd544cd63a9b66a2635ca4fbdef2f81b534c8d2bf6fbfa1
ripemd-160
544e6cb19e035f4d1d764ce7add81605585d2b42
Diameter
142695982
Circumference
448292648.74798
Area
1.5992389934119E+16
Volume
1.5213665241173E+24
Surface area
6.3969559736474E+16
Circumference
448292648.74798
Perimeter
285391964
Area
5090535819736081
Diagonal
100901296.52027
Surface area
30543214918416486
Volume
3.6319950385171E+23
Space diagonal
123578345.42997
Perimeter
214043973
Area
2.204266669383E+15
Altitude
61789172.714983
Surface area
2.204266669383E+15
Volume
4.2803472016189E+22
Height
33633765.506758