71398645 is an odd 8-digits composite number following 71398644
and preceding 71398646 . In scientific notation, it is written as 7.1398645 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 57118912 positive integers (up to 71398645) that are relatively prime to 71398645.
71398645 has 4 divisors, whose sum is 85678380
The reverse of 71398645 is 54689317
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-one million three hundred ninety-eight thousand six hundred forty-five
Scientific notation
7.1398645 × 10^7
Engineering notation
7.1398645 × 10^6
Prime Factorization
5 × 14279729
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71398645
Product of the distinct prime numbers
The prime factorization of 71398645 is 5 × 14279729.
Since it has a total of 2 prime factors.
5 , 9 , 3 , 66 , 72 , 614 , 4078 , 3133 , 86505 , 62474 , 276633 , 352291 , 98209 , 1007007 , 58795229 , 35880940 , 527515449 , 210012225 , 1422366903 , 845692303
n×2
142797290
n×3
214195935
n×4
285594580
n×5
356993225
n÷2
35699322.5
n÷3
23799548.333333
n÷3
17849661.25
n÷5
14279729
n2
5097766507836025
n3
3.6397362118587E+23
n4
2.5987223368415E+31
n5
1.8554525358171E+39
2 √n
8449.7718904122
3 √n
414.85531318499
4 √n
91.92264079329
5 √n
37.216711337475
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
-71398644
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 71398645 can be divided by 4 positive divisors.
The sum of these divisors (counting 71398645) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010111010011110101
3
Ternary
11222100102112021
4
Quaternary
10100113103311
5
Quinary
121234224040
6
Senary
11030153141
8
Octal
420272365
10
Decimal
71398645
12
Duodecimal
1bab27b1
16
Hexadecimal
44174f5
20
Vigesimal
1264gc5
36
Base36
16ibjp
md5
5ee638e6b2321b9f97e3614285421583
sha1
91afe9fdcf39ce25bd7216905e47159fb32d7e2f
sha256
eb856865b0f659eba81611cbd9f5350eaaa9fa99b7dc84d0452d0f971b9142dd
sha512
180797b0eb8f51479f718ebf0bcf62f5d967f6d516cb3bef0595590c23b7ac505ac1d574642f4f98e7535dc19e73a3f290aca024e43a32b46a4c91ea778379ac
ripemd-160
c9eb02002338144fa65ab29d4e37480c4b652041
Diameter
142797290
Circumference
448610917.21653
Area
1.6015105810734E+16
Volume
1.524609139224E+24
Surface area
6.4060423242935E+16
Circumference
448610917.21653
Perimeter
285594580
Area
5097766507836025
Diagonal
100972932.09406
Surface area
30586599047016150
Volume
3.6397362118587E+23
Space diagonal
123666080.73157
Perimeter
214195935
Area
2.2073976491737E+15
Altitude
61833040.365787
Surface area
2.2073976491737E+15
Volume
4.2894702618926E+22
Height
33657644.031354