71398245 is an odd 8-digits composite number following 71398244
and preceding 71398246 . In scientific notation, it is written as 7.1398245 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 38035584 positive integers (up to 71398245) that are relatively prime to 71398245.
71398245 has 8 divisors, whose sum is 76245120
The reverse of 71398245 is 54289317
Previous prime number is 1097
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million three hundred ninety-eight thousand two hundred forty-five
Scientific notation
7.1398245 × 10^7
Engineering notation
7.1398245 × 10^6
Prime Factorization
15 × 1097 × 4339
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398245
Product of the distinct prime numbers
The prime factorization of 71398245 is 15 × 1097 × 4339.
Since it has a total of 3 prime factors.
2 , 1 , 31 , 10 , 227 , 175 , 8674 , 8909 , 17124 , 23247 , 838131 , 51916 , 3080147 , 5744606 , 3007285 , 57678004 , 428304801 , 159769376 , 2415503428 , 2812193086
n×2
142796490
n×3
214194735
n×4
285592980
n×5
356991225
n÷2
35699122.5
n÷3
23799415
n÷3
17849561.25
n÷5
14279649
n2
5097709389080025
n3
3.6396750390034E+23
n4
2.5986641015515E+31
n5
1.8554005619528E+39
2 √n
8449.748221101
3 √n
414.85453846238
4 √n
91.922512047382
5 √n
37.216669637193
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71398244
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71398245 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398245) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111001101100101
3
Ternary
11222100101222110
4
Quaternary
10100113031211
5
Quinary
121234220440
6
Senary
11030151233
8
Octal
420271545
10
Decimal
71398245
12
Duodecimal
1bab2519
16
Hexadecimal
4417365
20
Vigesimal
1264fc5
36
Base36
16ib8l
md5
f1b2a39dae54cc54a2401bf120813eea
sha1
b0c1160af9b8e0d49b0f38a6ef47851ddf3111f8
sha256
ddc8160804188f93ef8f455f20d64a0b4f61d720753cbe3281ca41691ad5e8a8
sha512
4f07b5de424c4d02d038e2016cb83a45a2acff408ac157539a7855b490db358b4b0cee7379fcb302a083f9b7006b761f9256b3a9ea1fcd00282a4015931e06e1
ripemd-160
19154539099c3420dd6ecef088516f1257dd33ea
Diameter
142796490
Circumference
448608403.94241
Area
1.601492636687E+16
Volume
1.5245835151983E+24
Surface area
6.4059705467478E+16
Circumference
448608403.94241
Perimeter
285592980
Area
5097709389080025
Diagonal
100972366.40864
Surface area
30586256334480150
Volume
3.6396750390034E+23
Space diagonal
123665387.91125
Perimeter
214194735
Area
2.2073729160269E+15
Altitude
61832693.955625
Surface area
2.2073729160269E+15
Volume
4.2893981689911E+22
Height
33657455.469546