71398639 is an odd 8-digits composite number following 71398638
and preceding 71398640 . In scientific notation, it is written as 7.1398639 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 65289216 positive integers (up to 71398639) that are relatively prime to 71398639.
71398639 has 8 divisors, whose sum is 77610960
The reverse of 71398639 is 93689317
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
seventy-one million three hundred ninety-eight thousand six hundred thirty-nine
Scientific notation
7.1398639 × 10^7
Engineering notation
7.1398639 × 10^6
Prime Factorization
13 × 107 × 51329
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71398639
Product of the distinct prime numbers
The prime factorization of 71398639 is 13 × 107 × 51329.
Since it has a total of 3 prime factors.
2 , 5 , 46 , 26 , 329 , 76 , 184 , 2916 , 31893 , 61551 , 488043 , 481931 , 1965477 , 1925801 , 14746773 , 56557120 , 9720077 , 806523756 , 2791106754 , 6990217015
n×2
142797278
n×3
214195917
n×4
285594556
n×5
356993195
n÷2
35699319.5
n÷3
23799546.333333
n÷3
17849659.75
n÷5
14279727.8
n2
5097765651052321
n3
3.6397352942608E+23
n4
2.5987214633049E+31
n5
1.8554517562006E+39
2 √n
8449.771535373
3 √n
414.85530156418
4 √n
91.922638862105
5 √n
37.216710711972
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
-71398638
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 71398639 can be divided by 8 positive divisors.
The sum of these divisors (counting 71398639) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111010011101111
3
Ternary
11222100102112001
4
Quaternary
10100113103233
5
Quinary
121234224024
6
Senary
11030153131
8
Octal
420272357
10
Decimal
71398639
12
Duodecimal
1bab27a7
16
Hexadecimal
44174ef
20
Vigesimal
1264gbj
36
Base36
16ibjj
md5
238af34753cf56314a5049792de7d486
sha1
24820756ef6b44df40dc16d14fee9f6dcbed7452
sha256
97786d82a466fcf49ae936ad3adbb8c91dfe8d7da5e1ae3e41ed7c6d604f7c23
sha512
49a0b871f2b74937e2011b16f55cae51abffed952642deb73ac6fd2791574491f6ca46b328722fcfd2aaf6a992cbab85ae3c369e0a59774f313bc49d216823af
ripemd-160
9b907632ca3df36dde40e84871c88d0545e8d781
Diameter
142797278
Circumference
448610879.51742
Area
1.6015103119068E+16
Volume
1.5246087548615E+24
Surface area
6.4060412476273E+16
Circumference
448610879.51742
Perimeter
285594556
Area
5097765651052321
Diagonal
100972923.60878
Surface area
30586593906313926
Volume
3.6397352942608E+23
Space diagonal
123666070.33927
Perimeter
214195917
Area
2.2073972781755E+15
Altitude
61833035.169634
Surface area
2.2073972781755E+15
Volume
4.2894691804931E+22
Height
33657641.202927