71388499 is an odd 8-digits composite number following 71388498
and preceding 71388500 . In scientific notation, it is written as 7.1388499 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 56483136 positive integers (up to 71388499) that are relatively prime to 71388499.
71388499 has 8 divisors, whose sum is 87862880
The reverse of 71388499 is 99488317
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-one million three hundred eighty-eight thousand four hundred ninety-nine
Scientific notation
7.1388499 × 10^7
Engineering notation
7.1388499 × 10^6
Prime Factorization
7 × 13 × 784489
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388499
Product of the distinct prime numbers
The prime factorization of 71388499 is 7 × 13 × 784489.
Since it has a total of 3 prime factors.
5 , 9 , 59 , 29 , 485 , 682 , 3102 , 8825 , 79806 , 66175 , 397694 , 202718 , 4738927 , 4227719 , 86051930 , 64349818 , 189235199 , 553941705 , 5955376705 , 1320966508
n×2
142776998
n×3
214165497
n×4
285553996
n×5
356942495
n÷2
35694249.5
n÷3
23796166.333333
n÷3
17847124.75
n÷5
14277699.8
n2
5096317789473001
n3
3.6381847741748E+23
n4
2.5972455011299E+31
n5
1.8541345786017E+39
2 √n
8449.1714978452
3 √n
414.83566145164
4 √n
91.919374986154
5 √n
37.215653552083
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
-71388498
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 71388499 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388499) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100110101010011
3
Ternary
11222022220121111
4
Quaternary
10100110311103
5
Quinary
121233412444
6
Senary
11030034151
8
Octal
420246523
10
Decimal
71388499
12
Duodecimal
1baa8957
16
Hexadecimal
4414d53
20
Vigesimal
1263b4j
36
Base36
16i3pv
md5
bea51a7c3d29d4670ade36c21606a822
sha1
f06cc8a041f59f522646d2aa639576137c50f3bb
sha256
86affd8ed9ae81133f0099c96d0a9fcbb82edc6ddd736832e72efc8cf3eb9d98
sha512
c5e8ae4864bbb7f956ce5266adce2731881fd72a227fad6e56c3be44e15055b2ff9bb4ee45ad536d9bd08ee1bed24b04ad9b0dd97152187ca38b98cc4cd9528b
ripemd-160
6434b469c8c465f384fe4e573d7c1dd77ec6a2f5
Diameter
142776998
Circumference
448547168.0184
Area
1.6010554527767E+16
Volume
1.5239592745266E+24
Surface area
6.4042218111069E+16
Circumference
448547168.0184
Perimeter
285553996
Area
5096317789473001
Diagonal
100958583.48326
Surface area
30577906736838006
Volume
3.6381847741748E+23
Space diagonal
123648507.34408
Perimeter
214165497
Area
2.2067703357211E+15
Altitude
61824253.67204
Surface area
2.2067703357211E+15
Volume
4.2876418750477E+22
Height
33652861.161086