71387137 is an odd 8-digits composite number following 71387136
and preceding 71387138 . In scientific notation, it is written as 7.1387137 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 70693956 positive integers (up to 71387137) that are relatively prime to 71387137.
71387137 has 4 divisors, whose sum is 72080320
The reverse of 71387137 is 73178317
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-one million three hundred eighty-seven thousand one hundred thirty-seven
Scientific notation
7.1387137 × 10^7
Engineering notation
7.1387137 × 10^6
Prime Factorization
103 × 693079
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71387137
Product of the distinct prime numbers
The prime factorization of 71387137 is 103 × 693079.
Since it has a total of 2 prime factors.
1 , 2 , 4 , 13 , 822 , 745 , 3999 , 5563 , 78835 , 5261 , 401728 , 511038 , 4437083 , 124116 , 82353069 , 32960441 , 355146287 , 907721257 , 9667579637 , 7488510370
n×2
142774274
n×3
214161411
n×4
285548548
n×5
356935685
n÷2
35693568.5
n÷3
23795712.333333
n÷3
17846784.25
n÷5
14277427.4
n2
5096123329056769
n3
3.6379765426027E+23
n4
2.5970472984957E+31
n5
1.8539577129319E+39
2 √n
8449.0908978422
3 √n
414.83302325934
4 √n
91.918936557394
5 √n
37.215511545716
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
-71387136
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 71387137 can be divided by 4 positive divisors.
The sum of these divisors (counting 71387137) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010100100000000001
3
Ternary
11222022211202001
4
Quaternary
10100110200001
5
Quinary
121233342022
6
Senary
11030024001
8
Octal
420244001
10
Decimal
71387137
12
Duodecimal
1baa8001
16
Hexadecimal
4414801
20
Vigesimal
12637gh
36
Base36
16i2o1
md5
540318b0f697dbd36f0989652b18df0a
sha1
24189b3c8541050edf505cd546bb7f86792c103f
sha256
5c3c9103e7c272766ca07cec5ab0def588d122c06ee2e4884a5b7808afbbaf76
sha512
d109b415d6403d63d18a87632b4aa19efe07f815d75449d15522c66e06de877a276c2723a007ed74699e3dbce6c9e63d121f31a1a680ef2384dff86b4e50274a
ripemd-160
2285c5bd91018370ebfe7b93509dbf4a088ed5f3
Diameter
142774274
Circumference
448538610.32002
Area
1.6009943612352E+16
Volume
1.5238720506897E+24
Surface area
6.4039774449409E+16
Circumference
448538610.32002
Perimeter
285548548
Area
5096123329056769
Diagonal
100956657.32439
Surface area
30576739974340614
Volume
3.6379765426027E+23
Space diagonal
123646148.29088
Perimeter
214161411
Area
2.2066861318908E+15
Altitude
61823074.14544
Surface area
2.2066861318908E+15
Volume
4.2873964717866E+22
Height
33652219.108129