71388975 is an odd 8-digits composite number following 71388974
and preceding 71388976 . In scientific notation, it is written as 7.1388975 × 10^7.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 32634720 positive integers (up to 71388975) that are relatively prime to 71388975.
71388975 has 8 divisors, whose sum is 77780560
The reverse of 71388975 is 57988317
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
seventy-one million three hundred eighty-eight thousand nine hundred seventy-five
Scientific notation
7.1388975 × 10^7
Engineering notation
7.1388975 × 10^6
Prime Factorization
21 × 25 × 135979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71388975
Product of the distinct prime numbers
The prime factorization of 71388975 is 21 × 25 × 135979.
Since it has a total of 3 prime factors.
4 , 5 , 24 , 32 , 327 , 353 , 1600 , 4050 , 59688 , 66982 , 856758 , 578077 , 6831507 , 1425247 , 23166043 , 62778932 , 157738448 , 588886135 , 4362839137 , 3646559554
n×2
142777950
n×3
214166925
n×4
285555900
n×5
356944875
n÷2
35694487.5
n÷3
23796325
n÷3
17847243.75
n÷5
14277795
n2
5096385751550625
n3
3.638257550078E+23
n4
2.5973147728608E+31
n5
1.8541963938689E+39
2 √n
8449.1996662406
3 √n
414.83658345513
4 √n
91.91952820941
5 √n
37.215703180816
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
-71388974
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 71388975 can be divided by 8 positive divisors.
The sum of these divisors (counting 71388975) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100111100101111
3
Ternary
11222022221021010
4
Quaternary
10100110330233
5
Quinary
121233421400
6
Senary
11030040303
8
Octal
420247457
10
Decimal
71388975
12
Duodecimal
1baa9093
16
Hexadecimal
4414f2f
20
Vigesimal
1263c8f
36
Base36
16i433
md5
4f76ff27c5c9d72a570c039f134529e5
sha1
96e15fc167763a61692991e2b6c4bcb554ab9947
sha256
40a69686b05d7c9ebdbb4e6e0ed159c069ed30494929b6dfe9fe2b984ddfb794
sha512
5560a34736193cb83248c685332b2c54663c7aa5ecb3aa1761f2753eb0a7f1c38a82853c27e146d63686b382a9349aa580aaf61ba7e8fa573d067331e873d5a1
ripemd-160
8f2aa72372c14a4666b58e80bf35045d3198026e
Diameter
142777950
Circumference
448550158.81461
Area
1.6010768036931E+16
Volume
1.5239897588257E+24
Surface area
6.4043072147725E+16
Circumference
448550158.81461
Perimeter
285555900
Area
5096385751550625
Diagonal
100959256.64891
Surface area
30578314509303750
Volume
3.638257550078E+23
Space diagonal
123649331.80026
Perimeter
214166925
Area
2.2067997641639E+15
Altitude
61824665.900132
Surface area
2.2067997641639E+15
Volume
4.2877276422722E+22
Height
33653085.549638