71244985 is an odd 8-digits composite number following 71244984
and preceding 71244986 . In scientific notation, it is written as 7.1244985 × 10^7.
The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors.
There are 47443968 positive integers (up to 71244985) that are relatively prime to 71244985.
71244985 has 16 divisors, whose sum is 75427200
The reverse of 71244985 is 58944217
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
seventy-one million two hundred forty-four thousand nine hundred eighty-five
Scientific notation
7.1244985 × 10^7
Engineering notation
7.1244985 × 10^6
Prime Factorization
35 × 53 × 193 × 199
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71244985
Product of the distinct prime numbers
The prime factorization of 71244985 is 35 × 53 × 193 × 199.
Since it has a total of 4 prime factors.
2 , 7 , 57 , 90 , 484 , 466 , 2018 , 236 , 4665 , 31931 , 773098 , 242516 , 6810545 , 3626207 , 53968194 , 11427912 , 584162494 , 867216535 , 3619774971 , 4641129871
n×2
142489970
n×3
213734955
n×4
284979940
n×5
356224925
n÷2
35622492.5
n÷3
23748328.333333
n÷3
17811246.25
n÷5
14248997
n2
5075847887650225
n3
3.6162870661792E+23
n4
2.5764231778563E+31
n5
1.8355723066003E+39
2 √n
8440.6744398774
3 √n
414.55749029307
4 √n
91.873143191454
5 √n
37.200678402315
1 , 35 , 53 , 193 , 199 , 1855 , 6755 , 6965 , 10229 , 10547 , 38407 , 358015 , 369145 , 1344245 , 2035571 , 71244985
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71244984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71244985 can be divided by 16 positive divisors.
The sum of these divisors (counting 71244985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001111110001110010111001
3
Ternary
11222001121202011
4
Quaternary
10033301302321
5
Quinary
121214314420
6
Senary
11023005521
8
Octal
417616271
10
Decimal
71244985
12
Duodecimal
1ba398a1
16
Hexadecimal
43f1cb9
20
Vigesimal
1255c95
36
Base36
16f0zd
md5
361ec73341711f608adb1224691fc636
sha1
579e7a1b859252d7664db6f7996e6e9ed88612e5
sha256
9fd66ac7d0189f0529bcf1d5e85625239852552fbdaa1a38ecc4e76d5ef9eb0b
sha512
3fe965a18c746f98c04194d26dff3baa20e31e88ffea73aeacb22a3babca6ea982c0d17210a31f30320755cf1f99a57187f9bbff9e6adf74f225319f2b931798
ripemd-160
6e72fb8f5515ba0a8f55185cb1d3f5d0faa1ecaf
Diameter
142489970
Circumference
447645442.96223
Area
1.5946246434581E+16
Volume
1.5147867840507E+24
Surface area
6.3784985738325E+16
Circumference
447645442.96223
Perimeter
284979940
Area
5075847887650225
Diagonal
100755624.03807
Surface area
30455087325901350
Volume
3.6162870661792E+23
Space diagonal
123399933.80448
Perimeter
213734955
Area
2.1979066082253E+15
Altitude
61699966.902241
Surface area
2.1979066082253E+15
Volume
4.2618351786876E+22
Height
33585208.012689