71387493 is an odd 8-digits composite number following 71387492
and preceding 71387494 . In scientific notation, it is written as 7.1387493 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 47518128 positive integers (up to 71387493) that are relatively prime to 71387493.
71387493 has 8 divisors, whose sum is 95330400
The reverse of 71387493 is 39478317
Previous prime number is 659
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred eighty-seven thousand four hundred ninety-three
Scientific notation
7.1387493 × 10^7
Engineering notation
7.1387493 × 10^6
Prime Factorization
3 × 659 × 36109
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71387493
Product of the distinct prime numbers
The prime factorization of 71387493 is 3 × 659 × 36109.
Since it has a total of 3 prime factors.
4 , 7 , 60 , 1 , 986 , 116 , 1125 , 9823 , 30554 , 8987 , 895686 , 451310 , 948608 , 227423 , 70981302 , 67906028 , 416291340 , 503507301 , 4578728500 , 1513275201
n×2
142774986
n×3
214162479
n×4
285549972
n×5
356937465
n÷2
35693746.5
n÷3
23795831
n÷3
17846873.25
n÷5
14277498.6
n2
5096174156825049
n3
3.6380309694713E+23
n4
2.5970991036691E+31
n5
1.8540039408349E+39
2 √n
8449.1119651713
3 √n
414.83371283414
4 √n
91.91905115465
5 √n
37.215548663595
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
-71387492
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 71387493 can be divided by 8 positive divisors.
The sum of these divisors (counting 71387493) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010100100101100101
3
Ternary
11222022212020020
4
Quaternary
10100110211211
5
Quinary
121233344433
6
Senary
11030025353
8
Octal
420244545
10
Decimal
71387493
12
Duodecimal
1baa8259
16
Hexadecimal
4414965
20
Vigesimal
12638ed
36
Base36
16i2xx
md5
3461040fac30fb03f2648d080163cbb3
sha1
00e6c348586e24a7c50ae2e4452ad8ebff8b2525
sha256
61572a08d309d82226da247be9537be82d09c969574248dbb28a77d0eea1353c
sha512
fd6c2a67f67b399b6e44a802de96e4f41e55256100465ad91e80cfb510df868578bbd9bba03b7c4f2600a9fb10965cf5fe2fa3d52e9f3f751046405c70f915e0
ripemd-160
25560a73fa711d9e8ad9f52fa3ecaa840db95dc2
Diameter
142774986
Circumference
448540847.13399
Area
1.6010103292496E+16
Volume
1.5238948489631E+24
Surface area
6.4040413169983E+16
Circumference
448540847.13399
Perimeter
285549972
Area
5096174156825049
Diagonal
100957160.78441
Surface area
30577044940950294
Volume
3.6380309694713E+23
Space diagonal
123646764.90097
Perimeter
214162479
Area
2.2067081409601E+15
Altitude
61823382.450484
Surface area
2.2067081409601E+15
Volume
4.2874606144664E+22
Height
33652386.928138