71397994 is an even 8-digits composite number following 71397993
and preceding 71397995 . In scientific notation, it is written as 7.1397994 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 33599040 positive integers (up to 71397994) that are relatively prime to 71397994.
71397994 has 8 divisors, whose sum is 113396868
The reverse of 71397994 is 49979317
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-one million three hundred ninety-seven thousand nine hundred ninety-four
Scientific notation
7.1397994 × 10^7
Engineering notation
7.1397994 × 10^6
Prime Factorization
2 × 17 × 2099941
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71397994
Product of the distinct prime numbers
The prime factorization of 71397994 is 2 × 17 × 2099941.
Since it has a total of 3 prime factors.
8 , 10 , 85 , 66 , 181 , 522 , 8664 , 1351 , 43199 , 68629 , 898020 , 885641 , 5688059 , 4101030 , 18228409 , 29180305 , 745816447 , 777277516 , 3466583299 , 7758390610
n×2
142795988
n×3
214193982
n×4
285591976
n×5
356989970
n÷2
35698997
n÷3
23799331.333333
n÷3
17849498.5
n÷5
14279598.8
n2
5097673547224036
n3
3.6396366533866E+23
n4
2.5986275594068E+31
n5
1.8553679489476E+39
2 √n
8449.7333685744
3 √n
414.85405232246
4 √n
91.922431259048
5 √n
37.216643470171
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
-71397993
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 71397994 can be divided by 8 positive divisors.
The sum of these divisors (counting 71397994) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010111001001101010
3
Ternary
11222100101122011
4
Quaternary
10100113021222
5
Quinary
121234213434
6
Senary
11030150134
8
Octal
420271152
10
Decimal
71397994
12
Duodecimal
1bab234a
16
Hexadecimal
441726a
20
Vigesimal
1264eje
36
Base36
16ib1m
md5
14b4c06eb2e7d6d4ce511bd61bfe9a53
sha1
7fae0c5054fb3038f1dff3e79e9331bf92309ba1
sha256
49e63bb4325c166c915aa7319e14e491c2aa3e302cfc69c2776205cbb7db506d
sha512
525f048351281336eda681b90dc074f746bd6e7386014ced173ab194beacef411e6eddcd618a00b51d4c4a442fd9d5632fffff9317d101db723e70e0fb589ec1
ripemd-160
bc54a076b0fed9e9cd92615ca4dec1f02e1e930a
Diameter
142795988
Circumference
448606826.8629
Area
1.6014813766358E+16
Volume
1.5245674362687E+24
Surface area
6.4059255065432E+16
Circumference
448606826.8629
Perimeter
285591976
Area
5097673547224036
Diagonal
100972011.44103
Surface area
30586041283344216
Volume
3.6396366533866E+23
Space diagonal
123664953.1665
Perimeter
214193982
Area
2.207357396048E+15
Altitude
61832476.583249
Surface area
2.207357396048E+15
Volume
4.289352931108E+22
Height
33657337.147011