71897434 is an even 8-digits composite number following 71897433
and preceding 71897435 . In scientific notation, it is written as 7.1897434 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 30813180 positive integers (up to 71897434) that are relatively prime to 71897434.
71897434 has 8 divisors, whose sum is 123252768
The reverse of 71897434 is 43479817
Previous prime number is 7
Is Prime? no Number parity even Number length 8 Sum of Digits 43 Digital Root 7
Name
seventy-one million eight hundred ninety-seven thousand four hundred thirty-four
Scientific notation
7.1897434 × 10^7
Engineering notation
7.1897434 × 10^6
Prime Factorization
2 × 7 × 5135531
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
71897434 Product of the distinct prime numbers
The prime factorization of 71897434 is 2 × 7 × 5135531.
Since it has a total of 3 prime factors.
10 , 2 , 60 , 13 , 197 , 956 , 2195 , 3927 , 605 , 28838 , 2374 , 378201 , 7465403 , 5989876 , 77228028 , 5390521 , 148672991 , 921736739 , 4004361377 , 5364310277
n×2
143794868
n×3
215692302
n×4
287589736
n×5
359487170
n÷2
35948717
n÷3
23965811.333333
n÷3
17974358.5
n÷5
14379486.8
n2
5169241015784356
n3
3.7165516476245E+23
n4
2.6721052679267E+31
n5
1.9211751214181E+39
2 √n8479.2354608184
3 √n415.81912825542
4 √n92.082764189714
5 √n37.268565625628
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
-71897433 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 71897434 can be divided by 8 positive divisors.
The sum of these divisors (counting 71897434) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010010001000101011010
3
Ternary
12000021202201221
4
Quaternary
10102101011122
5
Quinary
121401204214
6
Senary
11045002254
8
Octal
422210532
10
Decimal
71897434
12
Duodecimal
200b338a
16
Hexadecimal
449115a
20
Vigesimal
12973be
36
Base36
16t0ey
md5
043a46a299e6cd131b284bc6a109c64e
sha1
55fa6e71bb234a2ed1d8e9003d4f6a9718aa6580
sha256
692eabc851a20a43a38c25d2a3143f997ac02b97f1a8d78b0d9d8f5e95f44d00
sha512
c4b466269bee41584488f666c4898f090cd35968ed1f9fcae7a09268100512252344b64f77334fda20062f85d8707cc7b167af225f02f49d4ad4a56f920350c3
ripemd-160
8d7a43af612cc613704d3caa463106ca8112106c
Diameter
143794868
Circumference
451744900.93271
Area
1.6239649599823E+16
Volume
1.5567855137152E+24
Surface area
6.4958598399293E+16
Circumference
451744900.93271
Perimeter
287589736
Area
5169241015784356
Diagonal
101678326.26262
Surface area
31015446094706136
Volume
3.7165516476245E+23
Space diagonal
124530008.62183
Perimeter
215692302
Area
2.2383470189769E+15
Altitude
62265004.310915
Surface area
2.2383470189769E+15
Volume
4.3799981211089E+22
Height
33892775.420875