71398948 is an even 8-digits composite number following 71398947
and preceding 71398949 . In scientific notation, it is written as 7.1398948 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 12 positive divisors.
There are 35658792 positive integers (up to 71398948) that are relatively prime to 71398948.
71398948 has 12 divisors, whose sum is 125090560
The reverse of 71398948 is 84989317
Previous prime number is 919
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-one million three hundred ninety-eight thousand nine hundred forty-eight
Scientific notation
7.1398948 × 10^7
Engineering notation
7.1398948 × 10^6
Prime Factorization
2 × 2 × 919 × 19423
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
35699474
Product of the distinct prime numbers
The prime factorization of 71398948 is 2 × 2 × 919 × 19423.
Since it has a total of 4 prime factors.
8 , 7 , 49 , 45 , 440 , 667 , 5910 , 2158 , 74881 , 88568 , 946177 , 874689 , 4679616 , 4158201 , 82679097 , 43171417 , 921698731 , 781254698 , 7240913650 , 9986107262
n×2
142797896
n×3
214196844
n×4
285595792
n×5
356994740
n÷2
35699474
n÷3
23799649.333333
n÷3
17849737
n÷5
14279789.6
n2
5097809775506704
n3
3.6397825507529E+23
n4
2.5987664507252E+31
n5
1.8554919067947E+39
2 √n
8449.7898198713
3 √n
414.85590003545
4 √n
91.922738317955
5 √n
37.216742925313
1 , 2 , 4 , 919 , 1838 , 3676 , 19423 , 38846 , 77692 , 17849737 , 35699474 , 71398948
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71398947
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71398948 can be divided by 12 positive divisors.
The sum of these divisors (counting 71398948) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010000010111011000100100
3
Ternary
11222100102221111
4
Quaternary
10100113120210
5
Quinary
121234231243
6
Senary
11030154404
8
Octal
420273044
10
Decimal
71398948
12
Duodecimal
1bab2a04
16
Hexadecimal
4417624
20
Vigesimal
1264h78
36
Base36
16ibs4
md5
3af0751ae690887d909c5f4fd7a5552d
sha1
4f52ca67aeb7712806df5f3aeb9a5619b51a362c
sha256
f060d71c20fd3ce591685168a9eaf0ec00690523ed4923cba95cb646ae3f0e5d
sha512
8db3822244d1ee15bcef1ac810cfb376f4f6384fc9b80344fc60634447add757116beafd73204c728c3da0b49bfbadde7388bbe7f2b7d025a47b0677300cc1a9
ripemd-160
381e090e49f3a72add08bc667775943dde4cbee3
Diameter
142797896
Circumference
448612821.02168
Area
1.601524174013E+16
Volume
1.5246285496146E+24
Surface area
6.406096696052E+16
Circumference
448612821.02168
Perimeter
285595792
Area
5097809775506704
Diagonal
100973360.60077
Surface area
30586858653040224
Volume
3.6397825507529E+23
Space diagonal
123666605.54297
Perimeter
214196844
Area
2.2074163846247E+15
Altitude
61833302.771484
Surface area
2.2074163846247E+15
Volume
4.2895248728031E+22
Height
33657786.866924