71398957 is an odd 8-digits composite number following 71398956
and preceding 71398958 . In scientific notation, it is written as 7.1398957 × 10^7.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 58887360 positive integers (up to 71398957) that are relatively prime to 71398957.
71398957 has 16 divisors, whose sum is 84700800
The reverse of 71398957 is 75989317
Previous prime number is 509
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-one million three hundred ninety-eight thousand nine hundred fifty-seven
Scientific notation
7.1398957 × 10^7
Engineering notation
7.1398957 × 10^6
Prime Factorization
7 × 29 × 509 × 691
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
71398957
Product of the distinct prime numbers
The prime factorization of 71398957 is 7 × 29 × 509 × 691.
Since it has a total of 4 prime factors.
4 , 9 , 64 , 96 , 643 , 924 , 9883 , 3022 , 6622 , 86715 , 738342 , 649357 , 8366982 , 9185824 , 46054070 , 28728492 , 707450119 , 733866791 , 6696238017 , 3503537084
n×2
142797914
n×3
214196871
n×4
285595828
n×5
356994785
n÷2
35699478.5
n÷3
23799652.333333
n÷3
17849739.25
n÷5
14279791.4
n2
5097811060687849
n3
3.6397839271618E+23
n4
2.5987677610471E+31
n5
1.8554930762399E+39
2 √n
8449.7903524289
3 √n
414.85591746663
4 √n
91.922741214723
5 √n
37.216743863564
1 , 7 , 29 , 203 , 509 , 691 , 3563 , 4837 , 14761 , 20039 , 103327 , 140273 , 351719 , 2462033 , 10199851 , 71398957
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
-71398956
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 71398957 can be divided by 16 positive divisors.
The sum of these divisors (counting 71398957) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010000010111011000101101
3
Ternary
11222100102221211
4
Quaternary
10100113120231
5
Quinary
121234231312
6
Senary
11030154421
8
Octal
420273055
10
Decimal
71398957
12
Duodecimal
1bab2a11
16
Hexadecimal
441762d
20
Vigesimal
1264h7h
36
Base36
16ibsd
md5
ba39a1e7fa6ecff6af1bf4cb2ca4f933
sha1
27a25868eac06ce03d9fa981e88697d4354cbb2f
sha256
a10b35632324653ece219e9a9a8b0cd4a08fedc77a609117f219e03439445c32
sha512
ec6bc073a0e6fd3ef08abf877beee86411cc9956ed7f2f4f6b26cf2dcf48fd1121d7fe23837bb019252dc702be1e051234a4d8f848d971724d05839ae86d707e
ripemd-160
4bfc5dd33f0403bf4a78c9aed048660dbb85b03a
Diameter
142797914
Circumference
448612877.57035
Area
1.6015245777646E+16
Volume
1.5246291261634E+24
Surface area
6.4060983110583E+16
Circumference
448612877.57035
Perimeter
285595828
Area
5097811060687849
Diagonal
100973373.32869
Surface area
30586866364127094
Volume
3.6397839271618E+23
Space diagonal
123666621.13143
Perimeter
214196871
Area
2.2074169411245E+15
Altitude
61833310.565713
Surface area
2.2074169411245E+15
Volume
4.2895264949165E+22
Height
33657791.109564