71389784 is an even 8-digits composite number following 71389783
and preceding 71389785 . In scientific notation, it is written as 7.1389784 × 10^7.
The sum of its digits is 47. It has a total of 6 prime factors and 32 positive divisors.
There are 35083776 positive integers (up to 71389784) that are relatively prime to 71389784.
71389784 has 32 divisors, whose sum is 136170720
The reverse of 71389784 is 48798317
Previous prime number is 157
Is Prime? no
Number parity even
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-one million three hundred eighty-nine thousand seven hundred eighty-four
Scientific notation
7.1389784 × 10^7
Engineering notation
7.1389784 × 10^6
Prime Factorization
2 × 2 × 2 × 113 × 157 × 503
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17847446
Product of the distinct prime numbers
The prime factorization of 71389784 is 2 × 2 × 2 × 113 × 157 × 503.
Since it has a total of 6 prime factors.
10 , 2 , 73 , 70 , 191 , 241 , 8799 , 9638 , 92038 , 77556 , 645611 , 716652 , 3441516 , 3844637 , 40442684 , 88821277 , 800165441 , 576148004 , 8967186969 , 3330036881
n×2
142779568
n×3
214169352
n×4
285559136
n×5
356948920
n÷2
35694892
n÷3
23796594.666667
n÷3
17847446
n÷5
14277956.8
n2
5096501259566656
n3
3.6383812407619E+23
n4
2.5974325088765E+31
n5
1.8543014576327E+39
2 √n
8449.2475404618
3 √n
414.83815046427
4 √n
91.919788622809
5 √n
37.215787528202
1 , 2 , 4 , 8 , 113 , 157 , 226 , 314 , 452 , 503 , 628 , 904 , 1006 , 1256 , 2012 , 4024 , 17741 , 35482 , 56839 , 70964 , 78971 , 113678 , 141928 , 157942 , 227356 , 315884 , 454712 , 631768 , 8923723 , 17847446 , 35694892 , 71389784
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71389783
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71389784 can be divided by 32 positive divisors.
The sum of these divisors (counting 71389784) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100010000010101001001011000
3
Ternary
11222022222101002
4
Quaternary
10100111021120
5
Quinary
121233433114
6
Senary
11030044132
8
Octal
420251130
10
Decimal
71389784
12
Duodecimal
1baa9648
16
Hexadecimal
4415258
20
Vigesimal
1263e94
36
Base36
16i4pk
md5
fa51b1cb4800d476e1994b544d3c244d
sha1
b7fa394f283183d35cedb367252e5a02477cd1bc
sha256
ecd933ab90ed232ffe46d8cf2d487edfa0405087b8a5cb61163c8fa9962e8eed
sha512
25824d807d9c229264971e91ef14581f0393c125ca0dfd0db0eff93628aa8fe7ff0fe8647adf48fb8b446a56ee9b85fdc6ca6dd051dfd0985baff138a595a543
ripemd-160
936e5d497c6577dceac57c1b2cde29a4d4f61a1a
Diameter
142779568
Circumference
448555241.91152
Area
1.6011130916066E+16
Volume
1.5240415702582E+24
Surface area
6.4044523664263E+16
Circumference
448555241.91152
Perimeter
285559136
Area
5096501259566656
Diagonal
100960400.74769
Surface area
30579007557399936
Volume
3.6383812407619E+23
Space diagonal
123650733.02937
Perimeter
214169352
Area
2.2068497806021E+15
Altitude
61825366.514684
Surface area
2.2068497806021E+15
Volume
4.2878734131411E+22
Height
33653466.915895