71389239 is an odd 8-digits composite number following 71389238
and preceding 71389240 . In scientific notation, it is written as 7.1389239 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 44793216 positive integers (up to 71389239) that are relatively prime to 71389239.
71389239 has 8 divisors, whose sum is 100784880
The reverse of 71389239 is 93298317
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred eighty-nine thousand two hundred thirty-nine
Scientific notation
7.1389239 × 10^7
Engineering notation
7.1389239 × 10^6
Prime Factorization
3 × 17 × 1399789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71389239
Product of the distinct prime numbers
The prime factorization of 71389239 is 3 × 17 × 1399789.
Since it has a total of 3 prime factors.
9 , 5 , 65 , 41 , 560 , 612 , 1263 , 635 , 46660 , 46725 , 13384 , 871436 , 5112164 , 191369 , 94149796 , 44577116 , 43528981 , 682305869 , 4672467341 , 3294451047
n×2
142778478
n×3
214167717
n×4
285556956
n×5
356946195
n÷2
35694619.5
n÷3
23796413
n÷3
17847309.75
n÷5
14277847.8
n2
5096423444999121
n3
3.6382979136025E+23
n4
2.5973531930737E+31
n5
1.8542306786775E+39
2 √n
8449.2152890076
3 √n
414.83709481665
4 √n
91.919613190046
5 √n
37.215730705881
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
-71389238
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 71389239 can be divided by 8 positive divisors.
The sum of these divisors (counting 71389239) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010000010101000000110111
3
Ternary
11222022221121220
4
Quaternary
10100111000313
5
Quinary
121233423424
6
Senary
11030041423
8
Octal
420250067
10
Decimal
71389239
12
Duodecimal
1baa9273
16
Hexadecimal
4415037
20
Vigesimal
1263d1j
36
Base36
16i4af
md5
078a11c07dcfb8d69ba543a65171a340
sha1
e109168c54ee6e99e9204cd150e7eef61c0d864a
sha256
3f9fe166833f3b856d1a6348562efbae33e781f6d59907357afea6ffb874ca76
sha512
9280da1de1babe5025537334f64e1faeae707cd712b74b3cbf6df105b0e5d9127f0262f23c60350e7ba37cb16b4ad44bf8bfdeba3e55a23c0a951c949679d215
ripemd-160
f1779c1479d04ef640eb2da2ef361bea578831d9
Diameter
142778478
Circumference
448551817.57553
Area
1.6010886454392E+16
Volume
1.5240066662593E+24
Surface area
6.4043545817568E+16
Circumference
448551817.57553
Perimeter
285556956
Area
5096423444999121
Diagonal
100959630.00129
Surface area
30578540669994726
Volume
3.6382979136025E+23
Space diagonal
123649789.06168
Perimeter
214167717
Area
2.2068160859059E+15
Altitude
61824894.530839
Surface area
2.2068160859059E+15
Volume
4.2877752111419E+22
Height
33653210.000431