71388609 is an odd 8-digits composite number following 71388608
and preceding 71388610 . In scientific notation, it is written as 7.1388609 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 47592404 positive integers (up to 71388609) that are relatively prime to 71388609.
71388609 has 4 divisors, whose sum is 95184816
The reverse of 71388609 is 90688317
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-one million three hundred eighty-eight thousand six hundred nine
Scientific notation
7.1388609 × 10^7
Engineering notation
7.1388609 × 10^6
Prime Factorization
3 × 23796203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
71388609
Product of the distinct prime numbers
The prime factorization of 71388609 is 3 × 23796203.
Since it has a total of 2 prime factors.
2 , 3 , 14 , 96 , 414 , 404 , 8236 , 4802 , 65925 , 78133 , 63042 , 282340 , 2198892 , 7812847 , 46004419 , 94017602 , 756338147 , 168815478 , 2170598409 , 9599579177
n×2
142777218
n×3
214165827
n×4
285554436
n×5
356943045
n÷2
35694304.5
n÷3
23796203
n÷3
17847152.25
n÷5
14277721.8
n2
5096333494954881
n3
3.6382015920494E+23
n4
2.5972615091799E+31
n5
1.8541488634959E+39
2 √n
8449.1780073567
3 √n
414.83587452004
4 √n
91.919410394958
5 √n
37.215665020931
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-71388608
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 71388609 can be divided by 4 positive divisors.
The sum of these divisors (counting 71388609) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010000010100110111000001
3
Ternary
11222022220202120
4
Quaternary
10100110313001
5
Quinary
121233413414
6
Senary
11030034453
8
Octal
420246701
10
Decimal
71388609
12
Duodecimal
1baa8a29
16
Hexadecimal
4414dc1
20
Vigesimal
1263ba9
36
Base36
16i3sx
md5
2773243b0384aad5b6608fc30e3eb333
sha1
835c99f19bf924cf361d366cbff59b85ecd67759
sha256
0ad5a62905842d06ab9cfc5c380d7165a013b96435439d21ac6beb80dac5385e
sha512
f6a10fd7af5d6d804d8a163745f136bad5e01a48101084e8b5f190dce6e82b58a7cb2ea4282c8646407d2707faee513d6fd6edad4d00d3b9f60adc1d0309483e
ripemd-160
a4c848fcaa68243202913009fae0b3b80295ad7f
Diameter
142777218
Circumference
448547859.16879
Area
1.6010603867994E+16
Volume
1.5239663191815E+24
Surface area
6.4042415471975E+16
Circumference
448547859.16879
Perimeter
285554436
Area
5096333494954881
Diagonal
100958739.04675
Surface area
30578000969729286
Volume
3.6382015920494E+23
Space diagonal
123648697.86967
Perimeter
214165827
Area
2.2067771363942E+15
Altitude
61824348.934834
Surface area
2.2067771363942E+15
Volume
4.287661695103E+22
Height
33652913.015583