71388452 is an even 8-digits composite number following 71388451
and preceding 71388453 . In scientific notation, it is written as 7.1388452 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 35205120 positive integers (up to 71388452) that are relatively prime to 71388452.
71388452 has 12 divisors, whose sum is 126641676
The reverse of 71388452 is 25488317
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-one million three hundred eighty-eight thousand four hundred fifty-two
Scientific notation
7.1388452 × 10^7
Engineering notation
7.1388452 × 10^6
Prime Factorization
2 × 2 × 73 × 244481
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
35694226
Product of the distinct prime numbers
The prime factorization of 71388452 is 2 × 2 × 73 × 244481.
Since it has a total of 4 prime factors.
1 , 3 , 67 , 78 , 168 , 924 , 1825 , 3597 , 41015 , 72537 , 100889 , 86350 , 3187876 , 5275912 , 3889928 , 5887759 , 778877315 , 821668014 , 5509789063 , 1972493954
n×2
142776904
n×3
214165356
n×4
285553808
n×5
356942260
n÷2
35694226
n÷3
23796150.666667
n÷3
17847113
n÷5
14277690.4
n2
5096311078956304
n3
3.6381775883714E+23
n4
2.5972386613493E+31
n5
1.8541284750828E+39
2 √n
8449.168716507
3 √n
414.83557041326
4 √n
91.919359856926
5 √n
37.215648651752
1 , 2 , 4 , 73 , 146 , 292 , 244481 , 488962 , 977924 , 17847113 , 35694226 , 71388452
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
-71388451
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 71388452 can be divided by 12 positive divisors.
The sum of these divisors (counting 71388452) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
100010000010100110100100100
3
Ternary
11222022220112202
4
Quaternary
10100110310210
5
Quinary
121233412302
6
Senary
11030034032
8
Octal
420246444
10
Decimal
71388452
12
Duodecimal
1baa8918
16
Hexadecimal
4414d24
20
Vigesimal
1263b2c
36
Base36
16i3ok
md5
cc06c8ab215312e1d504f5caf0c55a10
sha1
eef3f70890eea03cee0dd2e9f763177a8b2f065c
sha256
571b99d45902eda50105694e732c218703136abe4d9fec02b7544aedfd0bbc29
sha512
daac6fc70c690a870d8df406bed687a41138aabcff509223bfa70c805da5e18e907c3e7784743e0f841f329a00799212029b81641fa2c43ef00a8247c0d46f3b
ripemd-160
5fb81563d1b6045f2fdeb11090a8df0c32865f9e
Diameter
142776904
Circumference
448546872.7087
Area
1.6010533446057E+16
Volume
1.5239562645444E+24
Surface area
6.404213378423E+16
Circumference
448546872.7087
Perimeter
285553808
Area
5096311078956304
Diagonal
100958517.01522
Surface area
30577866473737824
Volume
3.6381775883714E+23
Space diagonal
123648425.93769
Perimeter
214165356
Area
2.2067674299821E+15
Altitude
61824212.968846
Surface area
2.2067674299821E+15
Volume
4.2876334064972E+22
Height
33652839.005074