71249385 is an odd 8-digits composite number following 71249384
and preceding 71249386 . In scientific notation, it is written as 7.1249385 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 37950528 positive integers (up to 71249385) that are relatively prime to 71249385.
71249385 has 8 divisors, whose sum is 76097664
The reverse of 71249385 is 58394217
Previous prime number is 907
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-one million two hundred forty-nine thousand three hundred eighty-five
Scientific notation
7.1249385 × 10^7
Engineering notation
7.1249385 × 10^6
Prime Factorization
15 × 907 × 5237
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
71249385
Product of the distinct prime numbers
The prime factorization of 71249385 is 15 × 907 × 5237.
Since it has a total of 3 prime factors.
1 , 3 , 25 , 84 , 49 , 368 , 2625 , 4183 , 56741 , 92826 , 263871 , 83323 , 5152384 , 1229913 , 65264525 , 86594939 , 255808196 , 467945717 , 1005235023 , 3110791738
n×2
142498770
n×3
213748155
n×4
284997540
n×5
356246925
n÷2
35624692.5
n÷3
23749795
n÷3
17812346.25
n÷5
14249877
n2
5076474862878225
n3
3.6169571194803E+23
n4
2.5770597033434E+31
n5
1.836139189715E+39
2 √n
8440.9350785325
3 √n
414.56602429917
4 √n
91.874561650832
5 √n
37.201137884317
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
-71249384
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 71249385 can be divided by 8 positive divisors.
The sum of these divisors (counting 71249385) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001111110010110111101001
3
Ternary
11222001211210010
4
Quaternary
10033302313221
5
Quinary
121214440020
6
Senary
11023042133
8
Octal
417626751
10
Decimal
71249385
12
Duodecimal
1ba40349
16
Hexadecimal
43f2de9
20
Vigesimal
1256395
36
Base36
16f4dl
md5
0a102e8ab2b7731e19395fd81ed95a67
sha1
cf4c1c66364264207f8f12c46cad08a7563d2e5d
sha256
a450a8d22b014b9856bb1cb34a8b1be946f7b7caed5243650ea892b15643a232
sha512
e4cd676e31e5fa4a10fde420d6620952c5a117ab5cb1e439574beaa9f118e9b32a7e678cac1c90232032dbc962ed5df0edcdd5dfeb3c95477d589c6b8859b019
ripemd-160
5886510b1c57741105706a7a02a7d1a0c964b4c4
Diameter
142498770
Circumference
447673088.97758
Area
1.5948216135351E+16
Volume
1.5150674553212E+24
Surface area
6.3792864541406E+16
Circumference
447673088.97758
Perimeter
284997540
Area
5076474862878225
Diagonal
100761846.57774
Surface area
30458849177269350
Volume
3.6169571194803E+23
Space diagonal
123407554.82804
Perimeter
213748155
Area
2.1981780964628E+15
Altitude
61703777.414018
Surface area
2.1981780964628E+15
Volume
4.2626248440758E+22
Height
33587282.192581