72091257 is an odd 8-digits composite number following 72091256
and preceding 72091258 . In scientific notation, it is written as 7.2091257 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 41101200 positive integers (up to 72091257) that are relatively prime to 72091257.
72091257 has 8 divisors, whose sum is 75696192
The reverse of 72091257 is 75219027
Previous prime number is 467
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-two million ninety-one thousand two hundred fifty-seven
Scientific notation
7.2091257 × 10^7
Engineering notation
7.2091257 × 10^6
Prime Factorization
21 × 467 × 7351
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72091257
Product of the distinct prime numbers
The prime factorization of 72091257 is 21 × 467 × 7351.
Since it has a total of 3 prime factors.
10 , 7 , 44 , 47 , 383 , 261 , 5575 , 1750 , 97052 , 19374 , 169680 , 255373 , 1782166 , 3328528 , 8711917 , 30077532 , 889742547 , 475844237 , 5467458995 , 4522764886
n×2
144182514
n×3
216273771
n×4
288365028
n×5
360456285
n÷2
36045628.5
n÷3
24030419
n÷3
18022814.25
n÷5
14418251.4
n2
5197149335840049
n3
3.7466902843742E+23
n4
2.7010361219023E+31
n5
1.9472108923034E+39
2 √n
8490.6570417136
3 √n
416.19245171095
4 √n
92.144761336245
5 √n
37.288637909277
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
-72091256
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 72091257 can be divided by 8 positive divisors.
The sum of these divisors (counting 72091257) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011000000011001111001
3
Ternary
12000122121121120
4
Quaternary
10103000121321
5
Quinary
121423410012
6
Senary
11053055453
8
Octal
423003171
10
Decimal
72091257
12
Duodecimal
20187589
16
Hexadecimal
44c0679
20
Vigesimal
12ab82h
36
Base36
16x5yx
md5
d134c74e1af9771a450b52a978665e1c
sha1
363cc92724998a3b4b4698455afa706c39797d8a
sha256
7341a305d30fbcf60ecacf4b0ab585b27fe7f74cd31f48e7d689b16100b6c117
sha512
60110a9725b5023ac4718547f183396f8090220c439687108bf4145b50289b24ee79552d2fac9135db3d7de54361c9638677bbc2d8c8a87719c116a095654e4b
ripemd-160
0d7a492b24d866b86fd33ce73cfce6832efe0918
Diameter
144182514
Circumference
452962726.75851
Area
1.6327326173084E+16
Volume
1.5694099563555E+24
Surface area
6.5309304692337E+16
Circumference
452962726.75851
Perimeter
288365028
Area
5197149335840049
Diagonal
101952433.37792
Surface area
31182896015040294
Volume
3.7466902843742E+23
Space diagonal
124865719.90551
Perimeter
216273771
Area
2.2504316760495E+15
Altitude
62432859.952753
Surface area
2.2504316760495E+15
Volume
4.4155168451446E+22
Height
33984144.459308