72045871 is an odd 8-digits composite number following 72045870
and preceding 72045872 . In scientific notation, it is written as 7.2045871 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 71789200 positive integers (up to 72045871) that are relatively prime to 72045871.
72045871 has 4 divisors, whose sum is 72302544
The reverse of 72045871 is 17854027
Previous prime number is 281
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million forty-five thousand eight hundred seventy-one
Scientific notation
7.2045871 × 10^7
Engineering notation
7.2045871 × 10^6
Prime Factorization
281 × 256391
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72045871
Product of the distinct prime numbers
The prime factorization of 72045871 is 281 × 256391.
Since it has a total of 2 prime factors.
4 , 5 , 98 , 38 , 643 , 23 , 5108 , 1928 , 77543 , 73330 , 768130 , 345307 , 2987075 , 8414386 , 4294620 , 3442232 , 23758554 , 829510237 , 6271306865 , 3232472386
n×2
144091742
n×3
216137613
n×4
288183484
n×5
360229355
n÷2
36022935.5
n÷3
24015290.333333
n÷3
18011467.75
n÷5
14409174.2
n2
5190607528148641
n3
3.7396184038463E+23
n4
2.6942406511273E+31
n5
1.9410891439408E+39
2 √n
8487.9839184579
3 √n
416.10509356337
4 √n
92.130255174171
5 √n
37.283941615895
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
-72045870
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 72045871 can be divided by 4 positive divisors.
The sum of these divisors (counting 72045871) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010110101010100101111
3
Ternary
12000120022100121
4
Quaternary
10102311110233
5
Quinary
121420431441
6
Senary
11052105411
8
Octal
422652457
10
Decimal
72045871
12
Duodecimal
20165267
16
Hexadecimal
44b552f
20
Vigesimal
12a5edb
36
Base36
16w6y7
md5
144263210a3dca85b30b85cbdf8c923e
sha1
977d4c34a04d7c8816288dde374a037326829502
sha256
ce64d16f82b8afecd8cd6747b1ba6501087c8caf62d5a0b499f05d03a10906f4
sha512
56929d8df331b6be788f89dd232942ee6bc5c1e149c5f7ada1ca3400a3379d22f69a2042b42b04928b5f799c2a9fc3620fae21043232c5a7a32688c7ccbccd32
ripemd-160
e2810264755ec6648e3d91c2904303b54e2761d6
Diameter
144091742
Circumference
452677558.11016
Area
1.63067744781E+16
Volume
1.566447693967E+24
Surface area
6.5227097912399E+16
Circumference
452677558.11016
Perimeter
288183484
Area
5190607528148641
Diagonal
101888247.88118
Surface area
31143645168891846
Volume
3.7396184038463E+23
Space diagonal
124787109.04755
Perimeter
216137613
Area
2.2475989902257E+15
Altitude
62393554.523777
Surface area
2.2475989902257E+15
Volume
4.4071825540162E+22
Height
33962749.293727