72185874 is an even 8-digits composite number following 72185873
and preceding 72185875 . In scientific notation, it is written as 7.2185874 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 24046400 positive integers (up to 72185874) that are relatively prime to 72185874.
72185874 has 16 divisors, whose sum is 144465120
The reverse of 72185874 is 47858127
Previous prime number is 2129
Is Prime? no
Number parity even
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million one hundred eighty-five thousand eight hundred seventy-four
Scientific notation
7.2185874 × 10^7
Engineering notation
7.2185874 × 10^6
Prime Factorization
2 × 3 × 2129 × 5651
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72185874
Product of the distinct prime numbers
The prime factorization of 72185874 is 2 × 3 × 2129 × 5651.
Since it has a total of 4 prime factors.
3 , 10 , 42 , 90 , 743 , 591 , 6813 , 905 , 18647 , 63096 , 272767 , 513162 , 6067349 , 4956896 , 12770006 , 33647777 , 768976533 , 614184891 , 7241506704 , 4255488147
n×2
144371748
n×3
216557622
n×4
288743496
n×5
360929370
n÷2
36092937
n÷3
24061958
n÷3
18046468.5
n÷5
14437174.8
n2
5210800405143876
n3
3.7614618148486E+23
n4
2.7152440862248E+31
n5
1.9600226748747E+39
2 √n
8496.2270449889
3 √n
416.37445096965
4 √n
92.174980580355
5 √n
37.298420755182
1 , 2 , 3 , 6 , 2129 , 4258 , 5651 , 6387 , 11302 , 12774 , 16953 , 33906 , 12030979 , 24061958 , 36092937 , 72185874
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72185873
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72185874 can be divided by 16 positive divisors.
The sum of these divisors (counting 72185874) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011010111100000010010
3
Ternary
12000211102101220
4
Quaternary
10103113200102
5
Quinary
121434421444
6
Senary
11055105510
8
Octal
423274022
10
Decimal
72185874
12
Duodecimal
20212296
16
Hexadecimal
44d7812
20
Vigesimal
12b34de
36
Base36
16z6z6
md5
44644673cb8415b63872314738a58c39
sha1
b0906b599cd6cc2e0588e7b292f51931c6fa50cc
sha256
32adc7ba547e82cf58f452930ffae981babde9f6025e0e243e1e5e56e5d67b74
sha512
9f5f645a49f43a31570b26c82c26c9423578acfe52731bf6ba13dda2abc9c345974e2f9f341a50235162a7afdef9a6b9a67711be11a0e6c72f7e676a922217a3
ripemd-160
967f9874449ff88d08bc6a42820b7edd14bbb8e8
Diameter
144371748
Circumference
453557222.90272
Area
1.6370212272123E+16
Volume
1.5755974405716E+24
Surface area
6.5480849088491E+16
Circumference
453557222.90272
Perimeter
288743496
Area
5210800405143876
Diagonal
102086242.02256
Surface area
31264802430863256
Volume
3.7614618148486E+23
Space diagonal
125029601.35677
Perimeter
216557622
Area
2.2563427624524E+15
Altitude
62514800.678383
Surface area
2.2563427624524E+15
Volume
4.4329252607562E+22
Height
34028747.340852