72090894 is an even 8-digits composite number following 72090893
and preceding 72090895 . In scientific notation, it is written as 7.2090894 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 23886072 positive integers (up to 72090894) that are relatively prime to 72090894.
72090894 has 16 divisors, whose sum is 145047168
The reverse of 72090894 is 49809027
Previous prime number is 167
Is Prime? no
Number parity even
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million ninety thousand eight hundred ninety-four
Scientific notation
7.2090894 × 10^7
Engineering notation
7.2090894 × 10^6
Prime Factorization
2 × 3 × 167 × 71947
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72090894
Product of the distinct prime numbers
The prime factorization of 72090894 is 2 × 3 × 167 × 71947.
Since it has a total of 4 prime factors.
9 , 3 , 66 , 97 , 169 , 258 , 1706 , 7816 , 41213 , 81716 , 115188 , 263650 , 4889836 , 4522529 , 16698598 , 20699571 , 981458040 , 959331616 , 2832808631 , 5252818891
n×2
144181788
n×3
216272682
n×4
288363576
n×5
360454470
n÷2
36045447
n÷3
24030298
n÷3
18022723.5
n÷5
14418178.8
n2
5197096997719236
n3
3.746633687703E+23
n4
2.7009817203702E+31
n5
1.9471618689915E+39
2 √n
8490.6356652491
3 √n
416.19175316062
4 √n
92.14464534225
5 √n
37.28860035742
1 , 2 , 3 , 6 , 167 , 334 , 501 , 1002 , 71947 , 143894 , 215841 , 431682 , 12015149 , 24030298 , 36045447 , 72090894
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
-72090893
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 72090894 can be divided by 16 positive divisors.
The sum of these divisors (counting 72090894) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011000000010100001110
3
Ternary
12000122121010010
4
Quaternary
10103000110032
5
Quinary
121423402034
6
Senary
11053054050
8
Octal
423002416
10
Decimal
72090894
12
Duodecimal
20187326
16
Hexadecimal
44c050e
20
Vigesimal
12ab74e
36
Base36
16x5ou
md5
c7b9269693252910a280436953cacaa8
sha1
cb5a2161b991a6de33492e7d748f850c5e7e0297
sha256
55b65d541fce65c67086ca2069d13775a351c32357b1f910077aa446a7787258
sha512
85fab472458a1d07189e67bcb015e06f8550cf80a77ad951f62b9e20c0067400993d396447c87bfc6a201e758a440661773e5fb8f2873d9afaf6accd8c59b6fe
ripemd-160
a07afaf07ada8884328e9f16184dbfb01f756ebf
Diameter
144181788
Circumference
452960445.96224
Area
1.6327161748028E+16
Volume
1.5693862491973E+24
Surface area
6.5308646992113E+16
Circumference
452960445.96224
Perimeter
288363576
Area
5197096997719236
Diagonal
101951920.0184
Surface area
31182581986315416
Volume
3.746633687703E+23
Space diagonal
124865091.17106
Perimeter
216272682
Area
2.2504090129783E+15
Altitude
62432545.585531
Surface area
2.2504090129783E+15
Volume
4.4154501453279E+22
Height
33983973.339467