72672881 is an odd 8-digits composite number following 72672880
and preceding 72672882 . In scientific notation, it is written as 7.2672881 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 70982772 positive integers (up to 72672881) that are relatively prime to 72672881.
72672881 has 4 divisors, whose sum is 74362992
The reverse of 72672881 is 18827627
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-two million six hundred seventy-two thousand eight hundred eighty-one
Scientific notation
7.2672881 × 10^7
Engineering notation
7.2672881 × 10^6
Prime Factorization
43 × 1690067
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72672881
Product of the distinct prime numbers
The prime factorization of 72672881 is 43 × 1690067.
Since it has a total of 2 prime factors.
10 , 2 , 61 , 57 , 663 , 847 , 9174 , 2181 , 44299 , 22813 , 634658 , 90200 , 5257261 , 2287792 , 22029536 , 315113 , 970763491 , 222962067 , 6464049414 , 2840028967
n×2
145345762
n×3
218018643
n×4
290691524
n×5
363364405
n÷2
36336440.5
n÷3
24224293.666667
n÷3
18168220.25
n÷5
14534576.2
n2
5281347632840161
n3
3.8381074804102E+23
n4
2.7892632818906E+31
n5
2.0270379856251E+39
2 √n
8524.8390600644
3 √n
417.30871943339
4 √n
92.330055020369
5 √n
37.348612763721
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
-72672880
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 72672881 can be divided by 4 positive divisors.
The sum of these divisors (counting 72672881) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001110011001110001
3
Ternary
12001202011110012
4
Quaternary
10111032121301
5
Quinary
122101013011
6
Senary
11113344305
8
Octal
425163161
10
Decimal
72672881
12
Duodecimal
20408095
16
Hexadecimal
454e671
20
Vigesimal
12e4241
36
Base36
179mr5
md5
4afc99889a54c620e2e8ba29d5775306
sha1
4de533dce225469789ce19e0b2551025add8d4a0
sha256
9a830956dcca615b34305bf8f69431b42229ef99948581fb36a1383753dce0bb
sha512
bc36388d3ec88eed6ed98c279ad22b40f48cf184549e3525c16e7304bdba9ca2edf1ec017a61b196c3f2af05afec89cf79a5691c568ab675d5638bb28be32116
ripemd-160
336082b61e0f10311c6e61b4a86e67a2de28b240
Diameter
145345762
Circumference
456617178.12961
Area
1.6591842924384E+16
Volume
1.607702701886E+24
Surface area
6.6367371697538E+16
Circumference
456617178.12961
Perimeter
290691524
Area
5281347632840161
Diagonal
102774973.92693
Surface area
31688085797040966
Volume
3.8381074804102E+23
Space diagonal
125873122.22441
Perimeter
218018643
Area
2.2868906081282E+15
Altitude
62936561.112203
Surface area
2.2868906081282E+15
Volume
4.5232530438682E+22
Height
34258324.642309