72671487 is an odd 8-digits composite number following 72671486
and preceding 72671488 . In scientific notation, it is written as 7.2671487 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 41460192 positive integers (up to 72671487) that are relatively prime to 72671487.
72671487 has 16 divisors, whose sum is 110914560
The reverse of 72671487 is 78417627
Previous prime number is 719
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million six hundred seventy-one thousand four hundred eighty-seven
Scientific notation
7.2671487 × 10^7
Engineering notation
7.2671487 × 10^6
Prime Factorization
3 × 7 × 719 × 4813
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72671487
Product of the distinct prime numbers
The prime factorization of 72671487 is 3 × 7 × 719 × 4813.
Since it has a total of 4 prime factors.
9 , 10 , 41 , 91 , 533 , 174 , 2852 , 5910 , 5961 , 60503 , 335824 , 431248 , 8574833 , 6632404 , 93436555 , 70675297 , 997955101 , 156409054 , 5522702665 , 1492118667
n×2
145342974
n×3
218014461
n×4
290685948
n×5
363357435
n÷2
36335743.5
n÷3
24223829
n÷3
18167871.75
n÷5
14534297.4
n2
5281145022791169
n3
3.8378866186888E+23
n4
2.7890492751752E+31
n5
2.0268435814325E+39
2 √n
8524.757298598
3 √n
417.30605116582
4 √n
92.329612251964
5 √n
37.348469479555
1 , 3 , 7 , 21 , 719 , 2157 , 4813 , 5033 , 14439 , 15099 , 33691 , 101073 , 3460547 , 10381641 , 24223829 , 72671487
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
-72671486
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 72671487 can be divided by 16 positive divisors.
The sum of these divisors (counting 72671487) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101001110000011111111
3
Ternary
12001202002112120
4
Quaternary
10111032003333
5
Quinary
122100441422
6
Senary
11113334023
8
Octal
425160377
10
Decimal
72671487
12
Duodecimal
20407313
16
Hexadecimal
454e0ff
20
Vigesimal
12e3ie7
36
Base36
179lof
md5
decdb665f36f9bf5c39765964276118b
sha1
be3c232bfe6394bfd18da0a2bd39d3cc926ef01c
sha256
ce5f7175bf15970584caddb66573b62e57dfcd6e615bb70558bb37302def8653
sha512
09c862bc7ab57f58d7429e31fe0cadb0dec6b785d1e3292e859baeca6b40c506462e197ff25abb535bcf74eaad21b5cf33d71a0a1142d3082ce72f76d372ecc7
ripemd-160
857d4c1bbc93d14eb5835cf4dbc3d5521494355b
Diameter
145342974
Circumference
456608419.36929
Area
1.6591206406143E+16
Volume
1.6076101875445E+24
Surface area
6.6364825624572E+16
Circumference
456608419.36929
Perimeter
290685948
Area
5281145022791169
Diagonal
102773002.51322
Surface area
31686870136747014
Volume
3.8378866186888E+23
Space diagonal
125870707.74558
Perimeter
218014461
Area
2.2868028754034E+15
Altitude
62935353.872791
Surface area
2.2868028754034E+15
Volume
4.5229927558333E+22
Height
34257667.504407