72046987 is an odd 8-digits composite number following 72046986
and preceding 72046988 . In scientific notation, it is written as 7.2046987 × 10^7.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 71496880 positive integers (up to 72046987) that are relatively prime to 72046987.
72046987 has 4 divisors, whose sum is 72597096
The reverse of 72046987 is 78964027
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-two million forty-six thousand nine hundred eighty-seven
Scientific notation
7.2046987 × 10^7
Engineering notation
7.2046987 × 10^6
Prime Factorization
131 × 549977
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72046987
Product of the distinct prime numbers
The prime factorization of 72046987 is 131 × 549977.
Since it has a total of 2 prime factors.
5 , 5 , 79 , 97 , 565 , 40 , 8462 , 8650 , 92701 , 95893 , 823044 , 106809 , 7917769 , 3348050 , 67837294 , 70398028 , 814411913 , 965398220 , 824771178 , 2838922690
n×2
144093974
n×3
216140961
n×4
288187948
n×5
360234935
n÷2
36023493.5
n÷3
24015662.333333
n÷3
18011746.75
n÷5
14409397.4
n2
5190768335778169
n3
3.7397921880782E+23
n4
2.6944075915717E+31
n5
1.9412394872267E+39
2 √n
8488.0496581959
3 √n
416.10724205978
4 √n
92.130611949536
5 √n
37.284057121809
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
-72046986
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 72046987 can be divided by 4 positive divisors.
The sum of these divisors (counting 72046987) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010010110101100110001011
3
Ternary
12000120100212221
4
Quaternary
10102311212023
5
Quinary
121421000422
6
Senary
11052114511
8
Octal
422654613
10
Decimal
72046987
12
Duodecimal
20165a37
16
Hexadecimal
44b598b
20
Vigesimal
12a5h97
36
Base36
16w7t7
md5
1225b27d6972ddaf4ec8eb4653e6edef
sha1
d60717b1627654bf560771e8f1ab8b47aa689e93
sha256
909071e1cf348424f7cb904845ed37e494f3990457d376c5e8ee3057934ba228
sha512
b7bdc2c271fc3c7a25d78efb376c8ae56c4eff12f4d65529f76a132c73221dd1cea61ec1d9c4dad1437873acaba76f6a4c6b5eb13a629b2a3ea1a5ff0f840dca
ripemd-160
89877945a8ffb3aff438251502a5ebb8f0d27294
Diameter
144093974
Circumference
452684570.14496
Area
1.6307279670167E+16
Volume
1.5665204885359E+24
Surface area
6.5229118680669E+16
Circumference
452684570.14496
Perimeter
288187948
Area
5190768335778169
Diagonal
101889826.14352
Surface area
31144610014669014
Volume
3.7397921880782E+23
Space diagonal
124789042.01625
Perimeter
216140961
Area
2.2476686219719E+15
Altitude
62394521.008127
Surface area
2.2476686219719E+15
Volume
4.4073873606976E+22
Height
33963275.381173