72360981 is an odd 8-digits composite number following 72360980
and preceding 72360982 . In scientific notation, it is written as 7.2360981 × 10^7.
The sum of its digits is 36. It has a total of 3 prime factors and 8 positive divisors.
There are 37589760 positive integers (up to 72360981) that are relatively prime to 72360981.
72360981 has 8 divisors, whose sum is 83534400
The reverse of 72360981 is 18906327
Previous prime number is 99
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 36
Digital Root 9
Name
seventy-two million three hundred sixty thousand nine hundred eighty-one
Scientific notation
7.2360981 × 10^7
Engineering notation
7.2360981 × 10^6
Prime Factorization
7 × 99 × 104417
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72360981
Product of the distinct prime numbers
The prime factorization of 72360981 is 7 × 99 × 104417.
Since it has a total of 3 prime factors.
2 , 4 , 51 , 66 , 953 , 633 , 1096 , 1410 , 70509 , 26958 , 386711 , 788952 , 9293622 , 1871128 , 76540442 , 8522655 , 333592717 , 441806376 , 5154269594 , 3655629040
n×2
144721962
n×3
217082943
n×4
289443924
n×5
361804905
n÷2
36180490.5
n÷3
24120327
n÷3
18090245.25
n÷5
14472196.2
n2
5236111571282361
n3
3.7889016992344E+23
n4
2.7416864386917E+31
n5
1.9839112029813E+39
2 √n
8506.5257890634
3 √n
416.71085661101
4 √n
92.230828842982
5 √n
37.316498769884
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72360980
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72360981 can be divided by 8 positive divisors.
The sum of these divisors (counting 72360981) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100000010010000010101
3
Ternary
12001011022121100
4
Quaternary
10110002100111
5
Quinary
122011022411
6
Senary
11102540313
8
Octal
424022025
10
Decimal
72360981
12
Duodecimal
20297699
16
Hexadecimal
4502415
20
Vigesimal
12c5291
36
Base36
172y39
md5
ed859fc3a8dd8d20e0284c7a2c28170e
sha1
ba898b940f455567cc132652f9a91726ddbd67dc
sha256
55349bfe44906b497550a25f21a2219d88dec97c78ce6466afe17a6914b9dc7f
sha512
9513bd198ef23d57a987a7ac54bd31d6d878b0a2b3d1cbfe98905bdc997a987850ba846ebf4dda76e1ae30b206b4d7045198e0289d692316930564ac69ad60ba
ripemd-160
b30acc4d54b27ff19473501b6eb58c2762505452
Diameter
144721962
Circumference
454657452.6323
Area
1.6449729645717E+16
Volume
1.5870914324652E+24
Surface area
6.5798918582869E+16
Circumference
454657452.6323
Perimeter
289443924
Area
5236111571282361
Diagonal
102333880.71682
Surface area
31416669427694166
Volume
3.7889016992344E+23
Space diagonal
125332895.57753
Perimeter
217082943
Area
2.2673028188901E+15
Altitude
62666447.788763
Surface area
2.2673028188901E+15
Volume
4.4652634746298E+22
Height
34111293.572274