72876987 is an odd 8-digits composite number following 72876986
and preceding 72876988 . In scientific notation, it is written as 7.2876987 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 48518208 positive integers (up to 72876987) that are relatively prime to 72876987.
72876987 has 8 divisors, whose sum is 81085200
The reverse of 72876987 is 78967827
Previous prime number is 787
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
seventy-two million eight hundred seventy-six thousand nine hundred eighty-seven
Scientific notation
7.2876987 × 10^7
Engineering notation
7.2876987 × 10^6
Prime Factorization
9 × 787 × 10289
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72876987
Product of the distinct prime numbers
The prime factorization of 72876987 is 9 × 787 × 10289.
Since it has a total of 3 prime factors.
8 , 4 , 17 , 30 , 982 , 130 , 6626 , 4047 , 81283 , 79195 , 708560 , 694564 , 5910323 , 8309736 , 52218590 , 75493623 , 79400959 , 615125616 , 943580615 , 7536492064
n×2
145753974
n×3
218630961
n×4
291507948
n×5
364384935
n÷2
36438493.5
n÷3
24292329
n÷3
18219246.75
n÷5
14575397.4
n2
5311055234198169
n3
3.8705370325894E+23
n4
2.8207307700704E+31
n5
2.0556635966092E+39
2 √n
8536.8019187515
3 √n
417.69903283348
4 √n
92.394815432207
5 √n
37.369568383794
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
-72876986
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 72876987 can be divided by 8 positive divisors.
The sum of these divisors (counting 72876987) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110000000001110111011
3
Ternary
12002010112102200
4
Quaternary
10112000032323
5
Quinary
122124030422
6
Senary
11122001243
8
Octal
426001673
10
Decimal
72876987
12
Duodecimal
204a6223
16
Hexadecimal
45803bb
20
Vigesimal
12f9c97
36
Base36
17e08r
md5
ece9e6e785153914e304608be4bb2ec0
sha1
60333dff9b4172e218f7c15df8c4248bd582d18c
sha256
b96fe05af5a2a8e04a137836dbd9195be2109034fd60b6031c56538c99a611b4
sha512
b0443462c6192eb39ae19376bc7509dc0a7d6bafab3da2011f043516fe7ae9a1565f86a6d81527ef4a2e9f885dcf4189f6db6d1a932eb96124d363ed2acc4132
ripemd-160
c85c39ff4a746b005a86bdb3022e5f3c130a161b
Diameter
145753974
Circumference
457899613.94992
Area
1.6685172106567E+16
Volume
1.6212867609374E+24
Surface area
6.6740688426266E+16
Circumference
457899613.94992
Perimeter
291507948
Area
5311055234198169
Diagonal
103063623.40029
Surface area
31866331405189014
Volume
3.8705370325894E+23
Space diagonal
126226644.18654
Perimeter
218630961
Area
2.299754376859E+15
Altitude
63113322.093268
Surface area
2.299754376859E+15
Volume
4.5614716376294E+22
Height
34354541.133429