87989073 is an odd 8-digits composite number following 87989072
and preceding 87989074 . In scientific notation, it is written as 8.7989073 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 58659380 positive integers (up to 87989073) that are relatively prime to 87989073.
87989073 has 4 divisors, whose sum is 117318768
The reverse of 87989073 is 37098978
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty-seven million nine hundred eighty-nine thousand seventy-three
Scientific notation
8.7989073 × 10^7
Engineering notation
8.7989073 × 10^6
Prime Factorization
3 × 29329691
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87989073
Product of the distinct prime numbers
The prime factorization of 87989073 is 3 × 29329691.
Since it has a total of 2 prime factors.
4 , 10 , 93 , 98 , 11 , 486 , 2290 , 7875 , 66346 , 648 , 181395 , 46460 , 2799872 , 3742132 , 80117000 , 76755355 , 840144472 , 22398088 , 2174374 , 7416512902
n×2
175978146
n×3
263967219
n×4
351956292
n×5
439945365
n÷2
43994536.5
n÷3
29329691
n÷3
21997268.25
n÷5
17597814.6
n2
7742076967399329
n3
6.8121817545612E+23
n4
5.9939755769135E+31
n5
5.2740435459726E+39
2 √n
9380.2490905093
3 √n
444.77760717723
4 √n
96.851686048872
5 √n
38.804826718581
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
-87989072
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 87989073 can be divided by 4 positive divisors.
The sum of these divisors (counting 87989073) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001111101001101101010001
3
Ternary
20010120022022120
4
Quaternary
11033221231101
5
Quinary
140011122243
6
Senary
12421524453
8
Octal
517515521
10
Decimal
87989073
12
Duodecimal
25573729
16
Hexadecimal
53e9b51
20
Vigesimal
179icdd
36
Base36
1gdwsx
md5
74ea90f9d0ec6daff5cf3359893993e8
sha1
4441be2e9cee11d4035f9cb3956ceded0d8ba49e
sha256
7b6a989501027cb81b662b0d8f6bac0897bc0d350711526066eb4f21d116834d
sha512
d688dcefdba3654e4c10dea8cfad618b5584e57c827815a772d503cf272846b11f8d96074d87d1ecc9ffa5a4d38b8fe4592e2a4c68dbaaa29ef01ebd3916fe0d
ripemd-160
c8f11e0897e1b265c27e68e25deaf540b1cc0b94
Diameter
175978146
Circumference
552851650.66595
Area
2.4322452124308E+16
Volume
2.853480020673E+24
Surface area
9.7289808497234E+16
Circumference
552851650.66595
Perimeter
351956292
Area
7742076967399329
Diagonal
124435340.37724
Surface area
46452461804395974
Volume
6.8121817545612E+23
Space diagonal
152401544.94689
Perimeter
263967219
Area
3.3524176659111E+15
Altitude
76200772.473443
Surface area
3.3524176659111E+15
Volume
8.0282331888758E+22
Height
41478446.792412