87989071 is an odd 8-digits composite number following 87989070
and preceding 87989072 . In scientific notation, it is written as 8.7989071 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 85491648 positive integers (up to 87989071) that are relatively prime to 87989071.
87989071 has 8 divisors, whose sum is 90493200
The reverse of 87989071 is 17098978
Previous prime number is 1049
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty-seven million nine hundred eighty-nine thousand seventy-one
Scientific notation
8.7989071 × 10^7
Engineering notation
8.7989071 × 10^6
Prime Factorization
37 × 1049 × 2267
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87989071
Product of the distinct prime numbers
The prime factorization of 87989071 is 37 × 1049 × 2267.
Since it has a total of 3 prime factors.
1 , 9 , 35 , 15 , 798 , 567 , 1929 , 7398 , 34847 , 58562 , 414 , 241465 , 5030033 , 9977898 , 72753979 , 82027596 , 519477972 , 818640712 , 2728921436 , 9471296177
n×2
175978142
n×3
263967213
n×4
351956284
n×5
439945355
n÷2
43994535.5
n÷3
29329690.333333
n÷3
21997267.75
n÷5
17597814.2
n2
7742076615443041
n3
6.8121812900366E+23
n4
5.993975031939E+31
n5
5.2740429465751E+39
2 √n
9380.2489839023
3 √n
444.77760380728
4 √n
96.85168549851
5 √n
38.804826542174
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
-87989070
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 87989071 can be divided by 8 positive divisors.
The sum of these divisors (counting 87989071) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001111101001101101001111
3
Ternary
20010120022022111
4
Quaternary
11033221231033
5
Quinary
140011122241
6
Senary
12421524451
8
Octal
517515517
10
Decimal
87989071
12
Duodecimal
25573727
16
Hexadecimal
53e9b4f
20
Vigesimal
179icdb
36
Base36
1gdwsv
md5
d1a002b85f6e0b357d0170fa8ceb9f0a
sha1
9c85557d78e7e911f01fd75c8e42a15c38059b6c
sha256
7c07176e76a251b040fa6a0fd717f75e462f7c5c6893f4e64139c96bfc4ec98f
sha512
22f6bb1f9454a3cf1e7cf7ff6d1ac37d6884def0e893d1e59d29726f3e121ca3c35a96a972b0398b2d9130b2f949b043c9fa712a600c5202d9899ea8c7efc7cc
ripemd-160
270e8f3b3cad576102f5d3947bd5f6cd9013c21b
Diameter
175978142
Circumference
552851638.09958
Area
2.4322451018605E+16
Volume
2.8534798260934E+24
Surface area
9.7289804074421E+16
Circumference
552851638.09958
Perimeter
351956284
Area
7742076615443041
Diagonal
124435337.54881
Surface area
46452459692658246
Volume
6.8121812900366E+23
Space diagonal
152401541.48279
Perimeter
263967213
Area
3.3524175135096E+15
Altitude
76200770.741393
Surface area
3.3524175135096E+15
Volume
8.0282326414283E+22
Height
41478445.849603