87089961 is an odd 8-digits composite number following 87089960
and preceding 87089962 . In scientific notation, it is written as 8.7089961 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 49702800 positive integers (up to 87089961) that are relatively prime to 87089961.
87089961 has 16 divisors, whose sum is 132876288
The reverse of 87089961 is 16998078
Previous prime number is 4271
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
eighty-seven million eighty-nine thousand nine hundred sixty-one
Scientific notation
8.7089961 × 10^7
Engineering notation
8.7089961 × 10^6
Prime Factorization
3 × 7 × 4271 × 971
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
87089961
Product of the distinct prime numbers
The prime factorization of 87089961 is 3 × 7 × 4271 × 971.
Since it has a total of 4 prime factors.
4 , 3 , 5 , 45 , 304 , 947 , 6425 , 5053 , 43054 , 12945 , 478764 , 48809 , 7748175 , 4575186 , 71538563 , 12739535 , 561546713 , 721447096 , 8965660303 , 5215568176
n×2
174179922
n×3
261269883
n×4
348359844
n×5
435449805
n÷2
43544980.5
n÷3
29029987
n÷3
21772490.25
n÷5
17417992.2
n2
7584661306981521
n3
6.6054785742323E+23
n4
5.7527087141623E+31
n5
5.0100317756075E+39
2 √n
9332.2002228842
3 √n
443.25743809191
4 √n
96.603313726208
5 √n
38.725195525664
1 , 3 , 7 , 21 , 971 , 2913 , 4271 , 6797 , 12813 , 20391 , 29897 , 89691 , 4147141 , 12441423 , 29029987 , 87089961
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87089960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87089961 can be divided by 16 positive divisors.
The sum of these divisors (counting 87089961) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001100001110001100101001
3
Ternary
20001212121222010
4
Quaternary
11030032030221
5
Quinary
134243334321
6
Senary
12350350133
8
Octal
514161451
10
Decimal
87089961
12
Duodecimal
251bb349
16
Hexadecimal
530e329
20
Vigesimal
17464i1
36
Base36
1fun1l
md5
798c3dc7b614790d8e00ffb3c57f06ef
sha1
1d3ba2b279b4324579256b9508d724259ed5f2ab
sha256
43645a597ba0654071644676f2879720a1992a6566858d98d4b2862c93e89ee3
sha512
86c54a27888760f651236dc02ddcdedf8040026b8f99d5b4daa3e4af0a798dd9f6895162b72e327f143eb7e9b4170e8ffc9c2716f397082fd3075a0872dfd478
ripemd-160
a4ec0fbaa77ff749b819e525a26888ebdef464eb
Diameter
174179922
Circumference
547202363.35804
Area
2.382791624198E+16
Volume
2.7668963949671E+24
Surface area
9.531166496792E+16
Circumference
547202363.35804
Perimeter
348359844
Area
7584661306981521
Diagonal
123163803.99274
Surface area
45507967841889126
Volume
6.6054785742323E+23
Space diagonal
150844237.28119
Perimeter
261269883
Area
3.2842546854734E+15
Altitude
75422118.640596
Surface area
3.2842546854734E+15
Volume
7.7846311547035E+22
Height
41054601.330915