87089947 is an odd 8-digits composite number following 87089946
and preceding 87089948 . In scientific notation, it is written as 8.7089947 × 10^7.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 74648520 positive integers (up to 87089947) that are relatively prime to 87089947.
87089947 has 4 divisors, whose sum is 99531376
The reverse of 87089947 is 74998078
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighty-seven million eighty-nine thousand nine hundred forty-seven
Scientific notation
8.7089947 × 10^7
Engineering notation
8.7089947 × 10^6
Prime Factorization
7 × 12441421
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87089947
Product of the distinct prime numbers
The prime factorization of 87089947 is 7 × 12441421.
Since it has a total of 2 prime factors.
9 , 4 , 44 , 34 , 391 , 219 , 6070 , 6230 , 5372 , 67751 , 460764 , 661717 , 489048 , 6909954 , 990896 , 34918751 , 12949752 , 101285459 , 6426353702 , 5787260355
n×2
174179894
n×3
261269841
n×4
348359788
n×5
435449735
n÷2
43544973.5
n÷3
29029982.333333
n÷3
21772486.75
n÷5
17417989.4
n2
7584658868462809
n3
6.6054753886751E+23
n4
5.7527050150952E+31
n5
5.0100277487127E+39
2 √n
9332.1994727931
3 √n
443.25741434021
4 √n
96.603309843882
5 √n
38.725194280623
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
-87089946
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 87089947 can be divided by 4 positive divisors.
The sum of these divisors (counting 87089947) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100001110001100011011
3
Ternary
20001212121221121
4
Quaternary
11030032030123
5
Quinary
134243334242
6
Senary
12350350111
8
Octal
514161433
10
Decimal
87089947
12
Duodecimal
251bb337
16
Hexadecimal
530e31b
20
Vigesimal
17464h7
36
Base36
1fun17
md5
1f9527f1697dc6442778a0be08beb28e
sha1
8366037cf707d9fa5d2e874b3d2d141e819b1145
sha256
7fa549c5fa7776e23f33fa3dd6a758d12d1aa11c368b4f9997b2b87caff7fd89
sha512
1030b3f4233d242b33c599045286c98ee9d017d440568fe70ea9d121dd35c053efb2ac07d3967d26bd74a57693ed03c501911f2e278e0f051c47807f9f796663
ripemd-160
c5b4f14b8bf2672c33bfbbedf8a6e3c72e05ff7b
Diameter
174179894
Circumference
547202275.39345
Area
2.3827908581147E+16
Volume
2.766895060604E+24
Surface area
9.531163432459E+16
Circumference
547202275.39345
Perimeter
348359788
Area
7584658868462809
Diagonal
123163784.19375
Surface area
45507953210776854
Volume
6.6054753886751E+23
Space diagonal
150844213.03248
Perimeter
261269841
Area
3.2842536295639E+15
Altitude
75422106.51624
Surface area
3.2842536295639E+15
Volume
7.7846274004883E+22
Height
41054594.731251