87492731 is an odd 8-digits prime number following 87492730
and preceding 87492732 . In scientific notation, it is written as 8.7492731 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 87492730 positive integers (up to 87492731) that are relatively prime to 87492731.
87492731 has 2 divisors, whose sum is 87492732
The reverse of 87492731 is 13729478
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty-seven million four hundred ninety-two thousand seven hundred thirty-one
Scientific notation
8.7492731 × 10^7
Engineering notation
8.7492731 × 10^6
Prime Factorization
87492731
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
87492731
Product of the distinct prime numbers
The prime factorization of 87492731 is 87492731.
Since it has a total of 1 prime factors.
4 , 1 , 72 , 62 , 245 , 836 , 3420 , 6741 , 29610 , 23243 , 588453 , 229554 , 3223547 , 9274061 , 56479199 , 67238048 , 549228284 , 911788540 , 5482508866 , 9668406791
n×2
174985462
n×3
262478193
n×4
349970924
n×5
437463655
n÷2
43746365.5
n÷3
29164243.666667
n÷3
21873182.75
n÷5
17498546.2
n2
7654977977838361
n3
6.6975492902594E+23
n4
5.859868784119E+31
n5
5.1269592322422E+39
2 √n
9353.7549144715
3 √n
443.93970686573
4 √n
96.714812280599
5 √n
38.760948379487
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
87492732
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
43746366
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9353.754967926
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999977141
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87492731 can be divided by 2 positive divisors.
The sum of these divisors (counting 87492731) is 87492732, the average is 43746366.
Base
System
Value
2
Binary
101001101110000100001111011
3
Ternary
20002122002110112
4
Quaternary
11031300201323
5
Quinary
134344231411
6
Senary
12403134535
8
Octal
515604173
10
Decimal
87492731
12
Duodecimal
2537444b
16
Hexadecimal
537087b
20
Vigesimal
176gbgb
36
Base36
1g39tn
md5
bdb65bf42891cdcf10ba7340c89ee787
sha1
384c0fa8eb07e859d3c85dd018f85a17e6876f9d
sha256
1d220d69854bee7d7a6b62997315e6e2ace5f6b1743ca183dbad32f6a24091a6
sha512
1b90faf533596cce8b304814298731fe31241325ee0071b635a0af7b9ec42d5c1d8dd44d1ea65ed86ed048cf116992d127282d5d8151a856ac0933a4fa8b9838
ripemd-160
288b75d51e3b0b5ec8cc91e2bee477118dfd0abd
Diameter
174985462
Circumference
549733041.90422
Area
2.4048822578569E+16
Volume
2.8054628863112E+24
Surface area
9.6195290314275E+16
Circumference
549733041.90422
Perimeter
349970924
Area
7654977977838361
Diagonal
123733406.78926
Surface area
45929867867030166
Volume
6.6975492902594E+23
Space diagonal
151541855.38496
Perimeter
262478193
Area
3.3147026971092E+15
Altitude
75770927.692478
Surface area
3.3147026971092E+15
Volume
7.8931375341226E+22
Height
41244468.929754