87992087 is an odd 8-digits composite number following 87992086
and preceding 87992088 . In scientific notation, it is written as 8.7992087 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 87971856 positive integers (up to 87992087) that are relatively prime to 87992087.
87992087 has 4 divisors, whose sum is 88012320
The reverse of 87992087 is 78029978
Previous prime number is 13903
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
eighty-seven million nine hundred ninety-two thousand eighty-seven
Scientific notation
8.7992087 × 10^7
Engineering notation
8.7992087 × 10^6
Prime Factorization
13903 × 6329
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87992087
Product of the distinct prime numbers
The prime factorization of 87992087 is 13903 × 6329.
Since it has a total of 2 prime factors.
5 , 9 , 100 , 36 , 851 , 783 , 1139 , 4137 , 17665 , 50198 , 813421 , 263874 , 5113057 , 574373 , 31326893 , 72993988 , 724469740 , 886777915 , 7411733025 , 5448819322
n×2
175984174
n×3
263976261
n×4
351968348
n×5
439960435
n÷2
43996043.5
n÷3
29330695.666667
n÷3
21998021.75
n÷5
17598417.4
n2
7742607374615569
n3
6.8128818171401E+23
n4
5.9947968957451E+31
n5
5.2749468999774E+39
2 √n
9380.409745848
3 √n
444.78268562752
4 √n
96.852515433767
5 √n
38.805092561012
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
-87992086
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 87992087 can be divided by 4 positive divisors.
The sum of these divisors (counting 87992087) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001111101010011100010111
3
Ternary
20010120110110012
4
Quaternary
11033222130113
5
Quinary
140011221322
6
Senary
12421550435
8
Octal
517523427
10
Decimal
87992087
12
Duodecimal
2557541b
16
Hexadecimal
53ea717
20
Vigesimal
179j047
36
Base36
1gdz4n
md5
a9a363fd2eca287a6783e6f90443d9e4
sha1
9135bf2e76ef8bf37cf58d4a050aae8056019335
sha256
dace194d70ec23dedf01710563968edec91e81f5b429e771f0080b9bd39b3a20
sha512
92403109462bbe425f48beb6b0e2a2f644adf7fd99db516bd60f7277a748eb57031ffdd813e99395659ab24603f8e3033f01266f8242da059e6e4ed6fd134423
ripemd-160
0783a31f8116625a6f7138425f0b8405aedc3954
Diameter
175984174
Circumference
552870588.18647
Area
2.4324118447722E+16
Volume
2.8537732622004E+24
Surface area
9.729647379089E+16
Circumference
552870588.18647
Perimeter
351968348
Area
7742607374615569
Diagonal
124439602.81691
Surface area
46455644247693414
Volume
6.8128818171401E+23
Space diagonal
152406765.34802
Perimeter
263976261
Area
3.3526473389729E+15
Altitude
76203382.67401
Surface area
3.3526473389729E+15
Volume
8.0290582205372E+22
Height
41479867.605638