87920005 is an odd 8-digits composite number following 87920004
and preceding 87920006 . In scientific notation, it is written as 8.7920005 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 66198528 positive integers (up to 87920005) that are relatively prime to 87920005.
87920005 has 4 divisors, whose sum is 88954444
The reverse of 87920005 is 50002978
Previous prime number is 85
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty-seven million nine hundred twenty thousand five
Scientific notation
8.7920005 × 10^7
Engineering notation
8.7920005 × 10^6
Prime Factorization
85 × 1034353
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87920005
Product of the distinct prime numbers
The prime factorization of 87920005 is 85 × 1034353.
Since it has a total of 2 prime factors.
3 , 5 , 99 , 18 , 459 , 650 , 5314 , 6718 , 75909 , 41327 , 739840 , 574797 , 4141325 , 8733206 , 36201654 , 68617895 , 646423517 , 901639030 , 2727626016 , 1860674922
n×2
175840010
n×3
263760015
n×4
351680020
n×5
439600025
n÷2
43960002.5
n÷3
29306668.333333
n÷3
21980001.25
n÷5
17584001
n2
7729927279200025
n3
6.796152450369E+23
n4
5.9751775741721E+31
n5
5.253376421971E+39
2 √n
9376.5668024069
3 √n
444.6611990059
4 √n
96.832674250002
5 √n
38.798732748934
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
-87920004
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 87920005 can be divided by 4 positive divisors.
The sum of these divisors (counting 87920005) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001111011000110110000101
3
Ternary
20010102210120111
4
Quaternary
11033120312011
5
Quinary
140001420010
6
Senary
12420233021
8
Octal
517306605
10
Decimal
87920005
12
Duodecimal
2553b771
16
Hexadecimal
53d8d85
20
Vigesimal
179a005
36
Base36
1gcfid
md5
c25c4e190698aab326a6d68728fdfe41
sha1
e1f9a72796a41e805e814bd0fc737bfc17fe6752
sha256
a1ebf90250faf52122e2bd8ecff351679c79218095a82665e14825281814b2c8
sha512
5b833a6e9f8604df47c883019bbda2a1a21f43d8742ebe35bba59f8f4032904ea85870eb0f6937732ca4a1f89cf20d603fe8ce6a656f408a9423f74fffb25f3a
ripemd-160
8f731a201e1beca7287353e166698c7ee517ffa0
Diameter
175840010
Circumference
552417683.62316
Area
2.4284282753118E+16
Volume
2.8467656814341E+24
Surface area
9.7137131012473E+16
Circumference
552417683.62316
Perimeter
351680020
Area
7729927279200025
Diagonal
124337663.47491
Surface area
46379563675200150
Volume
6.796152450369E+23
Space diagonal
152281915.66171
Perimeter
263760015
Area
3.3471566965968E+15
Altitude
76140957.830855
Surface area
3.3471566965968E+15
Volume
8.0093424727225E+22
Height
41445887.82497