87130211 is an odd 8-digits composite number following 87130210
and preceding 87130212 . In scientific notation, it is written as 8.7130211 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 74683032 positive integers (up to 87130211) that are relatively prime to 87130211.
87130211 has 4 divisors, whose sum is 99577392
The reverse of 87130211 is 11203178
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
eighty-seven million one hundred thirty thousand two hundred eleven
Scientific notation
8.7130211 × 10^7
Engineering notation
8.7130211 × 10^6
Prime Factorization
7 × 12447173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
87130211
Product of the distinct prime numbers
The prime factorization of 87130211 is 7 × 12447173.
Since it has a total of 2 prime factors.
10 , 8 , 18 , 95 , 580 , 280 , 5022 , 6511 , 59553 , 87434 , 451641 , 264555 , 6143387 , 6012865 , 8935790 , 92184382 , 584977440 , 702620152 , 2619044274 , 8297709603
n×2
174260422
n×3
261390633
n×4
348520844
n×5
435651055
n÷2
43565105.5
n÷3
29043403.666667
n÷3
21782552.75
n÷5
17426042.2
n2
7591673668904521
n3
6.614641286148E+23
n4
5.7633509095138E+31
n5
5.0216198081298E+39
2 √n
9334.3564855859
3 √n
443.32571371506
4 √n
96.614473478801
5 √n
38.728774356181
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
-87130210
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 87130211 can be divided by 4 positive divisors.
The sum of these divisors (counting 87130211) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001100011000000001100011
3
Ternary
20001221200011212
4
Quaternary
11030120001203
5
Quinary
134301131321
6
Senary
12351300335
8
Octal
514300143
10
Decimal
87130211
12
Duodecimal
2521a6ab
16
Hexadecimal
5318063
20
Vigesimal
174b5ab
36
Base36
1fvi3n
md5
60286fc3b1090679f4ecee583473eb9a
sha1
e40e1349ef8f10c0896091f4e5bf7ffd3be7a853
sha256
8d4951f7f60c81b60904df52775540f51326d71f8ecbee99e46631e548648d0e
sha512
52c2abb62c00f12b83aaa0c7c171a1117d2e045de95bfe25fd8fc8aa19e7f4e6683b7dfcafb5048e7eb6b61800ecc4e8bd99bb866fe3ac77731a4be1ff35379a
ripemd-160
270dafe109910ddf73e68823d61ff6acfb4d664c
Diameter
174260422
Circumference
547455261.56666
Area
2.3849946226682E+16
Volume
2.7707344627592E+24
Surface area
9.5399784906726E+16
Circumference
547455261.56666
Perimeter
348520844
Area
7591673668904521
Diagonal
123220726.08863
Surface area
45550042013427126
Volume
6.614641286148E+23
Space diagonal
150913952.3262
Perimeter
261390633
Area
3.2872911272564E+15
Altitude
75456976.163098
Surface area
3.2872911272564E+15
Volume
7.7954295142529E+22
Height
41073575.362876