87679990 is an even 8-digits composite number following 87679989
and preceding 87679991 . In scientific notation, it is written as 8.7679990 × 10^7.
The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors.
There are 35071992 positive integers (up to 87679990) that are relatively prime to 87679990.
87679990 has 8 divisors, whose sum is 157824000
The reverse of 87679990 is 09997678
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 55
Digital Root 1
Name
eighty-seven million six hundred seventy-nine thousand nine hundred ninety
Scientific notation
8.7679990 × 10^7
Engineering notation
8.7679990 × 10^6
Prime Factorization
2 × 5 × 8767999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87679990
Product of the distinct prime numbers
The prime factorization of 87679990 is 2 × 5 × 8767999.
Since it has a total of 3 prime factors.
5 , 5 , 37 , 14 , 896 , 836 , 728 , 2628 , 39924 , 74437 , 739880 , 464133 , 4079385 , 4482464 , 9351837 , 82793675 , 955806559 , 444923701 , 9565379780 , 1681018497
n×2
175359980
n×3
263039970
n×4
350719960
n×5
438399950
n÷2
43839995
n÷3
29226663.333333
n÷3
21919997.5
n÷5
17535998
n2
7687780646400100
n3
6.7406453019855E+23
n4
5.9101971267164E+31
n5
5.1820602496852E+39
2 √n
9363.7593946021
3 √n
444.25619970137
4 √n
96.766520008741
5 √n
38.777526054836
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87679989
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87679990 can be divided by 8 positive divisors.
The sum of these divisors (counting 87679990) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001110011110001111110110
3
Ternary
20002222121100001
4
Quaternary
11032132033312
5
Quinary
134421224430
6
Senary
12411141514
8
Octal
516361766
10
Decimal
87679990
12
Duodecimal
2544489a
16
Hexadecimal
539e3f6
20
Vigesimal
177jjja
36
Base36
1g7aba
md5
5fb18e43369e31f407d531965437e40b
sha1
442d7547816db87fc0d38fea8d96017fcd45170b
sha256
c171f6a2f302d819a167bba9eb03e67ee28bc477d2280365d1a0bdebc3d6e677
sha512
b47e7d7dd38ef74becd2f1dad53297f8c9d8c05ba97f7ca36ade425d28a979ad56b197782412fe5dde9bb81e977a9860591644cb34c5acbcf49bd923c360dc30
ripemd-160
1f30e80c29a32474df89f2974923d6b555c04a58
Diameter
175359980
Circumference
550909624.90165
Area
2.415187520114E+16
Volume
2.8235149014896E+24
Surface area
9.6607500804561E+16
Circumference
550909624.90165
Perimeter
350719960
Area
7687780646400100
Diagonal
123998231.00674
Surface area
46126683878400600
Volume
6.7406453019855E+23
Space diagonal
151866197.48713
Perimeter
263039970
Area
3.3289066692524E+15
Altitude
75933098.743566
Surface area
3.3289066692524E+15
Volume
7.943926671012E+22
Height
41332743.668912