87122008 is an even 8-digits composite number following 87122007
and preceding 87122009 . In scientific notation, it is written as 8.7122008 × 10^7.
The sum of its digits is 28. It has a total of 6 prime factors and 32 positive divisors.
There are 40896000 positive integers (up to 87122008) that are relatively prime to 87122008.
87122008 has 32 divisors, whose sum is 173396160
The reverse of 87122008 is 80022178
Previous prime number is 853
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty-seven million one hundred twenty-two thousand eight
Scientific notation
8.7122008 × 10^7
Engineering notation
8.7122008 × 10^6
Prime Factorization
2 × 2 × 2 × 17 × 853 × 751
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
21780502
Product of the distinct prime numbers
The prime factorization of 87122008 is 2 × 2 × 2 × 17 × 853 × 751.
Since it has a total of 6 prime factors.
7 , 2 , 77 , 79 , 784 , 354 , 196 , 742 , 80957 , 22688 , 319961 , 130901 , 1462117 , 5308000 , 57409048 , 37082563 , 471578800 , 951757745 , 1279335001 , 5633174599
n×2
174244016
n×3
261366024
n×4
348488032
n×5
435610040
n÷2
43561004
n÷3
29040669.333333
n÷3
21780502
n÷5
17424401.6
n2
7590244277952064
n3
6.6127732270569E+23
n4
5.7611808198984E+31
n5
5.0192564148064E+39
2 √n
9333.9170769833
3 √n
443.31180076448
4 √n
96.612199421105
5 √n
38.728045093398
1 , 2 , 4 , 8 , 17 , 34 , 68 , 136 , 751 , 853 , 1502 , 1706 , 3004 , 3412 , 6008 , 6824 , 12767 , 14501 , 25534 , 29002 , 51068 , 58004 , 102136 , 116008 , 640603 , 1281206 , 2562412 , 5124824 , 10890251 , 21780502 , 43561004 , 87122008
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-87122007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 87122008 can be divided by 32 positive divisors.
The sum of these divisors (counting 87122008) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101001100010110000001011000
3
Ternary
20001221020221001
4
Quaternary
11030112001120
5
Quinary
134300401013
6
Senary
12351154344
8
Octal
514260130
10
Decimal
87122008
12
Duodecimal
252159b4
16
Hexadecimal
5316058
20
Vigesimal
174a508
36
Base36
1fvbrs
md5
af63385fd6ff1ff5d75c38f22334f404
sha1
675e55716d0f3f42f9e61a681b4e052b0a22764e
sha256
0ecb3121b35ea4c821c0fe270a9ed2b79bc744cf9e74722797d4139693098980
sha512
f02b5ab119d13c3aaf5a335e02380040fc4abee1972119fc6f17dd3494faf2d5f0d79070166612ae7eedc6feaf8c4c0e23e9e987a24830f08aeb519e1717212a
ripemd-160
deea284f4ba98e41bbe2656781e686f3338c25f5
Diameter
174244016
Circumference
547403720.59758
Area
2.3845455662566E+16
Volume
2.769951971997E+24
Surface area
9.5381822650265E+16
Circumference
547403720.59758
Perimeter
348488032
Area
7590244277952064
Diagonal
123209125.29478
Surface area
45541465667712384
Volume
6.6127732270569E+23
Space diagonal
150899744.31342
Perimeter
261366024
Area
3.286672182818E+15
Altitude
75449872.156711
Surface area
3.286672182818E+15
Volume
7.7932279855014E+22
Height
41069708.431592