87129007 is an odd 8-digits composite number following 87129006
and preceding 87129008 . In scientific notation, it is written as 8.7129007 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 74387040 positive integers (up to 87129007) that are relatively prime to 87129007.
87129007 has 8 divisors, whose sum is 89258400
The reverse of 87129007 is 70092178
Previous prime number is 263
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighty-seven million one hundred twenty-nine thousand seven
Scientific notation
8.7129007 × 10^7
Engineering notation
8.7129007 × 10^6
Prime Factorization
49 × 263 × 6761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
87129007
Product of the distinct prime numbers
The prime factorization of 87129007 is 49 × 263 × 6761.
Since it has a total of 3 prime factors.
3 , 3 , 39 , 54 , 480 , 201 , 3112 , 9871 , 24479 , 77074 , 685759 , 707376 , 5640569 , 876646 , 78690644 , 90013531 , 685087692 , 806113032 , 8913839505 , 7795946562
n×2
174258014
n×3
261387021
n×4
348516028
n×5
435645035
n÷2
43564503.5
n÷3
29043002.333333
n÷3
21782251.75
n÷5
17425801.4
n2
7591463860806049
n3
6.6143670786842E+23
n4
5.7630323549924E+31
n5
5.0212728639936E+39
2 √n
9334.2919924331
3 √n
443.32367168849
4 √n
96.614139712741
5 √n
38.72866732166
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
-87129006
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 87129007 can be divided by 8 positive divisors.
The sum of these divisors (counting 87129007) is 1, the average is 0.125.
Base
System
Value
2
Binary
101001100010111101110101111
3
Ternary
20001221121112021
4
Quaternary
11030113232233
5
Quinary
134301112012
6
Senary
12351251011
8
Octal
514275657
10
Decimal
87129007
12
Duodecimal
25219a67
16
Hexadecimal
5317baf
20
Vigesimal
174b2a7
36
Base36
1fvh67
md5
21f1ddb8b0cbd3954fc4a73d19fed6ae
sha1
bc3b86a947f3928a212842d25c3d417be2cc717d
sha256
2b415975ac0a091a72982cae30716f644fd639d10bd7f02f1431936005cf528a
sha512
24c0bdb4a7c28cf9a6201bf4799e499907917f34b1359eaa0aad78c5da9fb91bab29376ff163af4326ad9ce5a387c4536dfc6cc01a5b410746fdf45030b08cf0
ripemd-160
7afce464285740f262b0d45b7d3e13afa6cfe60e
Diameter
174258014
Circumference
547447696.61155
Area
2.3849287095101E+16
Volume
2.7706196030054E+24
Surface area
9.5397148380403E+16
Circumference
547447696.61155
Perimeter
348516028
Area
7591463860806049
Diagonal
123219023.3755
Surface area
45548783164836294
Volume
6.6143670786842E+23
Space diagonal
150911866.93702
Perimeter
261387021
Area
3.2872002776848E+15
Altitude
75455933.468512
Surface area
3.2872002776848E+15
Volume
7.7951063576577E+22
Height
41073007.791833