12145087 is an odd 8-digits composite number following 12145086
and preceding 12145088 . In scientific notation, it is written as 1.2145087 × 10^7.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 11712000 positive integers (up to 12145087) that are relatively prime to 12145087.
12145087 has 8 divisors, whose sum is 12580992
The reverse of 12145087 is 78054121
Previous prime number is 977
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million one hundred forty-five thousand eighty-seven
Scientific notation
1.2145087 × 10^7
Engineering notation
1.2145087 × 10^6
Prime Factorization
31 × 977 × 401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12145087
Product of the distinct prime numbers
The prime factorization of 12145087 is 31 × 977 × 401.
Since it has a total of 3 prime factors.
6 , 9 , 80 , 26 , 228 , 112 , 6934 , 259 , 89780 , 13936 , 493593 , 546811 , 3414213 , 8341242 , 63403944 , 49633005 , 778048216 , 813647714 , 974474304 , 8197703673
n×2
24290174
n×3
36435261
n×4
48580348
n×5
60725435
n÷2
6072543.5
n÷3
4048362.3333333
n÷3
3036271.75
n÷5
2429017.4
n2
147503138237569
n3
1.7914384466683E+21
n4
2.1757175789931E+28
n5
2.6424279284301E+35
2 √n
3484.9802008046
3 √n
229.86183888833
4 √n
59.033720878872
5 √n
26.114404451046
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
-12145086
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 12145087 can be divided by 8 positive divisors.
The sum of these divisors (counting 12145087) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110010101000110111111
3
Ternary
211212000221001
4
Quaternary
232111012333
5
Quinary
11102120322
6
Senary
1112151131
8
Octal
56250677
10
Decimal
12145087
12
Duodecimal
40984a7
16
Hexadecimal
b951bf
20
Vigesimal
3fi2e7
36
Base36
78b7j
md5
835ddaa3ebfe916ced2e1b976f65461e
sha1
e596ee07ba7fa0b09f1542eb115813eb4de55d0e
sha256
89c8c15059447fc6795c52226928f8a9d044b1fb3d5e07bca55cf872b71bcc8d
sha512
a14ad79a45d7107ba2cfcb85feaaf7a723d4f49cf2fd539ba5cb9b39e49f29391e42d7a9f3a38ccda9c0d0796268a67d94d2508cb3f5de6232cff828a91de217
ripemd-160
13e7ca35e23408ae319b2645ce7569d2605675c2
Diameter
24290174
Circumference
76309832.192818
Area
4.6339477546859E+14
Volume
7.5039598178819E+21
Surface area
1.8535791018743E+15
Circumference
76309832.192818
Perimeter
48580348
Area
147503138237569
Diagonal
17175746.751601
Surface area
885018829425414
Volume
1.7914384466683E+21
Space diagonal
21035907.746344
Perimeter
36435261
Area
63870732425831
Altitude
10517953.873172
Surface area
63870732425831
Volume
2.1112304561958E+20
Height
5725248.9172004