12155725 is an odd 8-digits composite number following 12155724
and preceding 12155726 . In scientific notation, it is written as 1.2155725 × 10^7.
The sum of its digits is 28. It has a total of 4 prime factors and 16 positive divisors.
There are 9097920 positive integers (up to 12155725) that are relatively prime to 12155725.
12155725 has 16 divisors, whose sum is 15468480
The reverse of 12155725 is 52755121
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million one hundred fifty-five thousand seven hundred twenty-five
Scientific notation
1.2155725 × 10^7
Engineering notation
1.2155725 × 10^6
Prime Factorization
5 × 785 × 19 × 163
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12155725
Product of the distinct prime numbers
The prime factorization of 12155725 is 5 × 785 × 19 × 163.
Since it has a total of 4 prime factors.
2 , 8 , 4 , 74 , 521 , 684 , 546 , 7211 , 1587 , 83097 , 532413 , 403123 , 2977573 , 4235707 , 96272075 , 96520036 , 995998905 , 641172588 , 7477484259 , 6265235160
n×2
24311450
n×3
36467175
n×4
48622900
n×5
60778625
n÷2
6077862.5
n÷3
4051908.3333333
n÷3
3038931.25
n÷5
2431145
n2
147761650275625
n3
1.7961499862967E+21
n4
2.1833505292176E+28
n5
2.6540208611774E+35
2 √n
3486.5061307848
3 √n
229.92893204416
4 √n
59.046643687722
5 √n
26.118977621297
1 , 5 , 19 , 95 , 163 , 785 , 815 , 3097 , 3925 , 14915 , 15485 , 74575 , 127955 , 639775 , 2431145 , 12155725
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12155724
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12155725 can be divided by 16 positive divisors.
The sum of these divisors (counting 12155725) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101110010111101101001101
3
Ternary
211212120112001
4
Quaternary
232113231031
5
Quinary
11102440400
6
Senary
1112312301
8
Octal
56275515
10
Decimal
12155725
12
Duodecimal
40a2691
16
Hexadecimal
b97b4d
20
Vigesimal
3fj965
36
Base36
78jf1
md5
6e0d91485edd38a045f290b3251d6fae
sha1
cc19fb63a68716f33db36886881204b23f9f7710
sha256
f55ea9b4706cd2be27daf0ec3773c19327e16decec3348c4d359f22919bb852c
sha512
600753d8cc2ef5576b4bc56e0ae6fcbe24f57fd3b04bdd566c2c6bad4ad5e87984edf69a47257a49376a0dff1f9fed121b9ec4162beda67ef28b5d72c7aad153
ripemd-160
f0cf3e9e6d2f63551a2f7b362b1b136cc5c07ea0
Diameter
24311450
Circumference
76376672.718116
Area
4.6420691498821E+14
Volume
7.5236954689267E+21
Surface area
1.8568276599528E+15
Circumference
76376672.718116
Perimeter
48622900
Area
147761650275625
Diagonal
17190791.155478
Surface area
886569901653750
Volume
1.7961499862967E+21
Space diagonal
21054333.302835
Perimeter
36467175
Area
63982671421902
Altitude
10527166.651418
Surface area
63982671421902
Volume
2.1167830588975E+20
Height
5730263.7184926