12161791 is an odd 8-digits composite number following 12161790
and preceding 12161792 . In scientific notation, it is written as 1.2161791 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 12154792 positive integers (up to 12161791) that are relatively prime to 12161791.
12161791 has 4 divisors, whose sum is 12168792
The reverse of 12161791 is 19716121
Previous prime number is 3203
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
twelve million one hundred sixty-one thousand seven hundred ninety-one
Scientific notation
1.2161791 × 10^7
Engineering notation
1.2161791 × 10^6
Prime Factorization
3203 × 3797
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12161791
Product of the distinct prime numbers
The prime factorization of 12161791 is 3203 × 3797.
Since it has a total of 2 prime factors.
10 , 7 , 41 , 72 , 435 , 967 , 6488 , 702 , 34158 , 99817 , 958783 , 744733 , 5370161 , 3871180 , 43094813 , 81994866 , 122893823 , 581894368 , 8259835881 , 7921577567
n×2
24323582
n×3
36485373
n×4
48647164
n×5
60808955
n÷2
6080895.5
n÷3
4053930.3333333
n÷3
3040447.75
n÷5
2432358.2
n2
147909160327681
n3
1.7988402948907E+21
n4
2.187711970884E+28
n5
2.6606495758089E+35
2 √n
3487.3759476145
3 √n
229.96717237842
4 √n
59.054008734501
5 √n
26.121583901088
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12161790
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12161791 can be divided by 4 positive divisors.
The sum of these divisors (counting 12161791) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110011001001011111111
3
Ternary
211212212211201
4
Quaternary
232121023333
5
Quinary
11103134131
6
Senary
1112400331
8
Octal
56311377
10
Decimal
12161791
12
Duodecimal
40a60a7
16
Hexadecimal
b992ff
20
Vigesimal
3g049b
36
Base36
78o3j
md5
7f411b482c5f5b8f72a3042413bcab76
sha1
84d1244ad894d14ad60d13cd8e64ad16270de9b4
sha256
c516b07aabcf0cfcded593b356e7c0d01f28525a89ca186b0f8482d0ad3b96f6
sha512
d4d36bab38b343776e17518d08be39ba0089de49521461fbe5ed57b5cacb41d2fd95f060c20c4df3d468984b8e6fdc1bfd7ef96efcd68511da900427ed461f43
ripemd-160
580cb7c9276b9a185eab5f03758c0c8a9adf6fa5
Diameter
24323582
Circumference
76414786.520189
Area
4.6467033148408E+14
Volume
7.5349646072134E+21
Surface area
1.8586813259363E+15
Circumference
76414786.520189
Perimeter
48647164
Area
147909160327681
Diagonal
17199369.774947
Surface area
887454961966086
Volume
1.7988402948907E+21
Space diagonal
21064839.923034
Perimeter
36485373
Area
64046545148099
Altitude
10532419.961517
Surface area
64046545148099
Volume
2.1199536179814E+20
Height
5733123.2583157