12161831 is an odd 8-digits composite number following 12161830
and preceding 12161832 . In scientific notation, it is written as 1.2161831 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 6 positive divisors.
There are 11056100 positive integers (up to 12161831) that are relatively prime to 12161831.
12161831 has 6 divisors, whose sum is 13368096
The reverse of 12161831 is 13816121
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twelve million one hundred sixty-one thousand eight hundred thirty-one
Scientific notation
1.2161831 × 10^7
Engineering notation
1.2161831 × 10^6
Prime Factorization
11 × 11 × 100511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1105621
Product of the distinct prime numbers
The prime factorization of 12161831 is 11 × 11 × 100511.
Since it has a total of 3 prime factors.
5 , 5 , 71 , 73 , 172 , 471 , 5065 , 7143 , 8420 , 52620 , 717902 , 887925 , 3727698 , 4310999 , 98121954 , 90820040 , 202338717 , 12578369 , 6746495336 , 7824997101
n×2
24323662
n×3
36485493
n×4
48647324
n×5
60809155
n÷2
6080915.5
n÷3
4053943.6666667
n÷3
3040457.75
n÷5
2432366.2
n2
147910133272561
n3
1.7988580440484E+21
n4
2.1877407524707E+28
n5
2.6606933303361E+35
2 √n
3487.3816825808
3 √n
229.967424498
4 √n
59.054057291441
5 √n
26.121601083787
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12161830
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12161831 can be divided by 6 positive divisors.
The sum of these divisors (counting 12161831) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101110011001001100100111
3
Ternary
211212212220012
4
Quaternary
232121030213
5
Quinary
11103134311
6
Senary
1112400435
8
Octal
56311447
10
Decimal
12161831
12
Duodecimal
40a611b
16
Hexadecimal
b99327
20
Vigesimal
3g04bb
36
Base36
78o4n
md5
9b85955449ab243f0d82aaa04717291a
sha1
43162314ce0e812ac24c7198a1405ea46713beea
sha256
00af4214c4c57743528b29e09ba0fd928639cee4dcd802010660285eeb195858
sha512
2b08b2eb24bdfa7173be8dcc5050e8ab9449bd0b0e3f8341d438e13e75e572d48507e920edea15269e9d82319a3d545d950d11c2bdb79c3b5097b49a04118dc2
ripemd-160
f06f7568a172cbf6acb0166120e013a3f962b827
Diameter
24323662
Circumference
76415037.847601
Area
4.6467338808056E+14
Volume
7.535038954711E+21
Surface area
1.8586935523223E+15
Circumference
76415037.847601
Perimeter
48647324
Area
147910133272561
Diagonal
17199426.34349
Surface area
887460799635366
Volume
1.7988580440484E+21
Space diagonal
21064909.205066
Perimeter
36485493
Area
64046966445590
Altitude
10532454.602533
Surface area
64046966445590
Volume
2.1199745355643E+20
Height
5733142.1144965