12161907 is an odd 8-digits composite number following 12161906
and preceding 12161908 . In scientific notation, it is written as 1.2161907 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 16 positive divisors.
There are 7890696 positive integers (up to 12161907) that are relatively prime to 12161907.
12161907 has 16 divisors, whose sum is 14206080
The reverse of 12161907 is 70916121
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million one hundred sixty-one thousand nine hundred seven
Scientific notation
1.2161907 × 10^7
Engineering notation
1.2161907 × 10^6
Prime Factorization
603 × 27 × 9 × 83
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
12161907
Product of the distinct prime numbers
The prime factorization of 12161907 is 603 × 27 × 9 × 83.
Since it has a total of 4 prime factors.
8 , 8 , 5 , 59 , 782 , 706 , 5354 , 3062 , 41687 , 63549 , 791129 , 308662 , 3829280 , 3669484 , 39738130 , 38851697 , 350479247 , 134401978 , 1817393065 , 3584814778
n×2
24323814
n×3
36485721
n×4
48647628
n×5
60809535
n÷2
6080953.5
n÷3
4053969
n÷3
3040476.75
n÷5
2432381.4
n2
147911981876649
n3
1.7988917677695E+21
n4
2.1877954382678E+28
n5
2.6607764655237E+35
2 √n
3487.3925789908
3 √n
229.96790352367
4 √n
59.054149549297
5 √n
26.121633730791
1 , 9 , 27 , 83 , 243 , 603 , 747 , 2241 , 5427 , 16281 , 20169 , 50049 , 146529 , 450441 , 1351323 , 12161907
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
-12161906
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 12161907 can be divided by 16 positive divisors.
The sum of these divisors (counting 12161907) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101110011001001101110011
3
Ternary
211212220000000
4
Quaternary
232121031303
5
Quinary
11103140112
6
Senary
1112401043
8
Octal
56311563
10
Decimal
12161907
12
Duodecimal
40a6183
16
Hexadecimal
b99373
20
Vigesimal
3g04f7
36
Base36
78o6r
md5
f6e979b0413a0a768e0c4fa8a5afce45
sha1
c6452b1725173e5eddf051914e031190fbaa9129
sha256
97b3c9cfe07d62eb17569b32e922326e45f759df6596b71af9421ebbb6d4ae21
sha512
d60a165446e01aee6a13ef136b70dd53cac5253317263c8d2fac8f3c904a444b54fb305802f58cc760c488f21cd6285e53e4fe664cb8cad8ae0f06f58f4c28ae
ripemd-160
f5cf948419f1602512ee5ad01923d077d881458f
Diameter
24323814
Circumference
76415515.369685
Area
4.6467919564159E+14
Volume
7.5351802163037E+21
Surface area
1.8587167825663E+15
Circumference
76415515.369685
Perimeter
48647628
Area
147911981876649
Diagonal
17199533.82372
Surface area
887471891259894
Volume
1.7988917677695E+21
Space diagonal
21065040.840928
Perimeter
36485721
Area
64047766914641
Altitude
10532520.420464
Surface area
64047766914641
Volume
2.1200142793508E+20
Height
5733177.9412401