12181801 is an odd 8-digits composite number following 12181800
and preceding 12181802 . In scientific notation, it is written as 1.2181801 × 10^7.
The sum of its digits is 22. It has a total of 2 prime factors and 4 positive divisors.
There are 12171600 positive integers (up to 12181801) that are relatively prime to 12181801.
12181801 has 4 divisors, whose sum is 12192004
The reverse of 12181801 is 10818121
Previous prime number is 1381
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twelve million one hundred eighty-one thousand eight hundred one
Scientific notation
1.2181801 × 10^7
Engineering notation
1.2181801 × 10^6
Prime Factorization
1381 × 8821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12181801
Product of the distinct prime numbers
The prime factorization of 12181801 is 1381 × 8821.
Since it has a total of 2 prime factors.
5 , 4 , 10 , 78 , 592 , 942 , 5188 , 3518 , 19062 , 90292 , 525313 , 919059 , 7255839 , 8578546 , 44015923 , 69757899 , 843570416 , 881063945 , 5190012406 , 1237052447
n×2
24363602
n×3
36545403
n×4
48727204
n×5
60909005
n÷2
6090900.5
n÷3
4060600.3333333
n÷3
3045450.25
n÷5
2436360.2
n2
148396275603601
n3
1.8077338985442E+21
n4
2.202145461302E+28
n5
2.6826097782634E+35
2 √n
3490.2436877674
3 √n
230.09322622754
4 √n
59.078284401016
5 √n
26.130173906209
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
-12181800
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 12181801 can be divided by 4 positive divisors.
The sum of these divisors (counting 12181801) is 1, the average is 0.25.
Base
System
Value
2
Binary
101110011110000100101001
3
Ternary
211220220021211
4
Quaternary
232132010221
5
Quinary
11104304201
6
Senary
1113033121
8
Octal
56360451
10
Decimal
12181801
12
Duodecimal
40b57a1
16
Hexadecimal
b9e129
20
Vigesimal
3g2ea1
36
Base36
793jd
md5
5ac40c98e722a6a40f83545d971d9057
sha1
fa71a2e18dce6674f802aa15b3b12ae25600d46b
sha256
e4a0ceca7844a11bf985ab7d4723c4059af440731df78f49cbb0f7eddc4024e7
sha512
784fdd1f06617113ffb7f6931412bd695480e6b65fb47d49a4b76d494df152e9477b5c119601e586151a76a2f0c71839db9e2b12efd981dfddd0ef3158b939c2
ripemd-160
b9cf625f6e60f6e1d85bead6ccdf1090bc52f30c
Diameter
24363602
Circumference
76540513.058186
Area
4.6620064925636E+14
Volume
7.5722180470824E+21
Surface area
1.8648025970254E+15
Circumference
76540513.058186
Perimeter
48727204
Area
148396275603601
Diagonal
17227668.18833
Surface area
890377653621606
Volume
1.8077338985442E+21
Space diagonal
21099498.259693
Perimeter
36545403
Area
64257472249858
Altitude
10549749.129847
Surface area
64257472249858
Volume
2.1304348304024E+20
Height
5742556.0627767