18802213 is an odd 8-digits composite number following 18802212
and preceding 18802214 . In scientific notation, it is written as 1.8802213 × 10^7.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 17787600 positive integers (up to 18802213) that are relatively prime to 18802213.
18802213 has 12 divisors, whose sum is 19853184
The reverse of 18802213 is 31220881
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighteen million eight hundred two thousand two hundred thirteen
Scientific notation
1.8802213 × 10^7
Engineering notation
1.8802213 × 10^6
Prime Factorization
31 × 61 × 61 × 163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
308233
Product of the distinct prime numbers
The prime factorization of 18802213 is 31 × 61 × 61 × 163.
Since it has a total of 4 prime factors.
7 , 2 , 25 , 44 , 224 , 977 , 4572 , 7777 , 67524 , 82314 , 191892 , 138265 , 6423522 , 3354330 , 97143681 , 21457238 , 549356765 , 347899354 , 5976620611 , 9013647830
n×2
37604426
n×3
56406639
n×4
75208852
n×5
94011065
n÷2
9401106.5
n÷3
6267404.3333333
n÷3
4700553.25
n÷5
3760442.6
n2
353523213697369
n3
6.6470187643824E+21
n4
1.2497866262292E+29
n5
2.3498754350912E+36
2 √n
4336.1518654217
3 √n
265.91101193511
4 √n
65.849463668444
5 √n
28.499798775124
1 , 31 , 61 , 163 , 1891 , 3721 , 5053 , 9943 , 115351 , 308233 , 606523 , 18802213
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18802212
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18802213 can be divided by 12 positive divisors.
The sum of these divisors (counting 18802213) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000111101110011000100101
3
Ternary
1022101020210021
4
Quaternary
1013232120211
5
Quinary
14303132323
6
Senary
1510555141
8
Octal
107563045
10
Decimal
18802213
12
Duodecimal
6368ab1
16
Hexadecimal
11ee625
20
Vigesimal
5ha5ad
36
Base36
b6zvp
md5
8adbaff094648f815ad156645c5f716c
sha1
3a5698de8661e04eb1c9f59f96aaf449611ecd53
sha256
09c942330490adfccc1d34f18387ab9196653939ef30d0cf7647fb6154eb2a1b
sha512
6fe00112e6e594b7cf0c8a100a9ca8a15e82bf353e1f2b63c001510fcee2321091f027fee076dffe44bf3c66baa079523f7a6b5400e9cee61e3b4c23fa7c6e14
ripemd-160
37eb0ceebb434110a135ca79f96cfda4825a7a98
Diameter
37604426
Circumference
118137788.46406
Area
1.1106259310251E+15
Volume
2.7842967091277E+22
Surface area
4.4425037241004E+15
Circumference
118137788.46406
Perimeter
75208852
Area
353523213697369
Diagonal
26590344.627228
Surface area
2121139282184214
Volume
6.6470187643824E+21
Space diagonal
32566388.210732
Perimeter
56406639
Area
1.5308004194472E+14
Altitude
16283194.105366
Surface area
1.5308004194472E+14
Volume
7.8335867382818E+20
Height
8863448.2090759