18888941 is an odd 8-digits prime number following 18888940
and preceding 18888942 . In scientific notation, it is written as 1.8888941 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 18888940 positive integers (up to 18888941) that are relatively prime to 18888941.
18888941 has 2 divisors, whose sum is 18888942
The reverse of 18888941 is 14988881
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
eighteen million eight hundred eighty-eight thousand nine hundred forty-one
Scientific notation
1.8888941 × 10^7
Engineering notation
1.8888941 × 10^6
Prime Factorization
18888941
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
18888941
Product of the distinct prime numbers
The prime factorization of 18888941 is 18888941.
Since it has a total of 1 prime factors.
8 , 5 , 61 , 63 , 14 , 564 , 6615 , 4258 , 74303 , 20430 , 845382 , 311313 , 6661429 , 6171166 , 26136752 , 31352651 , 440706142 , 566934737 , 7970053008 , 89524894
n×2
37777882
n×3
56666823
n×4
75555764
n×5
94444705
n÷2
9444470.5
n÷3
6296313.6666667
n÷3
4722235.25
n÷5
3777788.2
n2
356792092101481
n3
6.7394247769714E+21
n4
1.2730059698615E+29
n5
2.4045734657362E+36
2 √n
4346.1409319073
3 √n
266.31923625728
4 √n
65.925267780323
5 √n
28.526042309748
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
18888942
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
9444471
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
4346.1410469519
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999998941179
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18888941 can be divided by 2 positive divisors.
The sum of these divisors (counting 18888941) is 18888942, the average is 9444471.
Base
System
Value
2
Binary
1001000000011100011101101
3
Ternary
1022112122202102
4
Quaternary
1020003203231
5
Quinary
14313421231
6
Senary
1512504445
8
Octal
110034355
10
Decimal
18888941
12
Duodecimal
63ab125
16
Hexadecimal
12038ed
20
Vigesimal
5i1271
36
Base36
b8ust
md5
923cf1a96fc3f1648e8ef75ee627ea9b
sha1
2a9e972c2d33a7e32a82d88450448966c59b12b4
sha256
e56775afe61e20833091957b9733bd42fdbc96bd906e49d2f467ea9af93582cc
sha512
86473c51c3f03373119855f157c6e9e771771424903af4c6dc44fe864ee33bc944d71610b4c5d8e73911985c9607fc553be69677096c987d8e3acec22bb1b26d
ripemd-160
ed477c3b28eb60deccca9a181d6d9540692be006
Diameter
37777882
Circumference
118682716.55938
Area
1.1208954154049E+15
Volume
2.8230036491673E+22
Surface area
4.4835816616198E+15
Circumference
118682716.55938
Perimeter
75555764
Area
356792092101481
Diagonal
26712996.541065
Surface area
2140752552608886
Volume
6.7394247769714E+21
Space diagonal
32716605.513171
Perimeter
56666823
Area
1.5449550781464E+14
Altitude
16358302.756585
Surface area
1.5449550781464E+14
Volume
7.9424882684886E+20
Height
8904332.1803551