18374989 is an odd 8-digits composite number following 18374988
and preceding 18374990 . In scientific notation, it is written as 1.8374989 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 18359740 positive integers (up to 18374989) that are relatively prime to 18374989.
18374989 has 4 divisors, whose sum is 18390240
The reverse of 18374989 is 98947381
Previous prime number is 1319
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighteen million three hundred seventy-four thousand nine hundred eighty-nine
Scientific notation
1.8374989 × 10^7
Engineering notation
1.8374989 × 10^6
Prime Factorization
1319 × 13931
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18374989
Product of the distinct prime numbers
The prime factorization of 18374989 is 1319 × 13931.
Since it has a total of 2 prime factors.
10 , 6 , 2 , 63 , 694 , 184 , 7282 , 1257 , 40146 , 25490 , 833181 , 3725 , 9257123 , 866967 , 63321433 , 70499588 , 225565597 , 69202331 , 2268652152 , 427853283
n×2
36749978
n×3
55124967
n×4
73499956
n×5
91874945
n÷2
9187494.5
n÷3
6124996.3333333
n÷3
4593747.25
n÷5
3674997.8
n2
337640220750121
n3
6.204135342241E+21
n4
1.1400091866819E+29
n5
2.0947656265179E+36
2 √n
4286.6057668043
3 √n
263.88155173855
4 √n
65.472175516049
5 √n
28.369090814623
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
-18374988
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 18374989 can be divided by 4 positive divisors.
The sum of these divisors (counting 18374989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000110000110000101001101
3
Ternary
1021120112202011
4
Quaternary
1012012011031
5
Quinary
14200444424
6
Senary
1453501221
8
Octal
106060515
10
Decimal
18374989
12
Duodecimal
61a1811
16
Hexadecimal
118614d
20
Vigesimal
5egh99
36
Base36
axu8d
md5
3b684c0312f05589a90f1978aca80861
sha1
40c129464ccceeac59a1699ea431bda62b0f8e67
sha256
6e7e0202009ce4eaf7462463339cd9c3e446221a62bf8bc9db44c2e0992a20d9
sha512
a44d09ed11c7738b6037bfdaa3e1fb773916e4646431c43e4ba1556c4f2f6d9c8661cffa7f2a4129634a4b8af200929c153a7fb5c6458b90376a9a8877664479
ripemd-160
a539dac493ad2190ceec2a34284b7a9afe690258
Diameter
36749978
Circumference
115453460.90439
Area
1.060728037065E+15
Volume
2.5987821350748E+22
Surface area
4.2429121482601E+15
Circumference
115453460.90439
Perimeter
73499956
Area
337640220750121
Diagonal
25986158.652256
Surface area
2025841324500726
Volume
6.204135342241E+21
Space diagonal
31826414.536519
Perimeter
55124967
Area
1.462025042545E+14
Altitude
15913207.26826
Surface area
1.462025042545E+14
Volume
7.3116436198296E+20
Height
8662052.8840855