18051397 is an odd 8-digits composite number following 18051396
and preceding 18051398 . In scientific notation, it is written as 1.8051397 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 12 positive divisors.
There are 14281488 positive integers (up to 18051397) that are relatively prime to 18051397.
18051397 has 12 divisors, whose sum is 22340640
The reverse of 18051397 is 79315081
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million fifty-one thousand three hundred ninety-seven
Scientific notation
1.8051397 × 10^7
Engineering notation
1.8051397 × 10^6
Prime Factorization
7 × 13 × 13 × 15259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1388569
Product of the distinct prime numbers
The prime factorization of 18051397 is 7 × 13 × 13 × 15259.
Since it has a total of 4 prime factors.
10 , 10 , 97 , 23 , 115 , 821 , 8558 , 1068 , 79069 , 34254 , 336041 , 966097 , 7920460 , 2011096 , 33241988 , 91982605 , 558271693 , 113430565 , 5220383183 , 2868847021
n×2
36102794
n×3
54154191
n×4
72205588
n×5
90256985
n÷2
9025698.5
n÷3
6017132.3333333
n÷3
4512849.25
n÷5
3610279.4
n2
325852933651609
n3
5.8821006689599E+21
n4
1.0618013436936E+29
n5
1.9166997590147E+36
2 √n
4248.6935639088
3 √n
262.32334357485
4 √n
65.182003374465
5 √n
28.268460894994
1 , 7 , 13 , 91 , 169 , 1183 , 15259 , 106813 , 198367 , 1388569 , 2578771 , 18051397
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
-18051396
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 18051397 can be divided by 12 positive divisors.
The sum of these divisors (counting 18051397) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1000100110111000101000101
3
Ternary
1020222002212021
4
Quaternary
1010313011011
5
Quinary
14110121042
6
Senary
1442523141
8
Octal
104670505
10
Decimal
18051397
12
Duodecimal
60664b1
16
Hexadecimal
1137145
20
Vigesimal
5cg89h
36
Base36
aqwjp
md5
0600f6e4a16ddd6bce90447f8674416b
sha1
903b16c62c739f56db3116dce745eb6b4818e5d8
sha256
7bab13248b2df65364910f88ef7c790b4a07ce0fcf0cf17a91a1bc0deec5136a
sha512
788cded76398148e3b14195e6cc418eda1197ab573249cef80a2799c1c342af0d5fa9d29bbf2bbf18491cb93045830f73bf1217b2d984342b2047999d8b505cd
ripemd-160
274a5885c9811edb8462f3fb9d4430f931e098a0
Diameter
36102794
Circumference
113420272.40447
Area
1.0236971825106E+15
Volume
2.4638885665707E+22
Surface area
4.0947887300423E+15
Circumference
113420272.40447
Perimeter
72205588
Area
325852933651609
Diagonal
25528530.457181
Surface area
1955117601909654
Volume
5.8821006689599E+21
Space diagonal
31265936.751596
Perimeter
54154191
Area
1.4109845921999E+14
Altitude
15632968.375798
Surface area
1.4109845921999E+14
Volume
6.9321221177391E+20
Height
8509510.1523937