19613989 is an odd 8-digits composite number following 19613988
and preceding 19613990 . In scientific notation, it is written as 1.9613989 × 10^7.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 19601824 positive integers (up to 19613989) that are relatively prime to 19613989.
19613989 has 4 divisors, whose sum is 19626156
The reverse of 19613989 is 98931691
Previous prime number is 10253
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
nineteen million six hundred thirteen thousand nine hundred eighty-nine
Scientific notation
1.9613989 × 10^7
Engineering notation
1.9613989 × 10^6
Prime Factorization
10253 × 1913
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19613989
Product of the distinct prime numbers
The prime factorization of 19613989 is 10253 × 1913.
Since it has a total of 2 prime factors.
4 , 2 , 60 , 94 , 345 , 672 , 3685 , 7147 , 46858 , 7475 , 730461 , 220035 , 1659230 , 8811652 , 44053403 , 87193551 , 931235105 , 306047437 , 6586410533 , 4480737004
n×2
39227978
n×3
58841967
n×4
78455956
n×5
98069945
n÷2
9806994.5
n÷3
6537996.3333333
n÷3
4903497.25
n÷5
3922797.8
n2
384708564492121
n3
7.5456695521543E+21
n4
1.4800067959359E+29
n5
2.9028837015412E+36
2 √n
4428.7683389403
3 √n
269.68407951014
4 √n
66.548992020468
5 √n
28.741748542229
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
-19613988
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 19613989 can be divided by 4 positive divisors.
The sum of these divisors (counting 19613989) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110100100100100101
3
Ternary
1100220111100001
4
Quaternary
1022310210211
5
Quinary
20010121424
6
Senary
1540221301
8
Octal
112644445
10
Decimal
19613989
12
Duodecimal
669a831
16
Hexadecimal
12b4925
20
Vigesimal
62bej9
36
Base36
boe91
md5
99e18064bcd53e8876e86e380607b8c2
sha1
06e2ae21094a93ef440f96f121b0cd6938ca47d9
sha256
954899c1b7149cf7e2ff843cd5d92f209257399a34695ecda3bbab02d4946778
sha512
5fc4b9273999ff44c6a2f63bc14807976ab435feb0f7bbbcf23ce4d7e12d22b4252ce197dee718064176bf7ad0a3c251ad4fb29e3adda478e34bbdcca096d36d
ripemd-160
9ccf41bb988d554b3b31bd11fcb7666c4109580b
Diameter
39227978
Circumference
123238327.49998
Area
1.2085975999815E+15
Volume
3.1607226708619E+22
Surface area
4.8343903999261E+15
Circumference
123238327.49998
Perimeter
78455956
Area
384708564492121
Diagonal
27738369.256037
Surface area
2308251386952726
Volume
7.5456695521543E+21
Space diagonal
33972425.487097
Perimeter
58841967
Area
1.6658369495181E+14
Altitude
16986212.743549
Surface area
1.6658369495181E+14
Volume
8.8926568482019E+20
Height
9246123.0853456