1991424100 is an even 10-digits composite number following 1991424099
and preceding 1991424101 . In scientific notation, it is written as 1.991424100 × 10^9.
The sum of its digits is 31. It has a total of 5 prime factors and 24 positive divisors.
There are 786483360 positive integers (up to 1991424100) that are relatively prime to 1991424100.
1991424100 has 24 divisors, whose sum is 3670284800
The reverse of 1991424100 is 0014241991
Previous prime number is 25
Is Prime? no Number parity even Number length 10 Sum of Digits 31 Digital Root 4
Name
one billion nine hundred ninety-one million four hundred twenty-four thousand one hundred
Scientific notation
1.991424100 × 10^9
Engineering notation
1.991424100 × 10^9
Prime Factorization
2 × 2 × 79 × 25 × 252079
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
995712050 Product of the distinct prime numbers
The prime factorization of 1991424100 is 2 × 2 × 79 × 25 × 252079.
Since it has a total of 5 prime factors.
4 , 6 , 27 , 9 , 354 , 202 , 1150 , 5945 , 41238 , 63795 , 319782 , 88758 , 940866 , 128943 , 55033208 , 99055213 , 225844597 , 504802376 , 8151002854 , 6989163899
n×2
3982848200
n×3
5974272300
n×4
7965696400
n×5
9957120500
n÷2
995712050
n÷3
663808033.33333
n÷3
497856025
n÷5
398284820
n2
3965769946060810000
n3
7.8975298456412E+27
n4
1.5727331265079E+37
n5
3.1319786509962E+46
2 √n44625.375068452
3 √n1258.1176436395
4 √n211.24718949243
5 √n72.415703104106
1 , 2 , 4 , 25 , 50 , 79 , 100 , 158 , 316 , 1975 , 3950 , 7900 , 252079 , 504158 , 1008316 , 6301975 , 12603950 , 19914241 , 25207900 , 39828482 , 79656964 , 497856025 , 995712050 , 1991424100
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-1991424099 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1991424100 can be divided by 24 positive divisors.
The sum of these divisors (counting 1991424100) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110101100101011100001100100
3
Ternary
12010210012211022011
4
Quaternary
1312230223201210
5
Quinary
13034301032400
6
Senary
525335044004
8
Octal
16654534144
10
Decimal
1991424100
12
Duodecimal
476b10604
16
Hexadecimal
76b2b864
20
Vigesimal
1b268050
36
Base36
wxn4o4
md5
c8639c9d0a7687d36a8c63e08bafa716
sha1
2d5994a20d25e3258bff68cfc1cb5a3d00443164
sha256
5b82ce7fb8ecacc660657a4d13df2542fbc7c7bfa1ddab3ef02f356edc31e28f
sha512
ce6841d14afe53ddb7042f40f61d8fabbd6379fc7f3e688ee08dff787dab4af639c93e4e0f435fb4197419d340db6d02b52d76c8db9455811d98a244b3147ae8
ripemd-160
3a0eb4bafcfe8d3dcad89ceb93b9189b180af010
Diameter
3982848200
Circumference
12512486645.483
Area
1.2458833728372E+19
Volume
3.308109565943E+28
Surface area
4.9835334913487E+19
Circumference
12512486645.483
Perimeter
7965696400
Area
3965769946060810000
Diagonal
2816298970.6566
Surface area
2.3794619676365E+19
Volume
7.8975298456412E+27
Space diagonal
3449247720.6171
Perimeter
5974272300
Area
1.7172287594268E+18
Altitude
1724623860.3086
Surface area
1.7172287594268E+18
Volume
9.3073281807934E+26
Height
938766323.55221