1991569140 is an even 10-digits composite number following 1991569139
and preceding 1991569141 . In scientific notation, it is written as 1.991569140 × 10^9.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 482803200 positive integers (up to 1991569140) that are relatively prime to 1991569140.
1991569140 has 24 divisors, whose sum is 3830261568
The reverse of 1991569140 is 0419651991
Previous prime number is 11
Is Prime? no
Number parity even
Number length 10
Sum of Digits 45
Digital Root 9
Name
one billion nine hundred ninety-one million five hundred sixty-nine thousand one hundred forty
Scientific notation
1.991569140 × 10^9
Engineering notation
1.991569140 × 10^9
Prime Factorization
2 × 2 × 135 × 11 × 335281
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
995784570
Product of the distinct prime numbers
The prime factorization of 1991569140 is 2 × 2 × 135 × 11 × 335281.
Since it has a total of 5 prime factors.
9 , 4 , 95 , 60 , 942 , 217 , 6339 , 5128 , 93471 , 7483 , 731809 , 59705 , 2382430 , 1627007 , 51521407 , 95167933 , 93796526 , 719301865 , 4609147080 , 2111132448
n×2
3983138280
n×3
5974707420
n×4
7966276560
n×5
9957845700
n÷2
995784570
n÷3
663856380
n÷3
497892285
n÷5
398313828
n2
3966347639400339600
n3
7.8992555571416E+27
n4
1.5731913596577E+37
n5
3.1331193632088E+46
2 √n
44627.000123244
3 √n
1258.1481867658
4 √n
211.25103579212
5 √n
72.416757913838
1 , 2 , 4 , 11 , 22 , 44 , 135 , 270 , 540 , 1485 , 2970 , 5940 , 335281 , 670562 , 1341124 , 3688091 , 7376182 , 14752364 , 45262935 , 90525870 , 181051740 , 497892285 , 995784570 , 1991569140
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
-1991569139
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 1991569140 can be divided by 24 positive divisors.
The sum of these divisors (counting 1991569140) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110110101101001110111011110100
3
Ternary
12010210111012021000
4
Quaternary
1312231032323310
5
Quinary
13034320203030
6
Senary
525342123300
8
Octal
16655167364
10
Decimal
1991569140
12
Duodecimal
476b80530
16
Hexadecimal
76b4eef4
20
Vigesimal
1b2762h0
36
Base36
wxq8l0
md5
1c381a1e19903b8e09691573df1ff724
sha1
ee20b6557789e567b4acb08a55a499456b4d6b40
sha256
356ba9ac266d95a0405c0b35de82a498899c50d6cfca1224e76f4611ed851786
sha512
abfb01d89be9a04489b7c5b98249e37f13603daf04ab9f5fff6f757de89dd459fef3cd176b1fc78f5d1d4a99e26e26f98bb0a59fc852388d53ce240d80f2a26b
ripemd-160
8fd0d606370e55d195f240f210fab581781f5e84
Diameter
3983138280
Circumference
12513397958.68
Area
1.2460648605523E+19
Volume
3.3088324302859E+28
Surface area
4.9842594422093E+19
Circumference
12513397958.68
Perimeter
7966276560
Area
3966347639400339600
Diagonal
2816504088.1917
Surface area
2.3798085836402E+19
Volume
7.8992555571416E+27
Space diagonal
3449498937.2663
Perimeter
5974707420
Area
1.7174789079806E+18
Altitude
1724749468.6331
Surface area
1.7174789079806E+18
Volume
9.3093619513005E+26
Height
938834696.06391