1991456074 is an even 10-digits composite number following 1991456073
and preceding 1991456075 . In scientific notation, it is written as 1.991456074 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 995663820 positive integers (up to 1991456074) that are relatively prime to 1991456074.
1991456074 has 8 divisors, whose sum is 2987376768
The reverse of 1991456074 is 4706541991
Previous prime number is 38047
Is Prime? no
Number parity even
Number length 10
Sum of Digits 46
Digital Root 1
Name
one billion nine hundred ninety-one million four hundred fifty-six thousand seventy-four
Scientific notation
1.991456074 × 10^9
Engineering notation
1.991456074 × 10^9
Prime Factorization
2 × 38047 × 26171
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1991456074
Product of the distinct prime numbers
The prime factorization of 1991456074 is 2 × 38047 × 26171.
Since it has a total of 3 prime factors.
9 , 9 , 98 , 33 , 207 , 708 , 2736 , 3208 , 39953 , 6446 , 21125 , 70647 , 5204145 , 6377548 , 43439410 , 67816709 , 192710649 , 960995764 , 9704347043 , 6769001601
n×2
3982912148
n×3
5974368222
n×4
7965824296
n×5
9957280370
n÷2
995728037
n÷3
663818691.33333
n÷3
497864018.5
n÷5
398291214.8
n2
3965897294671493476
n3
7.8979102563337E+27
n4
1.5728341351883E+37
n5
3.1322300919152E+46
2 √n
44625.733316104
3 √n
1258.1243769848
4 √n
211.24803742545
5 √n
72.415935641698
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1991456073
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1991456074 can be divided by 8 positive divisors.
The sum of these divisors (counting 1991456074) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110101100110011010101001010
3
Ternary
12010210021110011101
4
Quaternary
1312230303111022
5
Quinary
13034303043244
6
Senary
525335452014
8
Octal
16654632512
10
Decimal
1991456074
12
Duodecimal
476b2700a
16
Hexadecimal
76b3354a
20
Vigesimal
1b26c03e
36
Base36
wxntca
md5
ff8585a1fdbef046e274ed66d004a7d0
sha1
789d7c4b346a029d401dc91f2c8062726ef18657
sha256
c6240bdbb4f28ef6b236e8e3bf967f864c916028c151a4a9604084176422096a
sha512
c23615ce80494023e9fd8aade2e40af4ad77e7efddc1f48943ad51900159a95e0ad3bba34e980b744d97092df890e2e6e0772ef312cd1e73400d612390f2486e
ripemd-160
e9fbcb48ae8d875711ea6176f8c0ee12b8271056
Diameter
3982912148
Circumference
12512687544.05
Area
1.2459233805832E+19
Volume
3.3082689120013E+28
Surface area
4.9836935223326E+19
Circumference
12512687544.05
Perimeter
7965824296
Area
3965897294671493476
Diagonal
2816344188.7211
Surface area
2.3795383768029E+19
Volume
7.8979102563337E+27
Space diagonal
3449303101.2096
Perimeter
5974368222
Area
1.7172839029927E+18
Altitude
1724651550.6048
Surface area
1.7172839029927E+18
Volume
9.3077764990939E+26
Height
938781396.24036