1297971811 is an odd 10-digits composite number following 1297971810
and preceding 1297971812 . In scientific notation, it is written as 1.297971811 × 10^9.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 1168506240 positive integers (up to 1297971811) that are relatively prime to 1297971811.
1297971811 has 8 divisors, whose sum is 1434076704
The reverse of 1297971811 is 1181797921
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 46
Digital Root 1
Name
one billion two hundred ninety-seven million nine hundred seventy-one thousand eight hundred eleven
Scientific notation
1.297971811 × 10^9
Engineering notation
1.297971811 × 10^9
Prime Factorization
17 × 23 × 3319621
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1297971811
Product of the distinct prime numbers
The prime factorization of 1297971811 is 17 × 23 × 3319621.
Since it has a total of 3 prime factors.
4 , 9 , 63 , 6 , 174 , 469 , 363 , 8719 , 10249 , 34066 , 494706 , 407869 , 6458095 , 7782064 , 45580279 , 36020202 , 549460945 , 902190930 , 2282167589 , 2646366895
n×2
2595943622
n×3
3893915433
n×4
5191887244
n×5
6489859055
n÷2
648985905.5
n÷3
432657270.33333
n÷3
324492952.75
n÷5
259594362.2
n2
1684730822150619721
n3
2.1867331162744E+27
n4
2.8383179431043E+36
n5
3.6840566808049E+45
2 √n
36027.375855036
3 √n
1090.8250104476
4 √n
189.80878761279
5 √n
66.474189702472
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
-1297971810
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 1297971811 can be divided by 8 positive divisors.
The sum of these divisors (counting 1297971811) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101010111010111101001100011
3
Ternary
10100110100210121001
4
Quaternary
1031113113221203
5
Quinary
10124240044221
6
Senary
332444012431
8
Octal
11527275143
10
Decimal
1297971811
12
Duodecimal
302831117
16
Hexadecimal
4d5d7a63
20
Vigesimal
105c69ab
36
Base36
lgs1gj
md5
8bb97f3ab7e0731dcb71c2b5f2924ba8
sha1
7267b3d461ecc51a4502f02deb0f24ab83128c75
sha256
ef316516d67f5044da42433517ec0e4e22f32200c606ea5b661ac1a13d0ee1d0
sha512
a14e46d687822f15e510d630355397d9400a5fec5188e9d1ddad17339762b2667db8cc956a61d882c0013c3dff77d9e40eebf8c9b77b0c1f592460a585105f82
ripemd-160
7ca71fc84c609c7763359555122baf8ae3e235b7
Diameter
2595943622
Circumference
8155397412.0085
Area
5.2927379741447E+18
Volume
9.1597662579321E+27
Surface area
2.1170951896579E+19
Circumference
8155397412.0085
Perimeter
5191887244
Area
1684730822150619721
Diagonal
1835609338.6942
Surface area
1.0108384932904E+19
Volume
2.1867331162744E+27
Space diagonal
2248153123.4442
Perimeter
3893915433
Area
7.2950984526054E+17
Altitude
1124076561.7221
Surface area
7.2950984526054E+17
Volume
2.577089691938E+26
Height
611869779.56472