1297897207 is an odd 10-digits composite number following 1297897206
and preceding 1297897208 . In scientific notation, it is written as 1.297897207 × 10^9.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 1297723840 positive integers (up to 1297897207) that are relatively prime to 1297897207.
1297897207 has 4 divisors, whose sum is 1298070576
The reverse of 1297897207 is 7027987921
Previous prime number is 165527
Is Prime? no Number parity odd Number length 10 Sum of Digits 52 Digital Root 7
Name
one billion two hundred ninety-seven million eight hundred ninety-seven thousand two hundred seven
Scientific notation
1.297897207 × 10^9
Engineering notation
1.297897207 × 10^9
Prime Factorization
165527 × 7841
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
1297897207 Product of the distinct prime numbers
The prime factorization of 1297897207 is 165527 × 7841.
Since it has a total of 2 prime factors.
1 , 7 , 93 , 9 , 545 , 311 , 5268 , 1051 , 91361 , 30401 , 212878 , 489074 , 9628587 , 8978737 , 19039824 , 64253447 , 714895807 , 958813789 , 1048393768 , 7834669592
n×2
2595794414
n×3
3893691621
n×4
5191588828
n×5
6489486035
n÷2
648948603.5
n÷3
432632402.33333
n÷3
324474301.75
n÷5
259579441.4
n2
1684537159938400849
n3
2.1863560749718E+27
n4
2.8376654432133E+36
n5
3.682998053147E+45
2 √n36026.340460835
3 √n1090.8041107979
4 √n189.80606012674
5 √n66.473425532645
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
-1297897206 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 1297897207 can be divided by 4 positive divisors.
The sum of these divisors (counting 1297897207) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101010111000101011011110111
3
Ternary
10100110020000020221
4
Quaternary
1031113011123313
5
Quinary
10124230202312
6
Senary
332442235211
8
Octal
11527053367
10
Decimal
1297897207
12
Duodecimal
3027b5b07
16
Hexadecimal
4d5c56f7
20
Vigesimal
105bh307
36
Base36
lgqfw7
md5
d67e9bc256594c95a9195025d907b3f2
sha1
56787304245dbf4705b4c094128fee42265e930f
sha256
8b21af5ea40bdc317ab65cacd551b968db44fdbb38860589e1634d4a167f37a1
sha512
633319f1c24ab0e364c44103e329d49d5b0531b97709decaa8ca8e9b77212aca5c83505bd900a8a37505cb002f1e43eb6bbef47738ba946d9bd4fc1522284125
ripemd-160
89c1ec02130ef4540d43b18b2cd145a111024085
Diameter
2595794414
Circumference
8154928661.2518
Area
5.2921295663615E+18
Volume
9.1581869110169E+27
Surface area
2.1168518265446E+19
Circumference
8154928661.2518
Perimeter
5191588828
Area
1684537159938400849
Diagonal
1835503832.7056
Surface area
1.010722295963E+19
Volume
2.1863560749718E+27
Space diagonal
2248023905.5257
Perimeter
3893691621
Area
7.2942598706277E+17
Altitude
1124011952.7629
Surface area
7.2942598706277E+17
Volume
2.5766453445016E+26
Height
611834610.90185