125821897 is an odd 9-digits composite number following 125821896
and preceding 125821898 . In scientific notation, it is written as 1.25821897 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 125513856 positive integers (up to 125821897) that are relatively prime to 125821897.
125821897 has 4 divisors, whose sum is 126129940
The reverse of 125821897 is 798128521
Previous prime number is 409
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred twenty-five million eight hundred twenty-one thousand eight hundred ninety-seven
Scientific notation
1.25821897 × 10^8
Engineering notation
1.25821897 × 10^6
Prime Factorization
409 × 307633
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
125821897
Product of the distinct prime numbers
The prime factorization of 125821897 is 409 × 307633.
Since it has a total of 2 prime factors.
6 , 7 , 82 , 31 , 590 , 511 , 2215 , 8961 , 53134 , 55094 , 860817 , 58747 , 2850726 , 5744517 , 87210844 , 86008668 , 350342295 , 498731356 , 8020591952 , 2253004983
n×2
251643794
n×3
377465691
n×4
503287588
n×5
629109485
n÷2
62910948.5
n÷3
41940632.333333
n÷3
31455474.25
n÷5
25164379.4
n2
15831149764678609
n3
1.991905295083E+24
n4
2.5062530287168E+32
n5
3.1534151043515E+40
2 √n
11217.036016702
3 √n
501.09346957201
4 √n
105.9105094724
5 √n
41.682258799279
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
-125821896
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 125821897 can be divided by 4 positive divisors.
The sum of these divisors (counting 125821897) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011111111110001111001001
3
Ternary
22202202102012021
4
Quaternary
13133332033021
5
Quinary
224202300042
6
Senary
20252444441
8
Octal
737761711
10
Decimal
125821897
12
Duodecimal
36179721
16
Hexadecimal
77fe3c9
20
Vigesimal
1j67eeh
36
Base36
22wssp
md5
f5fdb6bed5d0392ab3871d371f69825c
sha1
7b5528f97ef2dc75d7100e4016b93ea640329a6b
sha256
dff83bff82bb8176c3ab853404483d96d2973598b526db3c73a31e2016d3dd66
sha512
d6a192ca5287ba0129a00bf3ba47fee73b56114ba37ef60906342eac3983cdaec6ce93511b3356ced736965903b07353206ab1095235dddaefe78531268175b0
ripemd-160
eee447829fdd1676ad54b2ce920c4db7ef4c90b5
Diameter
251643794
Circumference
790562294.55186
Area
4.9735023798594E+16
Volume
8.3436733889057E+24
Surface area
1.9894009519438E+17
Circumference
790562294.55186
Perimeter
503287588
Area
15831149764678609
Diagonal
177939033.18091
Surface area
94986898588071654
Volume
1.991905295083E+24
Space diagonal
217929918.3087
Perimeter
377465691
Area
6.8550889336639E+15
Altitude
108964959.15435
Surface area
6.8550889336639E+15
Volume
2.3474829027243E+23
Height
59313011.060304