121569457 is an odd 9-digits composite number following 121569456
and preceding 121569458 . In scientific notation, it is written as 1.21569457 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 118145664 positive integers (up to 121569457) that are relatively prime to 121569457.
121569457 has 8 divisors, whose sum is 125001000
The reverse of 121569457 is 754965121
Previous prime number is 1289
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred twenty-one million five hundred sixty-nine thousand four hundred fifty-seven
Scientific notation
1.21569457 × 10^8
Engineering notation
1.21569457 × 10^6
Prime Factorization
37 × 1289 × 2549
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121569457
Product of the distinct prime numbers
The prime factorization of 121569457 is 37 × 1289 × 2549.
Since it has a total of 3 prime factors.
3 , 6 , 24 , 48 , 844 , 779 , 2839 , 4569 , 34182 , 37458 , 954459 , 769034 , 5557429 , 2134318 , 76079767 , 16276349 , 354789570 , 400735801 , 1624085998 , 6810983319
n×2
243138914
n×3
364708371
n×4
486277828
n×5
607847285
n÷2
60784728.5
n÷3
40523152.333333
n÷3
30392364.25
n÷5
24313891.4
n2
14779132875274849
n3
1.796691158578E+24
n4
2.1842276854503E+32
n5
2.6553537368456E+40
2 √n
11025.854025879
3 √n
495.3834487633
4 √n
105.00406671115
5 √n
41.396621200736
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
-121569456
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 121569457 can be divided by 8 positive divisors.
The sum of these divisors (counting 121569457) is 1, the average is 0.125.
Base
System
Value
2
Binary
111001111110000000010110001
3
Ternary
22110202100221111
4
Quaternary
13033300002301
5
Quinary
222110210312
6
Senary
20021353321
8
Octal
717600261
10
Decimal
121569457
12
Duodecimal
34868841
16
Hexadecimal
73f00b1
20
Vigesimal
1hjg3ch
36
Base36
20dnld
md5
a964057e07eea6cb63772810bdbf2068
sha1
6bd282e6c9474c98b1f560ad182c73c142d06d00
sha256
09f6cfa1620b734eb008d47ff346c93043b055bfa469b0ecd2913016088ec713
sha512
11e7cf358e955b079b03d6387889817e739164ca452835cb0596d192661fe26a9916a1f8b158f3f515d6ecb9d5fce3361a3d907878c57c8325589b26d3bdea23
ripemd-160
068038e450efbf63c1e548a633184584384c9805
Diameter
243138914
Circumference
763843426.0242
Area
4.6430015267391E+16
Volume
7.5259623260779E+24
Surface area
1.8572006106956E+17
Circumference
763843426.0242
Perimeter
486277828
Area
14779132875274849
Diagonal
171925174.85973
Surface area
88674797251649094
Volume
1.796691158578E+24
Space diagonal
210564476.17256
Perimeter
364708371
Area
6.3995522579469E+15
Altitude
105282238.08628
Surface area
6.3995522579469E+15
Volume
2.1174208365474E+23
Height
57308391.619911