121856265 is an odd 9-digits composite number following 121856264
and preceding 121856266 . In scientific notation, it is written as 1.21856265 × 10^8.
The sum of its digits is 36. It has a total of 2 prime factors and 4 positive divisors.
There are 64989936 positive integers (up to 121856265) that are relatively prime to 121856265.
121856265 has 4 divisors, whose sum is 122759040
The reverse of 121856265 is 562658121
Previous prime number is 135
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-one million eight hundred fifty-six thousand two hundred sixty-five
Scientific notation
1.21856265 × 10^8
Engineering notation
1.21856265 × 10^6
Prime Factorization
135 × 902639
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121856265
Product of the distinct prime numbers
The prime factorization of 121856265 is 135 × 902639.
Since it has a total of 2 prime factors.
9 , 3 , 64 , 86 , 398 , 515 , 3323 , 2264 , 17269 , 55412 , 280004 , 923032 , 997854 , 1653065 , 89005491 , 93161019 , 786726954 , 707277677 , 9585499629 , 8182628838
n×2
243712530
n×3
365568795
n×4
487425060
n×5
609281325
n÷2
60928132.5
n÷3
40618755
n÷3
30464066.25
n÷5
24371253
n2
14848949319750225
n3
1.8094375032791E+24
n4
2.2049129590051E+32
n5
2.6868245783446E+40
2 √n
11038.852521888
3 √n
495.77271416408
4 √n
105.06594368247
5 √n
41.416135466911
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
-121856264
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 121856265 can be divided by 4 positive divisors.
The sum of these divisors (counting 121856265) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000110110000100001001
3
Ternary
22111021221101000
4
Quaternary
13100312010021
5
Quinary
222143400030
6
Senary
20031445213
8
Octal
720660411
10
Decimal
121856265
12
Duodecimal
34986809
16
Hexadecimal
7436109
20
Vigesimal
1i1c0d5
36
Base36
20jsw9
md5
f891dddc451bd860ce663cf5c4f9dd77
sha1
a086c7c149c5af797785b2d53d555f6b37342666
sha256
fd5e085b10d23507caffc34d06ecec3b8e6ef6e29fc4a4dcbb702916d4c25942
sha512
0e8436b02c65686037ef47519261c13395707b42ad83bff5fdbd1912b0f5c2c0658d9e3eb2a2c273aefcc8b75bdd0a696ace6be353c02da023c766c1d7fe27e5
ripemd-160
67689fa602d13fc8ce81605ee2a75264f0834b46
Diameter
243712530
Circumference
765645493.83578
Area
4.6649350096454E+16
Volume
7.5793540899084E+24
Surface area
1.8659740038582E+17
Circumference
765645493.83578
Perimeter
487425060
Area
14848949319750225
Diagonal
172330782.62313
Surface area
89093695918501350
Volume
1.8094375032791E+24
Space diagonal
211061242.20058
Perimeter
365568795
Area
6.4297836652057E+15
Altitude
105530621.10029
Surface area
6.4297836652057E+15
Volume
2.1324425478365E+23
Height
57443594.20771