121243760 is an even 9-digits composite number following 121243759
and preceding 121243761 . In scientific notation, it is written as 1.21243760 × 10^8.
The sum of its digits is 26. It has a total of 6 prime factors and 20 positive divisors.
There are 44088320 positive integers (up to 121243760) that are relatively prime to 121243760.
121243760 has 20 divisors, whose sum is 239182608
The reverse of 121243760 is 067342121
Previous prime number is 55
Is Prime? no
Number parity even
Number length 9
Sum of Digits 26
Digital Root 8
Name
one hundred twenty-one million two hundred forty-three thousand seven hundred sixty
Scientific notation
1.21243760 × 10^8
Engineering notation
1.21243760 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 55 × 137777
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
15155470
Product of the distinct prime numbers
The prime factorization of 121243760 is 2 × 2 × 2 × 2 × 55 × 137777.
Since it has a total of 6 prime factors.
3 , 7 , 23 , 37 , 346 , 480 , 518 , 9359 , 90351 , 51698 , 596625 , 550362 , 970985 , 6678070 , 12512728 , 94867111 , 419302315 , 596079356 , 4613900829 , 292340960
n×2
242487520
n×3
363731280
n×4
484975040
n×5
606218800
n÷2
60621880
n÷3
40414586.666667
n÷3
30310940
n÷5
24248752
n2
14700049338937600
n3
1.7822892540383E+24
n4
2.160914505672E+32
n5
2.6199739970621E+40
2 √n
11011.074425323
3 √n
494.94065880483
4 √n
104.9336667868
5 √n
41.374416236414
1 , 2 , 4 , 8 , 16 , 55 , 110 , 220 , 440 , 880 , 137777 , 275554 , 551108 , 1102216 , 2204432 , 7577735 , 15155470 , 30310940 , 60621880 , 121243760
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121243759
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121243760 can be divided by 20 positive divisors.
The sum of these divisors (counting 121243760) is 1, the average is 0.05.
Base
System
Value
2
Binary
111001110100000100001110000
3
Ternary
22110010211011122
4
Quaternary
13032200201300
5
Quinary
222014300020
6
Senary
20010401412
8
Octal
716404160
10
Decimal
121243760
12
Duodecimal
34730268
16
Hexadecimal
73a0870
20
Vigesimal
1hhf980
36
Base36
206oa8
md5
9a32cb37c8e72241da722dbd376bb546
sha1
ce57b302fd71302464943bf6fbe90f8b1a29aead
sha256
a44640538321e0a41e9ed4f078ab444a237270431e99ce2d9402212ca6d7493c
sha512
f98e6e733c3e614267537c62f8bc13dc9d08b7d487c004915a2e64fb601c951c24736b2450c5b9dcbd892ca53d8e48d809b2466ac9ffe94c09c350cdb236e9f6
ripemd-160
14f34dca26c1e743c9f3cc39ecd3201a6efe7d2b
Diameter
242487520
Circumference
761797011.41921
Area
4.6181567010614E+16
Volume
7.4656357694117E+24
Surface area
1.8472626804246E+17
Circumference
761797011.41921
Perimeter
484975040
Area
14700049338937600
Diagonal
171464569.74511
Surface area
88200296033625600
Volume
1.7822892540383E+24
Space diagonal
210000352.42069
Perimeter
363731280
Area
6.3653080822023E+15
Altitude
105000176.21034
Surface area
6.3653080822023E+15
Volume
2.1004480292773E+23
Height
57154856.581703