121520743 is an odd 9-digits composite number following 121520742
and preceding 121520744 . In scientific notation, it is written as 1.21520743 × 10^8.
The sum of its digits is 25. It has a total of 4 prime factors and 12 positive divisors.
There are 113743872 positive integers (up to 121520743) that are relatively prime to 121520743.
121520743 has 12 divisors, whose sum is 129799600
The reverse of 121520743 is 347025121
Previous prime number is 199
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-one million five hundred twenty thousand seven hundred forty-three
Scientific notation
1.21520743 × 10^8
Engineering notation
1.21520743 × 10^6
Prime Factorization
17 × 17 × 199 × 2113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7148279
Product of the distinct prime numbers
The prime factorization of 121520743 is 17 × 17 × 199 × 2113.
Since it has a total of 4 prime factors.
3 , 1 , 3 , 77 , 770 , 98 , 9588 , 8802 , 32085 , 32558 , 539807 , 398978 , 482466 , 2085582 , 35601516 , 96459125 , 904984934 , 915340223 , 5916105601 , 330468928
n×2
243041486
n×3
364562229
n×4
486082972
n×5
607603715
n÷2
60760371.5
n÷3
40506914.333333
n÷3
30380185.75
n÷5
24304148.6
n2
14767290979272049
n3
1.7945321718983E+24
n4
2.1807288286649E+32
n5
2.6500378754088E+40
2 √n
11023.644723956
3 √n
495.31727168792
4 √n
104.99354610621
5 √n
41.393303067448
1 , 17 , 199 , 289 , 2113 , 3383 , 35921 , 57511 , 420487 , 610657 , 7148279 , 121520743
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121520742
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121520743 can be divided by 12 positive divisors.
The sum of these divisors (counting 121520743) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111001111100100001001100111
3
Ternary
22110122220010021
4
Quaternary
13033210021213
5
Quinary
222102130433
6
Senary
20020340011
8
Octal
717441147
10
Decimal
121520743
12
Duodecimal
34844607
16
Hexadecimal
73e4267
20
Vigesimal
1hja1h3
36
Base36
20cm07
md5
e8fd94dd5afc1bfde268923a9890af1c
sha1
0990859cfc70aa78cfcbd9e7f48b1d9971c5cfea
sha256
92b7d970faca88cc543b25881470a707dafc7fc5fb4f30a116bda5640334a753
sha512
764cf39e9b9d0485b3abef179da7b92cd559b32beccb2148d874930278cca5d2fa72a0f411399120d28e025635e54b2bd9540e50b095caa199fddd1e2c1ff535
ripemd-160
5bf669432e2633e5e819dab957de7bb51e6b6025
Diameter
243041486
Circumference
763537346.93515
Area
4.6392812853904E+16
Volume
7.5169187838218E+24
Surface area
1.8557125141562E+17
Circumference
763537346.93515
Perimeter
486082972
Area
14767290979272049
Diagonal
171856282.86026
Surface area
88603745875632294
Volume
1.7945321718983E+24
Space diagonal
210480101.04952
Perimeter
364562229
Area
6.3944245665632E+15
Altitude
105240050.52476
Surface area
6.3944245665632E+15
Volume
2.1148764463446E+23
Height
57285427.620085