121642693 is an odd 9-digits composite number following 121642692
and preceding 121642694 . In scientific notation, it is written as 1.21642693 × 10^8.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 115240428 positive integers (up to 121642693) that are relatively prime to 121642693.
121642693 has 4 divisors, whose sum is 128044960
The reverse of 121642693 is 396246121
Previous prime number is 19
Is Prime? no Number parity odd Number length 9 Sum of Digits 34 Digital Root 7
Name
one hundred twenty-one million six hundred forty-two thousand six hundred ninety-three
Scientific notation
1.21642693 × 10^8
Engineering notation
1.21642693 × 10^6
Prime Factorization
19 × 6402247
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
121642693 Product of the distinct prime numbers
The prime factorization of 121642693 is 19 × 6402247.
Since it has a total of 2 prime factors.
8 , 5 , 44 , 33 , 364 , 391 , 4040 , 4910 , 90760 , 8402 , 684881 , 320552 , 2900453 , 8434404 , 68825677 , 28229146 , 84469183 , 257913527 , 944281906 , 3285968825
n×2
243285386
n×3
364928079
n×4
486570772
n×5
608213465
n÷2
60821346.5
n÷3
40547564.333333
n÷3
30410673.25
n÷5
24328538.6
n2
14796944760292249
n3
1.7999402088142E+24
n4
2.1894957423914E+32
n5
2.6633615841652E+40
2 √n11029.174629137
3 √n495.48290526695
4 √n105.0198773049
5 √n41.401607638513
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
-121642692 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 121642693 can be divided by 4 positive divisors.
The sum of these divisors (counting 121642693) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010000000001111011000101
3
Ternary
22110220002101221
4
Quaternary
13100001323011
5
Quinary
222120031233
6
Senary
20023120341
8
Octal
720017305
10
Decimal
121642693
12
Duodecimal
348a30b1
16
Hexadecimal
7401ec5
20
Vigesimal
1i056ed
36
Base36
20f83p
md5
8775ea561be766c35fd7bd22f72dc31a
sha1
53e7138ef715c9117e7bbd25582a1926cebf3665
sha256
213d54d40f7ff8083b548849c95b2b24bab88fc25b3d90ca824585376642f063
sha512
14a22530c72f4e7bba43e880814d4e206b1ba546ea7652095ea42371e6a47988e07ba48f29891404aa20fd1dab59c41c9444c717ed194d4af474f876d293f779
ripemd-160
4dac848b6976a6098d9c87db13fc551776001450
Diameter
243285386
Circumference
764303581.38336
Area
4.6485972954508E+16
Volume
7.539571915882E+24
Surface area
1.8594389181803E+17
Circumference
764303581.38336
Perimeter
486570772
Area
14796944760292249
Diagonal
172028746.20419
Surface area
88781668561753494
Volume
1.7999402088142E+24
Space diagonal
210691324.6455
Perimeter
364928079
Area
6.4072650304041E+15
Altitude
105345662.32275
Surface area
6.4072650304041E+15
Volume
2.1212498789714E+23
Height
57342915.401396