121566393 is an odd 9-digits composite number following 121566392
and preceding 121566394 . In scientific notation, it is written as 1.21566393 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 73208448 positive integers (up to 121566393) that are relatively prime to 121566393.
121566393 has 16 divisors, whose sum is 138673920
The reverse of 121566393 is 393665121
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-one million five hundred sixty-six thousand three hundred ninety-three
Scientific notation
1.21566393 × 10^8
Engineering notation
1.21566393 × 10^6
Prime Factorization
27 × 47 × 13 × 7369
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
121566393
Product of the distinct prime numbers
The prime factorization of 121566393 is 27 × 47 × 13 × 7369.
Since it has a total of 4 prime factors.
1 , 7 , 5 , 100 , 550 , 617 , 6037 , 2609 , 77393 , 39470 , 40813 , 3561 , 8074749 , 3343295 , 78580335 , 12102333 , 815359452 , 379854767 , 8565037112 , 5433293324
n×2
243132786
n×3
364699179
n×4
486265572
n×5
607831965
n÷2
60783196.5
n÷3
40522131
n÷3
30391598.25
n÷5
24313278.6
n2
14778387907030449
n3
1.7965553122125E+24
n4
2.1840074913066E+32
n5
2.6550191300313E+40
2 √n
11025.715078851
3 √n
495.37928689656
4 √n
105.00340508217
5 √n
41.396412529036
1 , 13 , 27 , 47 , 351 , 611 , 1269 , 7369 , 16497 , 95797 , 198963 , 346343 , 2586519 , 4502459 , 9351261 , 121566393
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121566392
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121566393 can be divided by 16 positive divisors.
The sum of these divisors (counting 121566393) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111001111101111010010111001
3
Ternary
22110202012202000
4
Quaternary
13033233102321
5
Quinary
222110111033
6
Senary
20021331213
8
Octal
717572271
10
Decimal
121566393
12
Duodecimal
34866b09
16
Hexadecimal
73ef4b9
20
Vigesimal
1hjffjd
36
Base36
20dl89
md5
3e8f68fcbb3b96340da0406c0eac3e94
sha1
8cb84b2d979a742adc282ffc5593b3457d5f80c3
sha256
9e5e9214e71d0af240a6fb05ae5d9ff5d0aebd847f7719a767b2f976c3235edf
sha512
981b3b5f8086ab8c321de430d33a343109d35c00d27d4d86a66e6b3da6649d743032ebc4edb44458a9d9814e4d4c1994d1711a4f642e75d6c4e0043e199053db
ripemd-160
403b66dc4299b7cb8bfba29687f414c280b20506
Diameter
243132786
Circumference
763824174.34442
Area
4.6427674880627E+16
Volume
7.5253932941527E+24
Surface area
1.8571069952251E+17
Circumference
763824174.34442
Perimeter
486265572
Area
14778387907030449
Diagonal
171920841.70938
Surface area
88670327442182694
Volume
1.7965553122125E+24
Space diagonal
210559169.16889
Perimeter
364699179
Area
6.3992296772346E+15
Altitude
105279584.58444
Surface area
6.3992296772346E+15
Volume
2.1172607400703E+23
Height
57306947.236459