121920863 is an odd 9-digits prime number following 121920862
and preceding 121920864 . In scientific notation, it is written as 1.21920863 × 10^8.
The sum of its digits is 32. It has a total of 1 prime factors and 2 positive divisors.
There are 121920862 positive integers (up to 121920863) that are relatively prime to 121920863.
121920863 has 2 divisors, whose sum is 121920864
The reverse of 121920863 is 368029121
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 32
Digital Root 5
Name
one hundred twenty-one million nine hundred twenty thousand eight hundred sixty-three
Scientific notation
1.21920863 × 10^8
Engineering notation
1.21920863 × 10^6
Prime Factorization
121920863
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
121920863
Product of the distinct prime numbers
The prime factorization of 121920863 is 121920863.
Since it has a total of 1 prime factors.
2 , 1 , 46 , 6 , 129 , 631 , 2935 , 2166 , 81009 , 37312 , 258667 , 119776 , 2034977 , 7289067 , 42315368 , 92704293 , 838602918 , 602662313 , 6377311300 , 1941893582
n×2
243841726
n×3
365762589
n×4
487683452
n×5
609604315
n÷2
60960431.5
n÷3
40640287.666667
n÷3
30480215.75
n÷5
24384172.6
n2
14864696834664769
n3
1.8123166663157E+24
n4
2.2095921198649E+32
n5
2.6939537813193E+40
2 √n
11041.778072394
3 √n
495.86030443091
4 √n
105.07986520925
5 √n
41.420525610315
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
121920864
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
60960432
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11041.778117677
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999835959
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121920863 can be divided by 2 positive divisors.
The sum of these divisors (counting 121920863) is 121920864, the average is 60960432.
Base
System
Value
2
Binary
111010001000101110101011111
3
Ternary
22111102012222112
4
Quaternary
13101011311133
5
Quinary
222202431423
6
Senary
20033104235
8
Octal
721056537
10
Decimal
121920863
12
Duodecimal
349b807b
16
Hexadecimal
7445d5f
20
Vigesimal
1i20233
36
Base36
20l6qn
md5
25f6cd293ce7967849467810d7b59e53
sha1
99b6683b3178938106b4effad22906db870da5f9
sha256
951107aadd46b9e99dd96943f67260ebd6de8335419231fcd0fca5365ff77365
sha512
6d8ee2e2867e72713343b7ab7d5d4b0e56ad1691e521b1fcd809c890f64779d32d0dc4b97d6b0aebe1942ba8980b1a8598d706a44fdc1c224ffe0c12ff92b567
ripemd-160
22ca011de4abb91b758d01088ab2539f81e89669
Diameter
243841726
Circumference
766051375.04026
Area
4.6698822373622E+16
Volume
7.5914142998343E+24
Surface area
1.8679528949449E+17
Circumference
766051375.04026
Perimeter
487683452
Area
14864696834664769
Diagonal
172422137.99083
Surface area
89188181007988614
Volume
1.8123166663157E+24
Space diagonal
211173129.21864
Perimeter
365762589
Area
6.4366025391869E+15
Altitude
105586564.60932
Surface area
6.4366025391869E+15
Volume
2.1358356740154E+23
Height
57474045.996944