121998629 is an odd 9-digits composite number following 121998628
and preceding 121998630 . In scientific notation, it is written as 1.21998629 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 120326800 positive integers (up to 121998629) that are relatively prime to 121998629.
121998629 has 8 divisors, whose sum is 123675552
The reverse of 121998629 is 926899121
Previous prime number is 1013
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-one million nine hundred ninety-eight thousand six hundred twenty-nine
Scientific notation
1.21998629 × 10^8
Engineering notation
1.21998629 × 10^6
Prime Factorization
83 × 1013 × 1451
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
121998629
Product of the distinct prime numbers
The prime factorization of 121998629 is 83 × 1013 × 1451.
Since it has a total of 3 prime factors.
9 , 9 , 3 , 96 , 291 , 886 , 3229 , 811 , 95181 , 66345 , 370571 , 774686 , 7835626 , 6079955 , 88210300 , 66914403 , 223167658 , 678879461 , 5374224735 , 5543700533
n×2
243997258
n×3
365995887
n×4
487994516
n×5
609993145
n÷2
60999314.5
n÷3
40666209.666667
n÷3
30499657.25
n÷5
24399725.8
n2
14883665477879641
n3
1.8157867827959E+24
n4
2.2152349805743E+32
n5
2.702556305429E+40
2 √n
11045.298954759
3 √n
495.96570853155
4 √n
105.09661723747
5 √n
41.425808196099
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121998628
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998629 can be divided by 8 positive divisors.
The sum of these divisors (counting 121998629) is 1, the average is 0.125.
Base
System
Value
2
Binary
111010001011000110100100101
3
Ternary
22111120011122202
4
Quaternary
13101120310211
5
Quinary
222212424004
6
Senary
20034504245
8
Octal
721306445
10
Decimal
121998629
12
Duodecimal
34a35085
16
Hexadecimal
7458d25
20
Vigesimal
1i29gb9
36
Base36
20muqt
md5
2e085b760ea2baf4bfdae22a30ca86a8
sha1
db5aba6fc2d8ba1c4f72de95632317f62f25c482
sha256
5d58a4dec706590fbeda28e14ed537b8125e4dda0d2e41872387027b845d3390
sha512
54de35f099e1c46965fbbbf56d5e25ddcc450191a82871e3bb439f3edfdf9fad969b04623beffc8ab3bc20bc1c8e34c19e9c80ebbfc673a83df0fcc07ee6931c
ripemd-160
533226766693ef1a23177e0bc32cd4d9b8b2619c
Diameter
243997258
Circumference
766539993.22885
Area
4.6758414123795E+16
Volume
7.6059498897563E+24
Surface area
1.8703365649518E+17
Circumference
766539993.22885
Perimeter
487994516
Area
14883665477879641
Diagonal
172532115.72272
Surface area
89301992867277846
Volume
1.8157867827959E+24
Space diagonal
211307823.88175
Perimeter
365995887
Area
6.4448162026366E+15
Altitude
105653911.94087
Surface area
6.4448162026366E+15
Volume
2.1399252455065E+23
Height
57510705.240908