121998631 is an odd 9-digits prime number following 121998630
and preceding 121998632 . In scientific notation, it is written as 1.21998631 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 121998630 positive integers (up to 121998631) that are relatively prime to 121998631.
121998631 has 2 divisors, whose sum is 121998632
The reverse of 121998631 is 136899121
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred twenty-one million nine hundred ninety-eight thousand six hundred thirty-one
Scientific notation
1.21998631 × 10^8
Engineering notation
1.21998631 × 10^6
Prime Factorization
121998631
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
121998631 Product of the distinct prime numbers
The prime factorization of 121998631 is 121998631.
Since it has a total of 1 prime factors.
10 , 5 , 36 , 19 , 294 , 77 , 2249 , 9050 , 36359 , 32941 , 759458 , 790136 , 993590 , 1498453 , 68577131 , 22639735 , 746877890 , 61788817 , 6333480246 , 506120673
n×2
243997262
n×3
365995893
n×4
487994524
n×5
609993155
n÷2
60999315.5
n÷3
40666210.333333
n÷3
30499657.75
n÷5
24399726.2
n2
14883665965874161
n3
1.8157868720979E+24
n4
2.2152351258372E+32
n5
2.7025565269525E+40
2 √n11045.299045295
3 √n495.96571124178
4 √n105.0966176682
5 √n41.425808331923
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
121998632 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
60999316 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11045.299090563 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999836064 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121998631 can be divided by 2 positive divisors.
The sum of these divisors (counting 121998631) is 121998632, the average is 60999316.
Base
System
Value
2
Binary
111010001011000110100100111
3
Ternary
22111120011122211
4
Quaternary
13101120310213
5
Quinary
222212424011
6
Senary
20034504251
8
Octal
721306447
10
Decimal
121998631
12
Duodecimal
34a35087
16
Hexadecimal
7458d27
20
Vigesimal
1i29gbb
36
Base36
20muqv
md5
4d53020a86e017419925283ae406166e
sha1
a9131e4d7ccfe43be524749cd94fede2ee0d4ab4
sha256
63c9871a3e81f0046d50abeb7c3d95e56d69c561b075e64a51af8c8d5960553c
sha512
3c5cab816399bef99d9da0b51bd0b71528aac811e40f28b0756db2991163d61cbf191028296373628ddecee63915f67bfa0682a0b5f5263ba8eca0c0073724d7
ripemd-160
c6b6687a935a18469b4c0eae7c2071dcd343d5b1
Diameter
243997262
Circumference
766540005.79522
Area
4.6758415656875E+16
Volume
7.6059502638236E+24
Surface area
1.870336626275E+17
Circumference
766540005.79522
Perimeter
487994524
Area
14883665965874161
Diagonal
172532118.55115
Surface area
89301995795244966
Volume
1.8157868720979E+24
Space diagonal
211307827.34585
Perimeter
365995893
Area
6.4448164139444E+15
Altitude
105653913.67292
Surface area
6.4448164139444E+15
Volume
2.1399253507499E+23
Height
57510706.183717