121528998 is an even 9-digits composite number following 121528997
and preceding 121528999 . In scientific notation, it is written as 1.21528998 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 20 positive divisors.
There are 40509612 positive integers (up to 121528998) that are relatively prime to 121528998.
121528998 has 20 divisors, whose sum is 272315340
The reverse of 121528998 is 899825121
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-one million five hundred twenty-eight thousand nine hundred ninety-eight
Scientific notation
1.21528998 × 10^8
Engineering notation
1.21528998 × 10^6
Prime Factorization
2 × 9 × 3 × 3 × 750179
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
40509666
Product of the distinct prime numbers
The prime factorization of 121528998 is 2 × 9 × 3 × 3 × 750179.
Since it has a total of 5 prime factors.
10 , 6 , 22 , 87 , 179 , 849 , 4428 , 6887 , 90062 , 52872 , 971863 , 990059 , 8994786 , 1066158 , 98580161 , 99783580 , 298233502 , 571772312 , 7355003502 , 927985645
n×2
243057996
n×3
364586994
n×4
486115992
n×5
607644990
n÷2
60764499
n÷3
40509666
n÷3
30382249.5
n÷5
24305799.6
n2
14769297354884004
n3
1.7948979087031E+24
n4
2.1813214435698E+32
n5
2.6509380935296E+40
2 √n
11024.019140041
3 √n
495.32848719839
4 √n
104.9953291344
5 √n
41.393865428118
1 , 2 , 3 , 6 , 9 , 18 , 27 , 54 , 81 , 162 , 750179 , 1500358 , 2250537 , 4501074 , 6751611 , 13503222 , 20254833 , 40509666 , 60764499 , 121528998
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121528997
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121528998 can be divided by 20 positive divisors.
The sum of these divisors (counting 121528998) is 1, the average is 0.05.
Base
System
Value
2
Binary
111001111100110001010100110
3
Ternary
22110200022110000
4
Quaternary
13033212022212
5
Quinary
222102411443
6
Senary
20020442130
8
Octal
717461246
10
Decimal
121528998
12
Duodecimal
34849346
16
Hexadecimal
73e62a6
20
Vigesimal
1hjb29i
36
Base36
20csdi
md5
5c906fd77bcc6620294731b87c9db11f
sha1
7ba801fb8c29bb5461e7e28226f72b1d63780020
sha256
0b538c01f45944e4a22aab7de583249957f7e0029ccf1819fe885e24d3835d38
sha512
4996d2a6e3b8b5f70da9f179e213eea469ceccbd289a1011da3ef1a4ff67452fa96f331e61e013427e07655e61cb04b75fab19d97cdddb544c4c4583d3a86531
ripemd-160
926fc13e0cd921edc338da62f41907ca65d26a1c
Diameter
243057996
Circumference
763589214.62986
Area
4.6399116068787E+16
Volume
7.5184507785671E+24
Surface area
1.8559646427515E+17
Circumference
763589214.62986
Perimeter
486115992
Area
14769297354884004
Diagonal
171867957.19321
Surface area
88615784129304024
Volume
1.7948979087031E+24
Space diagonal
210494399.12894
Perimeter
364586994
Area
6.3952933526879E+15
Altitude
105247199.56447
Surface area
6.3952933526879E+15
Volume
2.1153074713025E+23
Height
57289319.064404