121900549 is an odd 9-digits composite number following 121900548
and preceding 121900550 . In scientific notation, it is written as 1.21900549 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 119834380 positive integers (up to 121900549) that are relatively prime to 121900549.
121900549 has 4 divisors, whose sum is 123966720
The reverse of 121900549 is 945009121
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-one million nine hundred thousand five hundred forty-nine
Scientific notation
1.21900549 × 10^8
Engineering notation
1.21900549 × 10^6
Prime Factorization
59 × 2066111
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
121900549
Product of the distinct prime numbers
The prime factorization of 121900549 is 59 × 2066111.
Since it has a total of 2 prime factors.
8 , 5 , 70 , 13 , 373 , 720 , 3684 , 1469 , 17533 , 78232 , 264828 , 161747 , 9309619 , 1298523 , 25319282 , 57322377 , 33625572 , 115985928 , 948390475 , 5195685511
n×2
243801098
n×3
365701647
n×4
487602196
n×5
609502745
n÷2
60950274.5
n÷3
40633516.333333
n÷3
30475137.25
n÷5
24380109.8
n2
14859743846501401
n3
1.8114109328879E+24
n4
2.2081198718364E+32
n5
2.6917102463466E+40
2 √n
11040.85816411
3 √n
495.8327634357
4 √n
105.07548793182
5 √n
41.419145251581
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121900548
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121900549 can be divided by 4 positive divisors.
The sum of these divisors (counting 121900549) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010001000000111000000101
3
Ternary
22111101012010011
4
Quaternary
13101000320011
5
Quinary
222201304144
6
Senary
20032430221
8
Octal
721007005
10
Decimal
121900549
12
Duodecimal
349a8371
16
Hexadecimal
7440e05
20
Vigesimal
1i1hb79
36
Base36
20kr2d
md5
3935abbfa8cba7734059538e86dbd8e1
sha1
6697d90d7348e7e0d12758fb8cad51c8caa08384
sha256
8b17b942c9a84e7610915565d4af688c1a226d1c99148cd082ead613df931ec1
sha512
113175c2fc6353dcef13abf9fcfd7a1824f532967f5a40de29f56a8e94720239c973423f3148d3b01fc087e796b55d877c6e2429fbf670e9888520ca71af60af
ripemd-160
6cb8981f02c340ce20f5fa4e4c6f3b7cae21b0fc
Diameter
243801098
Circumference
765923738.41393
Area
4.6683262102395E+16
Volume
7.5876203725238E+24
Surface area
1.8673304840958E+17
Circumference
765923738.41393
Perimeter
487602196
Area
14859743846501401
Diagonal
172393409.65653
Surface area
89158463079008406
Volume
1.8114109328879E+24
Space diagonal
211137944.33854
Perimeter
365701647
Area
6.4344578323999E+15
Altitude
105568972.16927
Surface area
6.4344578323999E+15
Volume
2.1347682569341E+23
Height
57464469.885509