155361489 is an odd 9-digits composite number following 155361488
and preceding 155361490 . In scientific notation, it is written as 1.55361489 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 102453120 positive integers (up to 155361489) that are relatively prime to 155361489.
155361489 has 16 divisors, whose sum is 209404800
The reverse of 155361489 is 984163551
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-five million three hundred sixty-one thousand four hundred eighty-nine
Scientific notation
1.55361489 × 10^8
Engineering notation
1.55361489 × 10^6
Prime Factorization
3 × 199 × 197 × 1321
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
155361489
Product of the distinct prime numbers
The prime factorization of 155361489 is 3 × 199 × 197 × 1321.
Since it has a total of 4 prime factors.
8 , 2 , 59 , 56 , 247 , 258 , 5798 , 3922 , 98682 , 37667 , 193068 , 969784 , 7118655 , 5115383 , 84357192 , 96273282 , 130030920 , 709711456 , 3530463292 , 9832322749
n×2
310722978
n×3
466084467
n×4
621445956
n×5
776807445
n÷2
77680744.5
n÷3
51787163
n÷3
38840372.25
n÷5
31072297.8
n2
24137192264297121
n3
3.7499901304605E+24
n4
5.8260405040364E+32
n5
9.0514232768141E+40
2 √n
12464.408890918
3 √n
537.58580378892
4 √n
111.64411713529
5 √n
43.47791157869
1 , 3 , 197 , 199 , 591 , 597 , 1321 , 3963 , 39203 , 117609 , 260237 , 262879 , 780711 , 788637 , 51787163 , 155361489
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-155361488
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 155361489 can be divided by 16 positive divisors.
The sum of these divisors (counting 155361489) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010000101010000011010001
3
Ternary
101211100011220020
4
Quaternary
21100222003101
5
Quinary
304233031424
6
Senary
23225534053
8
Octal
1120520321
10
Decimal
155361489
12
Duodecimal
44044329
16
Hexadecimal
942a0d1
20
Vigesimal
28b03e9
36
Base36
2khxox
md5
affa8dbc889820f0180ab66f74b52ff3
sha1
d4951556bc0268fba006fb330f6592f248c73113
sha256
e5ba660ac032fb56d35090b0049da5619b8f58acb8e61817d696eadb8458dd13
sha512
a555ee4bf33cbea2fbc51e360e3ee104588f9fd63804098e2bc00e463c35ddcfc7e5f6294d2c1be319d127ab7dd7eee5dd6d1567c5008eb55c2131428aa47ea2
ripemd-160
b73f0585b7b01ea497eebb0bc81e5e914127dcb2
Diameter
310722978
Circumference
976165024.98634
Area
7.58292258958E+16
Volume
1.5707921926519E+25
Surface area
3.033169035832E+17
Circumference
976165024.98634
Perimeter
621445956
Area
24137192264297121
Diagonal
219714324.81428
Surface area
144823153585782726
Volume
3.7499901304605E+24
Space diagonal
269093992.48755
Perimeter
466084467
Area
1.0451710838455E+16
Altitude
134546996.24378
Surface area
1.0451710838455E+16
Volume
4.4194057510521E+23
Height
73238108.271426