157445955 is an odd 9-digits composite number following 157445954
and preceding 157445956 . In scientific notation, it is written as 1.57445955 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 83971152 positive integers (up to 157445955) that are relatively prime to 157445955.
157445955 has 12 divisors, whose sum is 272906400
The reverse of 157445955 is 559544751
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred fifty-seven million four hundred forty-five thousand nine hundred fifty-five
Scientific notation
1.57445955 × 10^8
Engineering notation
1.57445955 × 10^6
Prime Factorization
3 × 5 × 3 × 3498799
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
52481985
Product of the distinct prime numbers
The prime factorization of 157445955 is 3 × 5 × 3 × 3498799.
Since it has a total of 4 prime factors.
1 , 2 , 8 , 21 , 710 , 652 , 3508 , 6242 , 84174 , 67478 , 464446 , 955138 , 1309137 , 788869 , 47410934 , 13487330 , 436085225 , 152012110 , 3567356895 , 8421531174
n×2
314891910
n×3
472337865
n×4
629783820
n×5
787229775
n÷2
78722977.5
n÷3
52481985
n÷3
39361488.75
n÷5
31489191
n2
24789228745862025
n3
3.9029637936057E+24
n4
6.1450586181467E+32
n5
9.6751462266509E+40
2 √n
12547.747008926
3 √n
539.97937163998
4 √n
112.01672646942
5 √n
43.593958005521
1 , 3 , 5 , 9 , 15 , 45 , 3498799 , 10496397 , 17493995 , 31489191 , 52481985 , 157445955
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157445954
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157445955 can be divided by 12 positive divisors.
The sum of these divisors (counting 157445955) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011000100110111101000011
3
Ternary
101222021002020200
4
Quaternary
21120212331003
5
Quinary
310301232310
6
Senary
23342340243
8
Octal
1130467503
10
Decimal
157445955
12
Duodecimal
4488a683
16
Hexadecimal
9626f43
20
Vigesimal
2940ehf
36
Base36
2lqm2r
md5
99015bfd8514209830ebd34736175410
sha1
06d284fb9a0da8ebfb52904583ae287c2c26a7b6
sha256
67d04fc0eeff6fce0f38cd9e842a3100299e0d398841929143b97ece48caa8d8
sha512
2815722380483ef9fa25272dcaa16089e1c3e1ef23bd4f4a32f1fe657ebb0d04babbc16470fa7e4f6f23345000d9f9231b0a457f591f1d62a1ebfb2b074b30fe
ripemd-160
fb1b0c6103de37b56e9150d08193aea2c1d06328
Diameter
314891910
Circumference
989262111.13086
Area
7.7877658916157E+16
Volume
1.6348696508291E+25
Surface area
3.1151063566463E+17
Circumference
989262111.13086
Perimeter
629783820
Area
24789228745862025
Diagonal
222662204.90178
Surface area
148735372475172150
Volume
3.9029637936057E+24
Space diagonal
272704393.5062
Perimeter
472337865
Area
1.073405091707E+16
Altitude
136352196.7531
Surface area
1.073405091707E+16
Volume
4.5996869419736E+23
Height
74220734.967261