157280971 is an odd 9-digits composite number following 157280970
and preceding 157280972 . In scientific notation, it is written as 1.57280971 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 152259072 positive integers (up to 157280971) that are relatively prime to 157280971.
157280971 has 8 divisors, whose sum is 162367920
The reverse of 157280971 is 179082751
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred fifty-seven million two hundred eighty thousand nine hundred seventy-one
Scientific notation
1.57280971 × 10^8
Engineering notation
1.57280971 × 10^6
Prime Factorization
43 × 113 × 32369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157280971
Product of the distinct prime numbers
The prime factorization of 157280971 is 43 × 113 × 32369.
Since it has a total of 3 prime factors.
6 , 3 , 33 , 90 , 155 , 657 , 808 , 6123 , 57927 , 21499 , 941208 , 594231 , 5547246 , 4194577 , 98392115 , 24871282 , 842665301 , 98341928 , 4959823388 , 3284129597
n×2
314561942
n×3
471842913
n×4
629123884
n×5
786404855
n÷2
78640485.5
n÷3
52426990.333333
n÷3
39320242.75
n÷5
31456194.2
n2
24737303838702841
n3
3.8907071676732E+24
n4
6.119342012083E+32
n5
9.6245605354151E+40
2 √n
12541.171037826
3 √n
539.79069506094
4 √n
111.98736999245
5 √n
43.584817952193
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157280970
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157280971 can be divided by 8 positive divisors.
The sum of these divisors (counting 157280971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111111110101011001011
3
Ternary
101221221200221011
4
Quaternary
21113332223023
5
Quinary
310230442341
6
Senary
23335024351
8
Octal
1127765313
10
Decimal
157280971
12
Duodecimal
4480b0b7
16
Hexadecimal
95feacb
20
Vigesimal
293028b
36
Base36
2ln2rv
md5
481be91a17182c2505676baf1dc3d774
sha1
6b86f6ec125d35c7630891e29b2a7da00fde873c
sha256
f413db0b6f82690ec9e0e2cb02433ab87973e4ec677444971845a92f5f771725
sha512
7006b32b4fb7d1d5a581c61538066294bccb91c0d3efdfd0a6497515e5a084277ce1c90f432f0198320f5e6b3e752e6599a8c868734d7a3e981380a2e08a3a2a
ripemd-160
824fe9debdbd63c449b4ea343dd7b083f3c52f3c
Diameter
314561942
Circumference
988225486.08614
Area
7.7714532009287E+16
Volume
1.6297356073642E+25
Surface area
3.1085812803715E+17
Circumference
988225486.08614
Perimeter
629123884
Area
24737303838702841
Diagonal
222428882.29141
Surface area
148423823032217046
Volume
3.8907071676732E+24
Space diagonal
272418632.83577
Perimeter
471842913
Area
1.0711566772725E+16
Altitude
136209316.41788
Surface area
1.0711566772725E+16
Volume
4.5852423697881E+23
Height
74142960.763803