157445228 is an even 9-digits composite number following 157445227
and preceding 157445229 . In scientific notation, it is written as 1.57445228 × 10^8.
The sum of its digits is 38. It has a total of 4 prime factors and 12 positive divisors.
There are 74091840 positive integers (up to 157445228) that are relatively prime to 157445228.
157445228 has 12 divisors, whose sum is 291736872
The reverse of 157445228 is 822544751
Previous prime number is 17
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million four hundred forty-five thousand two hundred twenty-eight
Scientific notation
1.57445228 × 10^8
Engineering notation
1.57445228 × 10^6
Prime Factorization
2 × 2 × 17 × 2315371
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
78722614
Product of the distinct prime numbers
The prime factorization of 157445228 is 2 × 2 × 17 × 2315371.
Since it has a total of 4 prime factors.
5 , 9 , 18 , 10 , 263 , 531 , 2107 , 8418 , 24639 , 64534 , 415213 , 859107 , 3796032 , 4104118 , 51986216 , 28126574 , 768859957 , 395764389 , 2411397642 , 6918416825
n×2
314890456
n×3
472335684
n×4
629780912
n×5
787226140
n÷2
78722614
n÷3
52481742.666667
n÷3
39361307
n÷5
31489045.6
n2
24788999819971984
n3
3.9029097285474E+24
n4
6.1449451207457E+32
n5
9.674922855833E+40
2 √n
12547.718039548
3 √n
539.9785405281
4 √n
112.01659716108
5 √n
43.593917746797
1 , 2 , 4 , 17 , 34 , 68 , 2315371 , 4630742 , 9261484 , 39361307 , 78722614 , 157445228
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
-157445227
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 157445228 can be divided by 12 positive divisors.
The sum of these divisors (counting 157445228) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001011000100110110001101100
3
Ternary
101222021001020202
4
Quaternary
21120212301230
5
Quinary
310301221403
6
Senary
23342333032
8
Octal
1130466154
10
Decimal
157445228
12
Duodecimal
4488a178
16
Hexadecimal
9626c6c
20
Vigesimal
2940d18
36
Base36
2lqlik
md5
dd000560305821ce10643325bc37c402
sha1
43671851a011cb078e8b8f0da92faa30e28fa802
sha256
a43166d029a51701481d5b416a290b06cc62b28cb9b13324393da3e66dfadde4
sha512
13c36de950812acfe3e68ed0f89ccc0200a3cbb9a4c45d7a5df9f6dfea87dbb21a321cbf6f6049160368b468cf1606b2f8186a5aebbae3c72ca452146a8621a0
ripemd-160
b0846fb3ba1415c85035589ee832baacd7b923b3
Diameter
314890456
Circumference
989257543.25514
Area
7.7876939724263E+16
Volume
1.6348470041105E+25
Surface area
3.1150775889705E+17
Circumference
989257543.25514
Perimeter
629780912
Area
24788999819971984
Diagonal
222661176.76852
Surface area
148733998919831904
Volume
3.9029097285474E+24
Space diagonal
272703134.30527
Perimeter
472335684
Area
1.0733951789252E+16
Altitude
136351567.15263
Surface area
1.0733951789252E+16
Volume
4.5996232256914E+23
Height
74220392.256175