157215714 is an even 9-digits composite number following 157215713
and preceding 157215715 . In scientific notation, it is written as 1.57215714 × 10^8.
The sum of its digits is 33. It has a total of 5 prime factors and 32 positive divisors.
There are 51710400 positive integers (up to 157215714) that are relatively prime to 157215714.
157215714 has 32 divisors, whose sum is 318626880
The reverse of 157215714 is 417512751
Previous prime number is 571
Is Prime? no
Number parity even
Number length 9
Sum of Digits 33
Digital Root 6
Name
one hundred fifty-seven million two hundred fifteen thousand seven hundred fourteen
Scientific notation
1.57215714 × 10^8
Engineering notation
1.57215714 × 10^6
Prime Factorization
2 × 3 × 109 × 571 × 421
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
157215714
Product of the distinct prime numbers
The prime factorization of 157215714 is 2 × 3 × 109 × 571 × 421.
Since it has a total of 5 prime factors.
9 , 3 , 82 , 31 , 438 , 185 , 802 , 2717 , 71925 , 60250 , 786791 , 280292 , 9771209 , 2138607 , 3688484 , 8265488 , 429185881 , 204081667 , 7767503075 , 2836494747
n×2
314431428
n×3
471647142
n×4
628862856
n×5
786078570
n÷2
78607857
n÷3
52405238
n÷3
39303928.5
n÷5
31443142.8
n2
24716780728529796
n3
3.8858663300173E+24
n4
6.1091924958222E+32
n5
9.6046106019413E+40
2 √n
12538.569057113
3 √n
539.7160303934
4 √n
111.97575209443
5 √n
43.581200621249
1 , 2 , 3 , 6 , 109 , 218 , 327 , 421 , 571 , 654 , 842 , 1142 , 1263 , 1713 , 2526 , 3426 , 45889 , 62239 , 91778 , 124478 , 137667 , 186717 , 240391 , 275334 , 373434 , 480782 , 721173 , 1442346 , 26202619 , 52405238 , 78607857 , 157215714
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157215713
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157215714 can be divided by 32 positive divisors.
The sum of these divisors (counting 157215714) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001010111101110101111100010
3
Ternary
101221211101102020
4
Quaternary
21113232233202
5
Quinary
310221400324
6
Senary
23333402310
8
Octal
1127565742
10
Decimal
157215714
12
Duodecimal
44799396
16
Hexadecimal
95eebe2
20
Vigesimal
292bj5e
36
Base36
2llof6
md5
738f42c43441446da85464d95abfa6a2
sha1
781b0fa21738ade913884a3cd1dec5d771700dda
sha256
99eb83455a19f9a26ea19be22e6ecabe4a515ccf57287ccccbc72a854300b9e2
sha512
2a73f0da33d2dd9c3870b1a218cce0a5f9c74de96f77997648239d0674d86b725d31516f76142b0175267ebd9e3eeffb318827636566bde4628323bb424fbdec
ripemd-160
3c639e8bbc453692b7348dd01582581b1d40f3fe
Diameter
314431428
Circumference
987815464.26255
Area
7.7650056757139E+16
Volume
1.6277078820286E+25
Surface area
3.1060022702856E+17
Circumference
987815464.26255
Perimeter
628862856
Area
24716780728529796
Diagonal
222336594.95697
Surface area
148300684371178776
Volume
3.8858663300173E+24
Space diagonal
272305604.39622
Perimeter
471647142
Area
1.0702680005338E+16
Altitude
136152802.19811
Surface area
1.0702680005338E+16
Volume
4.5795373878995E+23
Height
74112198.31899