157149723 is an odd 9-digits composite number following 157149722
and preceding 157149724 . In scientific notation, it is written as 1.57149723 × 10^8.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 102457056 positive integers (up to 157149723) that are relatively prime to 157149723.
157149723 has 16 divisors, whose sum is 214202880
The reverse of 157149723 is 327941751
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred fifty-seven million one hundred forty-nine thousand seven hundred twenty-three
Scientific notation
1.57149723 × 10^8
Engineering notation
1.57149723 × 10^6
Prime Factorization
3 × 79 × 107 × 6197
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157149723
Product of the distinct prime numbers
The prime factorization of 157149723 is 3 × 79 × 107 × 6197.
Since it has a total of 4 prime factors.
9 , 7 , 25 , 42 , 90 , 76 , 47 , 6651 , 35909 , 45414 , 625710 , 249394 , 8197718 , 1730241 , 57019245 , 48106994 , 237764842 , 281904364 , 992131060 , 4338498535
n×2
314299446
n×3
471449169
n×4
628598892
n×5
785748615
n÷2
78574861.5
n÷3
52383241
n÷3
39287430.75
n÷5
31429944.6
n2
24696035438976729
n3
3.8809751284334E+24
n4
6.0989416640319E+32
n5
9.5844699309578E+40
2 √n
12535.937260532
3 √n
539.64050489593
4 √n
111.96399984161
5 √n
43.577541381429
1 , 3 , 79 , 107 , 237 , 321 , 6197 , 8453 , 18591 , 25359 , 489563 , 663079 , 1468689 , 1989237 , 52383241 , 157149723
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
-157149722
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 157149723 can be divided by 16 positive divisors.
The sum of these divisors (counting 157149723) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010111011110101000011011
3
Ternary
101221201000220010
4
Quaternary
21113132220123
5
Quinary
310212242343
6
Senary
23332133003
8
Octal
1127365033
10
Decimal
157149723
12
Duodecimal
44767163
16
Hexadecimal
95dea1b
20
Vigesimal
2923e63
36
Base36
2lk9i3
md5
8704f31ee36e3a8305585e123ae59231
sha1
24681169429ed54daddd37d5af45a443a48077e9
sha256
1b44886f57c267dc1371a84edd822f718b11b76f23705fb394242698359ca0c5
sha512
4859c6ddb92821b1413597657ad5547fbbf2eff7a67fbb64f040ca9deefeff0049f90dca8f1ccb3a8a5b8c5b37cdceff84dce5faef307d5cc046f259da466158
ripemd-160
66dd09dc163ec8d87c9ba9d39f37db396c796159
Diameter
314299446
Circumference
987400830.58094
Area
7.7584883507882E+16
Volume
1.6256590603001E+25
Surface area
3.1033953403153E+17
Circumference
987400830.58094
Perimeter
628598892
Area
24696035438976729
Diagonal
222243269.58978
Surface area
148176212633860374
Volume
3.8809751284334E+24
Space diagonal
272191304.63138
Perimeter
471449169
Area
1.0693697031457E+16
Altitude
136095652.31569
Surface area
1.0693697031457E+16
Volume
4.5737730515526E+23
Height
74081089.863258