157788342 is an even 9-digits composite number following 157788341
and preceding 157788343 . In scientific notation, it is written as 1.57788342 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 52510464 positive integers (up to 157788342) that are relatively prime to 157788342.
157788342 has 16 divisors, whose sum is 263408880
The reverse of 157788342 is 243887751
Previous prime number is 643
Is Prime? no
Number parity even
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred fifty-seven million seven hundred eighty-eight thousand three hundred forty-two
Scientific notation
1.57788342 × 10^8
Engineering notation
1.57788342 × 10^6
Prime Factorization
2 × 9 × 643 × 13633
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157788342
Product of the distinct prime numbers
The prime factorization of 157788342 is 2 × 9 × 643 × 13633.
Since it has a total of 4 prime factors.
4 , 1 , 33 , 58 , 884 , 430 , 339 , 458 , 84516 , 87998 , 680970 , 53849 , 8455774 , 1767347 , 61250950 , 47853103 , 547019029 , 610052875 , 2909255541 , 9663278751
n×2
315576684
n×3
473365026
n×4
631153368
n×5
788941710
n÷2
78894171
n÷3
52596114
n÷3
39447085.5
n÷5
31557668.4
n2
24897160871108964
n3
3.9284817343596E+24
n4
6.1986861944188E+32
n5
9.7808041719563E+40
2 √n
12561.382965263
3 √n
540.3705070449
4 √n
112.0775756575
5 √n
43.612901697009
1 , 2 , 9 , 18 , 643 , 1286 , 5787 , 11574 , 13633 , 27266 , 122697 , 245394 , 8766019 , 17532038 , 78894171 , 157788342
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
-157788341
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 157788342 can be divided by 16 positive divisors.
The sum of these divisors (counting 157788342) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011001111010100010110110
3
Ternary
101222220110220200
4
Quaternary
21121322202312
5
Quinary
310343211332
6
Senary
23353541330
8
Octal
1131724266
10
Decimal
157788342
12
Duodecimal
44a14846
16
Hexadecimal
967a8b6
20
Vigesimal
2963ah2
36
Base36
2lxy9i
md5
2d74552ec60e0a42165ef30786dac809
sha1
2e02ce9958b906554564c778ca2ba81db3fc0ef0
sha256
d98400a21cf1e34e19741bb434b935ad702d03fc85f87d35296c32d2b1f04d82
sha512
1a67db0ae575b3d2d411d959d6b82919bcc70fad2c469d2a3ff2193010e122ba129a2651646d9350ab6433a4e72664e61f72f0cb37b8f5d64196addb22ed41e9
ripemd-160
f678076fb5fc27a4bf969bdb7f5fac26d519fcf9
Diameter
315576684
Circumference
991413392.09863
Area
7.8216737687919E+16
Volume
1.6455585808568E+25
Surface area
3.1286695075168E+17
Circumference
991413392.09863
Perimeter
631153368
Area
24897160871108964
Diagonal
223146413.24076
Surface area
149382965226653784
Volume
3.9284817343596E+24
Space diagonal
273297425.18605
Perimeter
473365026
Area
1.0780786898244E+16
Altitude
136648712.59303
Surface area
1.0780786898244E+16
Volume
4.6297601235552E+23
Height
74382137.746921