157788345 is an odd 9-digits composite number following 157788344
and preceding 157788346 . In scientific notation, it is written as 1.57788345 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 70617600 positive integers (up to 157788345) that are relatively prime to 157788345.
157788345 has 16 divisors, whose sum is 233044416
The reverse of 157788345 is 543887751
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred fifty-seven million seven hundred eighty-eight thousand three hundred forty-five
Scientific notation
1.57788345 × 10^8
Engineering notation
1.57788345 × 10^6
Prime Factorization
65 × 3 × 11 × 73561
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
157788345
Product of the distinct prime numbers
The prime factorization of 157788345 is 65 × 3 × 11 × 73561.
Since it has a total of 4 prime factors.
2 , 2 , 33 , 83 , 553 , 13 , 7441 , 3500 , 29929 , 70539 , 946975 , 991737 , 6696707 , 4851677 , 87131633 , 39480846 , 742770257 , 385004684 , 4350133000 , 7566533466
n×2
315576690
n×3
473365035
n×4
631153380
n×5
788941725
n÷2
78894172.5
n÷3
52596115
n÷3
39447086.25
n÷5
31557669
n2
24897161817839025
n3
3.928481958434E+24
n4
6.1986866658366E+32
n5
9.7808051017593E+40
2 √n
12561.383084677
3 √n
540.37051046955
4 √n
112.07757619023
5 √n
43.61290186285
1 , 3 , 11 , 33 , 65 , 195 , 715 , 2145 , 73561 , 220683 , 809171 , 2427513 , 4781465 , 14344395 , 52596115 , 157788345
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
-157788344
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 157788345 can be divided by 16 positive divisors.
The sum of these divisors (counting 157788345) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011001111010100010111001
3
Ternary
101222220110220210
4
Quaternary
21121322202321
5
Quinary
310343211340
6
Senary
23353541333
8
Octal
1131724271
10
Decimal
157788345
12
Duodecimal
44a14849
16
Hexadecimal
967a8b9
20
Vigesimal
2963ah5
36
Base36
2lxy9l
md5
89d8f3dd526539fddfb4ad704939ecd6
sha1
81dec957d9d0dafc2674db7892958fdb8f0a6293
sha256
bb5aa7fb50057035e85766886089abd7105563c4bb3125e9372b067304069880
sha512
f49d488185bac26b4a26ff2864e9a405349842e2df08a2c617c824612afb87fe186b0239883183c2836dc71dcf611a62880ff32d26daae306c18e9352f13e766
ripemd-160
b9b8619f31030bd981ff391aaa11404c79c05192
Diameter
315576690
Circumference
991413410.94818
Area
7.8216740662159E+16
Volume
1.6455586747168E+25
Surface area
3.1286696264864E+17
Circumference
991413410.94818
Perimeter
631153380
Area
24897161817839025
Diagonal
223146417.4834
Surface area
149382970907034150
Volume
3.928481958434E+24
Space diagonal
273297430.38221
Perimeter
473365035
Area
1.078078730819E+16
Altitude
136648715.1911
Surface area
1.078078730819E+16
Volume
4.6297603876295E+23
Height
74382139.161135