157231668 is an even 9-digits composite number following 157231667
and preceding 157231669 . In scientific notation, it is written as 1.57231668 × 10^8.
The sum of its digits is 39. It has a total of 5 prime factors and 24 positive divisors.
There are 47645920 positive integers (up to 157231668) that are relatively prime to 157231668.
157231668 has 24 divisors, whose sum is 400226400
The reverse of 157231668 is 866132751
Previous prime number is 11
Is Prime? no Number parity even Number length 9 Sum of Digits 39 Digital Root 3
Name
one hundred fifty-seven million two hundred thirty-one thousand six hundred sixty-eight
Scientific notation
1.57231668 × 10^8
Engineering notation
1.57231668 × 10^6
Prime Factorization
2 × 2 × 3 × 11 × 1191149
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
78615834 Product of the distinct prime numbers
The prime factorization of 157231668 is 2 × 2 × 3 × 11 × 1191149.
Since it has a total of 5 prime factors.
1 , 3 , 37 , 14 , 419 , 112 , 7268 , 7760 , 13310 , 24231 , 318764 , 75005 , 301290 , 4668815 , 92312796 , 24876545 , 358489750 , 936277646 , 5682772081 , 267608292
n×2
314463336
n×3
471695004
n×4
628926672
n×5
786158340
n÷2
78615834
n÷3
52410556
n÷3
39307917
n÷5
31446333.6
n2
24721797422062224
n3
3.8870494446289E+24
n4
6.1116726777748E+32
n5
9.6094848939656E+40
2 √n12539.205237973
3 √n539.73428628331
4 √n111.97859276653
5 √n43.582085095498
1 , 2 , 3 , 4 , 6 , 11 , 12 , 22 , 33 , 44 , 66 , 132 , 1191149 , 2382298 , 3573447 , 4764596 , 7146894 , 13102639 , 14293788 , 26205278 , 39307917 , 52410556 , 78615834 , 157231668
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-157231667 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157231668 can be divided by 24 positive divisors.
The sum of these divisors (counting 157231668) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1001010111110010101000110100
3
Ternary
101221212012022010
4
Quaternary
21113302220310
5
Quinary
310222403133
6
Senary
23334004220
8
Octal
1127625064
10
Decimal
157231668
12
Duodecimal
447a6670
16
Hexadecimal
95f2a34
20
Vigesimal
292dj38
36
Base36
2lm0qc
md5
2a9beb44848d5a77735c5c9e32839e99
sha1
06b7b532372205bccce1444b1394665539306884
sha256
0d631216435960ca069c028c5e165e49d1eb3ce7766ce2ad275b6780dc7cf2d5
sha512
ea018ba46987ad05429915da4da457566d912cf034d1409a1fc4e54effcfd2c059e26eeb9a79029d470a4ad9cf574b7b1b61824dbab76291ee9d9558f770e0bf
ripemd-160
fdbededa7331e28c0c7b3d55fb1df62ded1e9345
Diameter
314463336
Circumference
987915706.20094
Area
7.7665817164686E+16
Volume
1.6282034639182E+25
Surface area
3.1066326865874E+17
Circumference
987915706.20094
Perimeter
628926672
Area
24721797422062224
Diagonal
222359157.32014
Surface area
148330784532373344
Volume
3.8870494446289E+24
Space diagonal
272333237.5348
Perimeter
471695004
Area
1.0704852297359E+16
Altitude
136166618.7674
Surface area
1.0704852297359E+16
Volume
4.5809317018409E+23
Height
74119719.106715