157238747 is an odd 9-digits composite number following 157238746
and preceding 157238748 . In scientific notation, it is written as 1.57238747 × 10^8.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 155769120 positive integers (up to 157238747) that are relatively prime to 157238747.
157238747 has 4 divisors, whose sum is 158708376
The reverse of 157238747 is 747832751
Previous prime number is 107
Is Prime? no Number parity odd Number length 9 Sum of Digits 44 Digital Root 8
Name
one hundred fifty-seven million two hundred thirty-eight thousand seven hundred forty-seven
Scientific notation
1.57238747 × 10^8
Engineering notation
1.57238747 × 10^6
Prime Factorization
107 × 1469521
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
157238747 Product of the distinct prime numbers
The prime factorization of 157238747 is 107 × 1469521.
Since it has a total of 2 prime factors.
2 , 6 , 3 , 71 , 876 , 437 , 1101 , 646 , 49711 , 53291 , 555952 , 494823 , 5697268 , 3820314 , 35506096 , 28450825 , 12277776 , 115828509 , 8940163563 , 2823180132
n×2
314477494
n×3
471716241
n×4
628954988
n×5
786193735
n÷2
78619373.5
n÷3
52412915.666667
n÷3
39309686.75
n÷5
31447749.4
n2
24724023558130009
n3
3.8875744850788E+24
n4
6.1127734090297E+32
n5
9.6116483153074E+40
2 √n12539.487509464
3 √n539.74238626665
4 √n111.97985314093
5 √n43.58247752538
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-157238746 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157238747 can be divided by 4 positive divisors.
The sum of these divisors (counting 157238747) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111110100010111011011
3
Ternary
101221212120000022
4
Quaternary
21113310113123
5
Quinary
310223114442
6
Senary
23334101055
8
Octal
1127642733
10
Decimal
157238747
12
Duodecimal
447aa78b
16
Hexadecimal
95f45db
20
Vigesimal
292egh7
36
Base36
2lm66z
md5
b392a6921ce1863fb552c0198794f5b8
sha1
eb5e026cb057a1bc191487b4be3179953a05e1b2
sha256
0fcb508cdb72bf20e296522eb74f3d441f8b15a59578d8bbc01272d852a71ab7
sha512
21cba266a08bda62bd4d9900b89d88bb04ed63ae3c2539d51eb01c5990fc365050277a2f58ebf7b81d95fcb87439a9886638254de92732aca56c844f167ba763
ripemd-160
8f3f6b928e42f4921588cf3d0822bd13e9a2512d
Diameter
314477494
Circumference
987960184.86973
Area
7.7672810777402E+16
Volume
1.6284233923476E+25
Surface area
3.1069124310961E+17
Circumference
987960184.86973
Perimeter
628954988
Area
24724023558130009
Diagonal
222369168.53795
Surface area
148344141348780054
Volume
3.8875744850788E+24
Space diagonal
272345498.72247
Perimeter
471716241
Area
1.0705816242553E+16
Altitude
136172749.36123
Surface area
1.0705816242553E+16
Volume
4.5815504679451E+23
Height
74123056.179317