157438197 is an odd 9-digits composite number following 157438196
and preceding 157438198 . In scientific notation, it is written as 1.57438197 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 85431456 positive integers (up to 157438197) that are relatively prime to 157438197.
157438197 has 16 divisors, whose sum is 182108160
The reverse of 157438197 is 791834751
Previous prime number is 607
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred fifty-seven million four hundred thirty-eight thousand one hundred ninety-seven
Scientific notation
1.57438197 × 10^8
Engineering notation
1.57438197 × 10^6
Prime Factorization
207 × 7 × 607 × 179
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
157438197 Product of the distinct prime numbers
The prime factorization of 157438197 is 207 × 7 × 607 × 179.
Since it has a total of 4 prime factors.
1 , 8 , 48 , 62 , 869 , 713 , 449 , 2765 , 57354 , 52190 , 244361 , 227674 , 8358199 , 2292725 , 1751487 , 9133 , 883091655 , 931751859 , 4233135786 , 4995555668
n×2
314876394
n×3
472314591
n×4
629752788
n×5
787190985
n÷2
78719098.5
n÷3
52479399
n÷3
39359549.25
n÷5
31487639.4
n2
24786785874610809
n3
3.9023868775238E+24
n4
6.1438475399381E+32
n5
9.6727627933073E+40
2 √n12547.437865955
3 √n539.97050250396
4 √n112.01534656445
5 √n43.593528386872
1 , 7 , 179 , 207 , 607 , 1253 , 1449 , 4249 , 37053 , 108653 , 125649 , 259371 , 760571 , 879543 , 22491171 , 157438197
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
-157438196 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 157438197 can be divided by 16 positive divisors.
The sum of these divisors (counting 157438197) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000100101000011110101
3
Ternary
101222020200121100
4
Quaternary
21120211003311
5
Quinary
310301010242
6
Senary
23342240313
8
Octal
1130450365
10
Decimal
157438197
12
Duodecimal
44886099
16
Hexadecimal
96250f5
20
Vigesimal
293jf9h
36
Base36
2lqg39
md5
b75aa764b39fb782525254177497a8c4
sha1
7a3724e17dd9ec2f158f5bd4a402fd7707dd192e
sha256
565bdfa082eb7d5eaffc1d7a9b21d788472169b5865ffee8165d2eddbbb2026a
sha512
f0505d524479cc24bf9b099fdbdb798003203d9d352a07f9cf01ae943a25748f2dc1abb371cd6323a76bb8e31f260216c59cbeba4ff7a6f95daf62daeb31c273
ripemd-160
3c7276c751616c9576848a659daae29f899bbb84
Diameter
314876394
Circumference
989213366.17925
Area
7.7869984409781E+16
Volume
1.6346279927859E+25
Surface area
3.1147993763912E+17
Circumference
989213366.17925
Perimeter
629752788
Area
24786785874610809
Diagonal
222651233.43297
Surface area
148720715247664854
Volume
3.9023868775238E+24
Space diagonal
272690956.25604
Perimeter
472314591
Area
1.0732993122789E+16
Altitude
136345478.12802
Surface area
1.0732993122789E+16
Volume
4.5990070398508E+23
Height
74217077.810989