157445645 is an odd 9-digits composite number following 157445644
and preceding 157445646 . In scientific notation, it is written as 1.57445645 × 10^8.
The sum of its digits is 41. It has a total of 4 prime factors and 16 positive divisors.
There are 106349760 positive integers (up to 157445645) that are relatively prime to 157445645.
157445645 has 16 divisors, whose sum is 219151488
The reverse of 157445645 is 546544751
Previous prime number is 67
Is Prime? no Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred fifty-seven million four hundred forty-five thousand six hundred forty-five
Scientific notation
1.57445645 × 10^8
Engineering notation
1.57445645 × 10^6
Prime Factorization
5 × 7 × 67 × 67141
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
157445645 Product of the distinct prime numbers
The prime factorization of 157445645 is 5 × 7 × 67 × 67141.
Since it has a total of 4 prime factors.
4 , 3 , 25 , 83 , 955 , 221 , 4428 , 179 , 55006 , 40184 , 263132 , 60186 , 884815 , 8296965 , 44290252 , 72686403 , 891858085 , 87069097 , 9845593961 , 1734820270
n×2
314891290
n×3
472336935
n×4
629782580
n×5
787228225
n÷2
78722822.5
n÷3
52481881.666667
n÷3
39361411.25
n÷5
31489129
n2
24789131129466025
n3
3.9029407396684E+24
n4
6.1450102215386E+32
n5
9.6750509786174E+40
2 √n12547.734656104
3 √n539.97901724596
4 √n112.01667133112
5 √n43.593940838821
1 , 5 , 7 , 35 , 67 , 335 , 469 , 2345 , 67141 , 335705 , 469987 , 2349935 , 4498447 , 22492235 , 31489129 , 157445645
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
-157445644 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 157445645 can be divided by 16 positive divisors.
The sum of these divisors (counting 157445645) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001011000100110111000001101
3
Ternary
101222021001211012
4
Quaternary
21120212320031
5
Quinary
310301230040
6
Senary
23342335005
8
Octal
1130467015
10
Decimal
157445645
12
Duodecimal
4488a465
16
Hexadecimal
9626e0d
20
Vigesimal
2940e25
36
Base36
2lqlu5
md5
cf616255bc772cc338565505cac33ff4
sha1
55a2c56d1657d8cf78029e018cffbd00eda3fe26
sha256
9f824fa971fcea612688b61462a4dcb4711704a4c47eeff1305cd25b971e1064
sha512
d2426a501ef4dad05f293b58aa0bce6d8c142a019cdec1e7d85d776c599f9e6393e9df8c67c2ece83cd6accab617d8c5f4e48560bc5d4bf30c41896a9a0c32ba
ripemd-160
63c5e16c983c9271490196d92493505f3663c653
Diameter
314891290
Circumference
989260163.34341
Area
7.7877352245205E+16
Volume
1.6348599940185E+25
Surface area
3.1150940898082E+17
Circumference
989260163.34341
Perimeter
629782580
Area
24789131129466025
Diagonal
222661766.49558
Surface area
148734786776796150
Volume
3.9029407396684E+24
Space diagonal
272703856.57045
Perimeter
472336935
Area
1.0734008647931E+16
Altitude
136351928.28523
Surface area
1.0734008647931E+16
Volume
4.5996597726479E+23
Height
74220588.83186